CN218401978U - Special-shaped steel pipe tool - Google Patents

Abstract

The utility model belongs to the technical field of special-shaped steel pipe tools and provides a special-shaped steel pipe tool which comprises a chassis frame assembly, wherein rotating wheels are arranged at four corners of the chassis frame assembly; the workbench frame assembly is arranged above the chassis frame assembly, and the chassis frame assembly and the workbench frame assembly are connected through a plurality of first stand columns; the four corners of the workbench frame component are provided with a second upright column, and the second upright columns are connected with the workbench frame component and can be folded; at least two groups of step supporting frames which are arranged on the workbench frame assembly in parallel, and the step supporting frames are connected with the workbench frame assembly and can be folded; each group of step supporting frames is provided with at least two placing tables from top to bottom, and a group of special-shaped steel pipes are placed on the placing tables with the same height; the workbench frame assembly is provided with a support assembly, the support assembly is arranged on the front side of the step support frame, and the support assembly is configured to place a storage box.

Description

Special-shaped steel pipe tool

Technical Field

The utility model belongs to the technical field of abnormal shape steel pipe frock, especially, relate to an abnormal shape steel pipe frock.

Background

When the automobile is assembled, steel pipe parts are necessary, so that special tools need to be designed for bearing, the parts are integrated steel pipes with different lengths of 600-2000mm, and special tools can only be manufactured for special-shaped structures, and the parts are long and thin and large in occupied line area.

Because the sizes of the special-shaped steel pipe parts are different, every 100-150 special-shaped steel pipe parts are packaged into a bag, the special-shaped steel pipe parts with different sizes are placed in an appliance, and after the special-shaped steel pipe parts are used, the appliance cannot be effectively utilized again, so that the waste of the appliance is serious.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a heterotypic steel pipe frock for deposit the heterotypic steel pipe part of above-mentioned not unidimensional, with the input quantity that reduces the utensil, save the cost.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a heterotypic steel pipe frock, include:

the chassis frame assembly is provided with rotating wheels at four corners;

the workbench frame assembly is arranged above the chassis frame assembly, and the chassis frame assembly is connected with the workbench frame assembly through a plurality of first stand columns;

the four corners of the workbench frame component are provided with one second upright column, and the second upright columns are connected with the workbench frame component and can be folded;

at least two groups of step supporting frames which are arranged on the workbench frame assembly in parallel, and the step supporting frames are connected with the workbench frame assembly and can be folded;

each group of step supporting frames is provided with at least two placing tables from top to bottom, and a group of special-shaped steel pipes are placed on the placing tables at the same height;

the workbench frame assembly is provided with a support assembly, the support assembly is arranged on the front side of the step support frame, and the support assembly is configured to place a storage box.

Preferably, a first rotating shaft is arranged at the bottom of the side wall of the second upright, a first strip-shaped groove is correspondingly arranged on the workbench frame assembly, and the first rotating shaft is positioned in the first strip-shaped groove;

still be provided with the jamming piece on the bottom of the lateral wall of the bottom of second stand, the correspondence is provided with the jamming groove on the workstation frame subassembly, the jamming piece can be located the jamming inslot.

Preferably, the chassis frame assembly comprises a plurality of first cross rods arranged in parallel and a plurality of first vertical rods arranged in parallel, the first vertical rods and the first cross rods are connected with each other to form a first regular quadrilateral frame, and a first opening is formed in the middle of the front side of the first regular quadrilateral frame.

Preferably, the workbench frame assembly comprises a plurality of second cross rods and a plurality of second vertical rods, the second cross rods are connected with the second vertical rods to form a second regular quadrilateral frame, the second regular quadrilateral frame is provided with a second opening, and the second opening is located right above the first opening.

Preferably, the step supporting frame comprises a third Z-direction vertical rod, a fourth Z-direction vertical rod, a third Y-direction cross rod and a fourth Y-direction cross rod, the third Z-direction vertical rod and the fourth Z-direction vertical rod are arranged in parallel and are separated by a first preset distance along the Y direction, the third Z-direction vertical rod is higher than the fourth Z-direction vertical rod, and the lower ends of the third Z-direction vertical rod and the fourth Z-direction vertical rod are rotatably connected with the workbench frame assembly;

the third Y-direction cross rod and the fourth Y-direction cross rod are arranged in parallel, the length of the third Y-direction cross rod is larger than that of the fourth Y-direction cross rod, one end of the third Y-direction cross rod is connected to the top end of the third Z-direction vertical rod, one end of the fourth Y-direction cross rod is connected to the third Z-direction vertical rod, and the other end of the fourth Y-direction cross rod is connected to the top end of the fourth Z-direction vertical rod.

Preferably, a fastening assembly is further arranged on the placing platform, and the fastening assembly can be opened or closed to fix the special-shaped steel pipe placed on the placing platform.

Preferably, the fastening assembly comprises a silica gel pad, a magic tape and a first fastening piece, the silica gel pad compresses the magic tape on the placing table, and the first fastening piece fixes the silica gel pad and the magic tape.

Preferably, the workbench frame assembly is provided with a rotating part, the bottom of the step supporting frame is provided with a second rotating shaft, the rotating part comprises a rotating part body, the rotating part body is provided with a rotating clamping groove, and the second rotating shaft can be clamped in the rotating clamping groove;

the bottom of the step supporting frame is also provided with a polygonal hole, the rotating piece is correspondingly provided with a polygonal clamping groove, and a polygonal fastener is inserted into the polygonal clamping groove and the polygonal hole through the cross section.

Preferably, the support assembly comprises a protruding part arranged on the workbench frame assembly, the protruding part and the step support frame are spaced by a third preset distance along the Y direction, and a storage box is arranged between the step support frame and the protruding part;

the supporting assembly further comprises a supporting piece arranged on the workbench frame assembly, the supporting piece is located on the outer side of the protruding piece, and the storage box is placed in the supporting piece.

Preferably, the special-shaped steel pipe tool further comprises traction pieces arranged on two sides of the chassis frame assembly, and the traction pieces are connected with external traction equipment.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses in all be provided with the rotation wheel on the four corners of chassis frame subassembly to it can remove to drive whole heterotypic steel pipe frock.

The workbench frame is supported to a certain height through the first stand column, so that the special-shaped steel pipe is placed on the workbench frame assembly conveniently, and the worker can take and place conveniently.

The second upright post is arranged to protect the special-shaped steel pipe on the workbench frame assembly and prevent the special-shaped steel pipe from being damaged due to collision caused by contact with an external structure.

Through the step braced frame that sets up on workstation frame subassembly, step braced frame is provided with two at least platforms of placing that are the step setting along vertical direction, and a set of abnormal shape steel pipe has been placed to the platform of placing of multiunit step braced frame's same height.

The workbench frame assembly is also provided with a support assembly, the support assembly can support the storage box, and the storage box is internally provided with a special-shaped steel pipe with short length.

The special-shaped steel pipe tool in the embodiment is simple in structure and low in cost, and is convenient for placing various special-shaped steel pipes with different sizes, so that the use of a device for containing the special-shaped steel pipes is reduced, and the cost is saved. In addition, the deformed steel tube tool can be folded and placed when not in use, so that the occupied space is reduced.

Drawings

Fig. 1 is a schematic structural view of a special-shaped steel pipe tool of the present invention;

fig. 2 is an enlarged view of a structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the special-shaped steel pipe tool of the present invention (excluding a part of the storage box);

fig. 4 is a schematic structural diagram of the special-shaped steel pipe tool of the present invention (excluding the storage box);

fig. 5 is an enlarged view of a structure at B in fig. 4 according to the present invention.

100, special-shaped steel pipes;

1. a chassis frame assembly; 11. a first cross bar; 12. a first vertical bar; 13. a first opening; 14. a support member; 15. a crash pad; 16. a rotating wheel;

2. a table frame assembly; 21. a second cross bar; 22. a second vertical bar; 23. a second opening;

3. a second upright post; 31. a clamping stagnation piece; 32. a clamping stagnation groove; 33. a first bar-shaped groove; 34. a first rotating shaft;

4. a step support frame; 40. a placing table; 41. a third Z-direction vertical rod; 42. a fourth Z-direction vertical rod; 43. a third Y-direction cross bar; 44. a fourth Y-direction cross bar; 45. a fifth Z-direction vertical rod; 46. a fifth Y-direction cross bar; 47. a fastening assembly; 471. a silica gel pad; 472. magic tape; 48. a rotating member; 481. a rotor body; 482. rotating the clamping groove; 49. a second rotating shaft;

6. a support assembly; 61. a boss member; 62. a support member;

7. a storage box; 8. a first upright post; 9. a pulling member.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 5, the present embodiment provides a special-shaped steel pipe tool for placing a special-shaped steel pipe 100, the special-shaped steel pipe 100 has a length of about 600 to 2000mm and a diameter of 5 to 10mm, and the special-shaped steel pipe 100 is thin and long.

This abnormal shape steel pipe frock includes: chassis frame subassembly 1, workstation frame subassembly 2, second stand 3 and at least two sets of step braced frame 4, wherein, all be provided with on chassis frame subassembly 1's the four corners and rotate wheel 16 to drive whole abnormal shape steel pipe frock and can remove. Preferably, the rotating wheel 16 is a universal wheel, so that the whole special-shaped steel pipe tool can move in any direction.

The workbench frame assembly 2 is arranged above the chassis frame assembly 1, and the chassis frame assembly 1 and the workbench frame assembly 2 are connected through a plurality of first upright posts 8. The workbench frame is supported to a certain height through the first upright post 8, so that the special-shaped steel pipe 100 is conveniently placed on the workbench frame assembly 2, and the taking and placing of workers are facilitated.

All be provided with a second stand 3 on workstation frame set 2's the four corners, second stand 3 is connected and can fold with workstation frame set 2. The second upright post 3 is provided to protect the special-shaped steel pipe 100 on the workbench frame assembly 2 and prevent the special-shaped steel pipe 100 from being damaged due to collision caused by contact with an external structure.

At least two groups of step supporting frames 4 are arranged on the workbench frame assembly 2 in parallel, and the step supporting frames 4 are connected with the workbench frame assembly 2 and can be folded. Each set of step support frames 4 is provided with at least two placing tables 40 from top to bottom, and a set of special-shaped steel pipes 100 is arranged on the placing tables 40 at the same height.

The worktable frame assembly 2 is provided with a supporting assembly 6, the supporting assembly 6 is arranged at the front side of the step supporting frame 4, and the supporting assembly 6 is configured to place a storage box 7.

Through the step braced frame 4 that sets up on workstation frame subassembly 2, step braced frame 4 is provided with two at least platforms 40 of placing that are the step setting along vertical direction, and a set of heterotypic steel pipe 100 has been placed to the platform 40 of placing of the same height of multiunit step braced frame 4.

Preferably, in the present embodiment, three sets of step support frames 4 are arranged in parallel, and the three sets of step support frames 4 are configured to support three different positions of the same set of profiled steel pipes 100, so as to support the profiled steel pipes 100.

Further preferably, in the present embodiment, each set of the step support frames 4 is provided with two placing tables 40.

The table frame assembly 2 is further provided with a support assembly 6, and the support assembly 6 can support a storage box, and a short-length special-shaped steel pipe 100 is configured and placed in the storage box.

The special-shaped steel pipe tool in the embodiment is simple in structure and low in cost, and is convenient for placing various special-shaped steel pipes 100 with different sizes, so that the use of tools for containing the special-shaped steel pipes 100 is reduced, and the cost is saved. In addition, the deformed steel pipe tool can be folded and placed when not in use, so that the occupied space is reduced.

Aiming at the connection between the second upright post 3 and the workbench component and the capability of folding, the structure specifically comprises that the bottom of the side wall of the second upright post 3 is provided with a first rotating shaft 34, the workbench frame component 2 is correspondingly provided with a first bar-shaped groove 33, and the first rotating shaft 34 is positioned in the first bar-shaped groove 33;

still be provided with clamping stagnation piece 31 on the bottom of the lateral wall of the bottom of second stand 3, the last correspondence of workstation frame subassembly 2 is provided with clamping stagnation groove 32, and clamping stagnation piece 31 can be located in the clamping stagnation groove 32. When the second upright post 3 is vertically arranged, the clamping stagnation piece 31 is positioned in the clamping stagnation groove 32.

In this embodiment, the chassis frame assembly 1 includes: a plurality of parallel first horizontal pole 11 and a plurality of parallel first montant 12 of setting, first montant 12 and first horizontal pole 11 interconnect form first positive quadrilateral frame, and the intermediate position of the front side of first positive quadrilateral frame is provided with first opening 13.

A rectangular frame is formed by the interconnection of the first cross bar 11 and the first vertical bar 12 so as to accommodate the long-sized profiled steel pipe 100. The first cross rod 11 and the first vertical rod 12 are welded, and the frame structure is simple in structure, light in weight and low in cost. The first opening 13 is opened to facilitate a worker to place the steel pipe 100 of a special shape on the step support frame 4.

Preferably, a support member 14 is provided at the bottom of the chassis frame assembly 1 so as to support the entire profile steel pipe tool and prevent the tool from being deformed by pressure.

Preferably, all install the crashproof pad 15 in the outside in the four corners of chassis frame subassembly 1 to prevent that this abnormal shape steel pipe frock from knocking the workman, also prevent that this frock and exterior structure from contacting, crashing exterior structure. Further preferably, the crash pads 15 are provided at four corners of the first regular quadrangular frame. Specifically, the anti-collision pad 15 is a rubber pad or a silicone pad 471.

Preferably, the workbench frame assembly 2 comprises a plurality of second cross bars 21 and a plurality of second vertical bars 22, the second cross bars 21 and the second vertical bars 22 are connected with each other to form a second regular quadrilateral frame, the second regular quadrilateral frame is provided with a second opening 23, and the second opening 23 is located right above the first opening 13. The first opening 13 and the second opening 23 are provided to communicate so that a worker can enter the two openings to place the deformed steel pipe 100.

The second cross bar 21 and the second vertical bar 22 of the frame assembly 2 are connected as shown in fig. 1 and 2, and in other embodiments, the second cross bar 21 and the second vertical bar 22 can be connected in other forms.

The first cross bar 11 of the chassis frame component 1 and the second cross bar 21 of the workbench frame component 2 are both arranged along the X direction, the second vertical bar 22 of the chassis frame component 1 and the second vertical bar 22 of the workbench frame component 2 are both arranged along the Y direction,

preferably, three groups of step supporting frames 4 are arranged at the rear side of the workbench frame assembly 2, specifically, the step supporting frames 4 include a third Z-direction vertical rod 41, a fourth Z-direction vertical rod 42, a third Y-direction cross rod 43 and a fourth Y-direction cross rod 44, the third Z-direction vertical rod 41 and the fourth Z-direction vertical rod 42 are arranged in parallel, and are spaced by a first preset distance along the Y-direction, the height of the third Z-direction vertical rod 41 is greater than that of the fourth Z-direction vertical rod 42, and the lower ends of the third Z-direction vertical rod 41 and the fourth Z-direction vertical rod 42 are rotatably connected with the workbench frame assembly 2.

The third Y-directional cross bar 43 and the fourth Y-directional cross bar 44 are arranged in parallel, the length of the third Y-directional cross bar 43 is greater than that of the fourth Y-directional cross bar 44, one end of the third Y-directional cross bar 43 is connected to the top end of the third Z-directional vertical bar 41, one end of the fourth Y-directional cross bar 44 is connected to the third Z-directional vertical bar 41, and the other end of the fourth Y-directional cross bar 44 is connected to the top end of the fourth Z-directional vertical bar 42.

Preferably, the step support frame 4 further comprises a fifth Z-directional vertical bar 45 having one end connected to one end of the fourth Y-directional cross bar 44 and the other end connected to the third Y-directional cross bar 43, the fifth Z-directional vertical bar 45 supporting the fourth Y-directional cross bar 44.

Preferably, the step supporting frame 4 further comprises a fifth Y-directional cross bar 46, one end of which is connected to the third Z-directional vertical bar 41 and the other end of which is connected to the fourth Z-directional vertical bar 42, the fifth Y-directional cross bar 46 is located below the fourth Y-directional cross bar 44, and the fifth Y-directional cross bar 46 and the fourth Y-directional cross bar 44 are parallel and spaced apart from each other by a second preset distance in the Z-direction. A fifth Y-bar 46 is provided to support the third Z-bar 41 and the fourth Z-bar 42.

The X, Y and Z directions are shown in FIG. 1.

Preferably, a fastening assembly 47 is further provided on the placing table 40 of the step support frame 4, and the fastening assembly 47 can be opened or closed to fix the profile steel pipe 100 placed on the placing table 40.

Preferably, the fastening assembly 47 includes a silicone pad 471, a hook and loop fastener 472, the silicone pad 471 presses the hook and loop fastener 472 on the placing table 40, and the first fastener fixes the silicone pad 471 and the hook and loop fastener 472. Set up silica gel pad 471 in order to avoid heterotypic steel pipe 100 and magic subsides 472 contact, wear and tear too fast to magic subsides 472, change frequently. Further, a silicone pad 471 is provided to prevent the stepped support frame 4 from damaging the deformed steel pipe 100.

To above-mentioned step braced frame 4 and above-mentioned workstation frame subassembly 2 rotate to be connected, step braced frame 4 can be for the folding concrete structure of workstation frame subassembly 2, is provided with on the workstation frame subassembly 2 and rotates piece 48, and the bottom of step braced frame 4 is provided with second axis of rotation 49, and rotation piece 48 includes and rotates piece body 481, is provided with on rotating piece body 481 and rotates draw-in groove 482, and second axis of rotation 49 can block and locate in rotating draw-in groove 482.

The bottom of step braced frame 4 still is provided with the polygon hole, rotates and has seted up the polygon draw-in groove on the piece body 481 correspondence, and it is downthehole for polygon fastener insert polygon draw-in groove and polygon through the cross section, and when step braced frame 4 set up along Z to vertical, fixed step braced frame 4.

The polygonal hole is a square hole, the polygonal clamping groove is a square clamping groove, and the cross section of the polygonal fastener is square. Or the polygonal hole is a hexagonal hole, the polygonal clamping groove is a hexagonal clamping groove, and the cross section of the polygonal fastener is hexagonal.

The supporting assembly 6 comprises a protruding part 61 arranged on the workbench frame assembly 2, the protruding part 61 and the step supporting frame 4 are spaced by a third preset distance along the Y direction, and a storage box 7 is arranged between the step supporting frame 4 and the protruding part 61.

In this embodiment, two sets of storage boxes 7 are placed on the workbench frame assembly 2, and the two sets of storage boxes 7 are arranged in parallel along the X direction.

In addition, preferably, the supporting assembly 6 further includes a supporting member 62 disposed on the worktable frame assembly 2, the supporting member 62 is located outside the protruding member 61, and the storage box 7 is disposed on the supporting member 62.

In this embodiment, the storage boxes 7 placed on the supporting member 62 are two groups, and are symmetrically disposed on two sides of the two groups of storage boxes 7 between the protruding member 61 and the step supporting frame 4.

Preferably, the special-shaped steel pipe tool further comprises traction pieces 9 arranged on two sides of the chassis frame assembly 1, and the traction pieces 9 are connected with external traction equipment so as to conveniently drag the special-shaped steel pipe tool to transfer positions.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a heterotypic steel pipe frock which characterized in that includes:

the chassis frame assembly (1), four corners of the chassis frame assembly (1) are provided with rotating wheels (16);

the workbench frame assembly (2) is arranged above the chassis frame assembly (1), and the chassis frame assembly (1) and the workbench frame assembly (2) are connected through a plurality of first stand columns (8);

the four corners of the workbench frame assembly (2) are provided with one second upright column (3), and the second upright columns (3) are connected with the workbench frame assembly (2) and can be folded;

at least two groups of step supporting frames (4) which are arranged on the workbench frame assembly (2) in parallel, wherein the step supporting frames (4) are connected with the workbench frame assembly (2) and can be folded;

each group of the step supporting frames (4) is provided with at least two placing tables (40) from top to bottom, and a group of special-shaped steel pipes (100) are placed on the placing tables (40) at the same height;

the workbench frame assembly (2) is provided with a supporting assembly (6), the supporting assembly (6) is arranged on the front side of the step supporting frame (4), and the supporting assembly (6) is configured to place a storage box (7).

2. The special-shaped steel tube tooling as claimed in claim 1, wherein a first rotating shaft (34) is arranged at the bottom of the side wall of the second upright (3), a first strip-shaped groove (33) is correspondingly arranged on the worktable frame assembly (2), and the first rotating shaft (34) is positioned in the first strip-shaped groove (33);

still be provided with clamping stagnation piece (31) on the bottom of the lateral wall of the bottom of second stand (3), it is provided with clamping stagnation groove (32) to correspond on workstation frame subassembly (2), clamping stagnation piece (31) can be blocked and is located in clamping stagnation groove (32).

3. The special-shaped steel pipe tool according to claim 1 or 2, wherein the chassis frame assembly (1) comprises a plurality of first cross rods (11) arranged in parallel and a plurality of first vertical rods (12) arranged in parallel, the first vertical rods (12) and the first cross rods (11) are connected with each other to form a first regular quadrilateral frame, and a first opening (13) is formed in the middle of the front side of the first regular quadrilateral frame.

4. The special-shaped steel tube tooling as claimed in claim 3, wherein the workbench frame assembly (2) comprises a plurality of second cross rods (21) and a plurality of second vertical rods (22), the second cross rods (21) and the second vertical rods (22) are connected with each other to form a second regular quadrilateral frame, the second regular quadrilateral frame is provided with a second opening (23), and the second opening (23) is located right above the first opening (13).

5. The special-shaped steel pipe tool according to claim 1, wherein the step supporting frame (4) comprises a third Z-direction vertical rod (41), a fourth Z-direction vertical rod (42), a third Y-direction cross rod (43) and a fourth Y-direction cross rod (44), the third Z-direction vertical rod (41) and the fourth Z-direction vertical rod (42) are arranged in parallel, a first preset distance is formed between the third Z-direction vertical rod and the fourth Z-direction vertical rod along the Y direction, the third Z-direction vertical rod (41) is higher than the fourth Z-direction vertical rod (42), and the lower ends of the third Z-direction vertical rod (41) and the fourth Z-direction vertical rod (42) are rotatably connected with the workbench frame assembly (2);

third Y to horizontal pole (43) with fourth Y is to horizontal pole (44) parallel and parallel setting, third Y is greater than to the length of horizontal pole (43) fourth Y to the length of horizontal pole (44), third Y to the one end of horizontal pole (43) connect in third Z is to the top of montant (41), fourth Y to the one end of horizontal pole (44) connect in third Z is to montant (41), the other end connect in the top of fourth Z to montant (42).

6. The special-shaped steel tube tooling as claimed in claim 5, wherein a fastening assembly (47) is further arranged on the placing table (40), and the fastening assembly (47) can be opened or closed to fix the special-shaped steel tube (100) placed on the placing table (40).

7. The special-shaped steel tube tool according to claim 6, wherein the fastening assembly (47) comprises a silica gel pad (471), a magic tape (472) and a first fastening piece, the silica gel pad (471) presses the magic tape (472) onto the placing table (40), and the first fastening piece fixes the silica gel pad (471) and the magic tape (472).

8. The special-shaped steel tube tool according to claim 1, wherein a rotating piece (48) is arranged on the workbench frame assembly (2), a second rotating shaft (49) is arranged at the bottom of the step supporting frame (4), the rotating piece (48) comprises a rotating piece body (481), a rotating clamping groove (482) is arranged on the rotating piece body (481), and the second rotating shaft (49) can be clamped in the rotating clamping groove (482);

the bottom of the step supporting frame (4) is also provided with a polygonal hole, the rotating piece (48) is correspondingly provided with a polygonal clamping groove, and a polygonal fastener is inserted into the polygonal clamping groove and the polygonal hole through the cross section.

9. The special-shaped steel tube tool according to claim 1, wherein the supporting assembly (6) comprises a protruding piece (61) arranged on a workbench frame assembly (2), the protruding piece (61) and the step supporting frame (4) are spaced by a third preset distance along the Y direction, and a storage box (7) is arranged between the step supporting frame (4) and the protruding piece (61);

the supporting assembly (6) further comprises a supporting piece (62) arranged on the workbench frame assembly (2), the supporting piece (62) is located on the outer side of the protruding piece (61), and the storage box (7) is placed on the supporting piece (62).

10. The special-shaped steel tube tool according to claim 1, further comprising traction pieces (9) arranged on two sides of the chassis frame assembly (1), wherein the traction pieces (9) are connected with external traction equipment.

Images