Square steel tube bending device

Abstract

The utility model discloses a square steel tube bending device, which relates to the technical field of square steel tube bending, and comprises a bottom plate, support plates fixed on two sides of the top of the bottom plate, a top plate fixed on the tops of the two support plates, an electric push rod fixed on the bottom of the top plate, an upper die fixed on the output end of the electric push rod, and a lower die fixed on the top of the bottom plate; the U-shaped block is located on one side of the bottom plate, and an adjusting mechanism capable of adjusting the distance between the U-shaped block and the bottom plate is arranged between the U-shaped block and the bottom plate. By rotating the lead screw, the lead screw drives the baffle to move through the rectangular block, so that the distance between the baffle and the lower die is adjusted, bending of different positions of a square steel pipe is facilitated, and by rotating the threaded column, bending of the square steel pipe is facilitated. The threaded column can rotate and move in the threaded groove, the threaded column can drive the moving plate to move, and the moving plate can drive the guide column to slide in the guide groove, so that adjustment of the distance between the U-shaped block and the fixed plate is completed, square steel pipes of different lengths are conveniently placed, and workers do not need to hold the square steel pipes by hands.

Description

TECHNICAL FIELD

[0001] The utility model relates to square steel pipe bending technical field, concretely is a square steel pipe bending device. BACKGROUND

[0002] Square steel pipe is a kind of call of square pipe and rectangular pipe, it is steel pipe that length of side is equal and not equal, it is formed by strip steel after process treatment and rolling, generally, strip steel is unwrapped, flattened, coiled, welded to form a round tube, then the round tube is rolled into square tube and is cut to the length required.

[0003] When the existing square steel pipe is bent, the worker generally holds one end of the square steel pipe, and the other end is against the baffle, and the square steel pipe is bent by extrusion of the upper die and the lower die, and the worker needs to hold the square steel pipe during bending, and the distance between the baffle and the lower die is generally fixed on the bottom plate by bolts, so it is difficult to adjust, and it is difficult to bend the square steel pipe at different positions, therefore, technical innovation and design optimization are needed to realize the optimization of the square steel pipe bending device. UTILITY MODEL CONTENTS

[0004] When the existing square steel pipe is bent, the worker generally holds one end of the square steel pipe, and the other end is against the baffle, and the square steel pipe is bent by extrusion of the upper die and the lower die, and the worker needs to hold the square steel pipe during bending, and the distance between the baffle and the lower die is generally fixed on the bottom plate by bolts, so it is difficult to adjust, and it is difficult to bend the square steel pipe at different positions, therefore, technical innovation and design optimization are needed to realize the optimization of the square steel pipe bending device.

[0005] The technical scheme adopted by the embodiment of the present application to solve the technical problem is:

[0006] A square steel pipe bending device, comprising:

[0007] The bottom plate is provided with a support plate on both sides of the top, and the top of the two support plates is fixed with a top plate, and the bottom of the top plate is fixed with an electric push rod, and the output end of the electric push rod is fixed with an upper die, and the top of the bottom plate is fixed with a lower die;

[0008] The U-shaped block is located on one side of the bottom plate, and the U-shaped block and the bottom plate are provided with an adjusting mechanism capable of adjusting the distance between the U-shaped block and the bottom plate.

[0009] A baffle is arranged on one side of the bottom plate, and a moving mechanism capable of moving the baffle is arranged on the bottom plate.

[0010] In a possible implementation, the U-shaped block is fixed with a moving plate, and the moving plate is fixed with a support frame at the bottom for supporting the moving plate.

[0011] In a possible implementation, the adjusting mechanism comprises a fixed plate fixed on one side of the bottom plate, a guide groove and a threaded groove are formed on one side of the fixed plate, a guide column is slidably arranged in the guide groove, a threaded column is threadedly connected in the threaded groove, the guide column is fixedly connected with the moving plate, and the threaded column is rotatably connected with the moving plate; the threaded column is rotated to rotate and move in the threaded groove, the moving plate is driven to move, and the guide column is driven to slide in the guide groove, so as to adjust the distance between the U-shaped block and the fixed plate.

[0012] In a possible implementation, a rotating ring is sleeved on the threaded column, and the rotating ring is threadedly connected with the threaded column; the rotating ring is rotated to tightly abut against the fixed plate, so as to limit the threaded column.

[0013] In a possible implementation, the moving mechanism comprises a rectangular groove formed in the top of the bottom plate, a rectangular block arranged in the rectangular groove, and a lead screw arranged in the rectangular groove; the lead screw penetrates through the rectangular block, the rectangular block is fixedly connected with the baffle, the lead screw is rotated to drive the rectangular block to move in the rectangular groove, and the rectangular block drives the baffle to move.

[0014] In a possible implementation, the lead screw is threadedly connected with the rectangular block, one end of the lead screw is rotatably connected with the inner wall of the rectangular groove, and the other end of the lead screw penetrates through the bottom plate and is fixed with a handle, so as to facilitate rotating the lead screw through the handle.

[0015] In a possible implementation, support legs are fixed at four corners of the bottom plate, so as to facilitate supporting the bottom plate.

[0016] In a possible implementation, the top of the U-shaped block is located at the same horizontal plane as the top of the lower die, so as to facilitate keeping the square steel pipe horizontal.

[0017] In summary, the utility model has at least one of the following beneficial technical effects:

[0018] 1. The handle is rotated to rotate the lead screw, the lead screw drives the baffle to move through the rectangular block, the distance between the baffle and the lower die is adjusted, and the square steel pipe is bent at different positions.

[0019] 2, by rotating the threaded column, the threaded column will rotate and move in the threaded groove, the threaded column will drive the moving plate to move, the moving plate will drive the guide column to slide in the guide groove, so as to complete the adjustment of the distance between the U-shaped block and the fixed plate, so as to facilitate the placement of square steel pipes of different lengths without the need for workers to hold the square steel pipes. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is an overall structure schematic view of the utility model;

[0021] Figure 2 It is an overall structure back surface schematic view of the utility model;

[0022] Figure 3 It is a bottom plate side sectional structure schematic view of the utility model;

[0023] Figure 4 It is a fixed plate internal structure side sectional schematic view of the utility model;

[0024] Figure 5 It is a lower die structure schematic view of the utility model.

[0025] The drawings show that: 1, support frame; 2, moving plate; 3, U-shaped block; 4, fixed plate; 5, support plate; 6, top plate; 7, electric push rod; 8, bottom plate; 9, support leg; 10, lower die; 11, upper die; 12, baffle; 13, rectangular groove; 14, rectangular block; 15, handle; 16, screw rod; 17, threaded column; 18, rotating ring; 19, guide column; 20, guide groove; 21, threaded groove. DETAILED DESCRIPTION

[0026] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and in addition, the form of each structure described in the following implementation is only an example, and the appliance placing rack involved in the utility model is not limited to each structure described in the following implementation, and all other implementations obtained by the person skilled in the art without making creative efforts belong to the protection scope of the utility model.

[0027] This embodiment introduces the specific structure of the square steel pipe bending device, and specifically refers to Figures 1-5 The square steel pipe bending device comprises:

[0028] The bottom plate 8 is provided with support plates 5 fixed on both sides of the top of the bottom plate 8, the top of the two support plates 5 is fixed with a top plate 6, the bottom of the top plate 6 is fixed with an electric push rod 7, the output end of the electric push rod 7 is fixed with an upper die 11, and the top of the bottom plate 8 is fixed with a lower die 10.

[0029] The U-shaped block 3 is located on one side of the bottom plate 8, and an adjusting mechanism capable of adjusting the distance between the U-shaped block 3 and the bottom plate 8 is arranged between the U-shaped block 3 and the bottom plate 8.

[0030] The baffle 12 is located on one side of the bottom plate 8, and a moving mechanism capable of moving the baffle 12 is arranged on the bottom plate 8.

[0031] In addition, the bottom of the U-shaped block 3 is fixed with the moving plate 2, and the bottom of the moving plate 2 is fixed with the support frame 1 for supporting the moving plate 2.

[0032] Notably, the adjusting mechanism includes a fixed plate 4 fixed on one side of the bottom plate 8, and a guide groove 20 and a threaded groove 21 are formed on the side of the fixed plate 4 facing the moving plate 2, a guide column 19 is slidably arranged in the guide groove 20, a threaded column 17 is threadedly connected in the threaded groove 21, the guide column 19 is fixedly connected with the moving plate 2, and the threaded column 17 is rotatably connected with the moving plate 2. Rotating the threaded column 17, the threaded column 17 will rotate and move in the threaded groove 21, the threaded column 17 will drive the moving plate 2 to move, and the moving plate 2 will drive the guide column 19 to slide in the guide groove 20, thereby adjusting the distance between the U-shaped block 3 and the fixed plate 4. A rotating ring 18 is sleeved on the threaded column 17, the rotating ring 18 is threadedly connected with the threaded column 17, and rotating the rotating ring 18 makes the rotating ring 18 tightly abut against the fixed plate 4, thereby limiting the threaded column 17.

[0033] Further, the moving mechanism includes a rectangular groove 13 formed in the top of the bottom plate 8, a rectangular block 14 arranged in the rectangular groove 13, and a lead screw 16 arranged in the rectangular groove 13 and penetrating through the rectangular block 14. The rectangular block 14 is fixedly connected with the baffle 12, and the lead screw 16 drives the rectangular block 14 to move in the rectangular groove 13 when rotating, and the rectangular block 14 drives the baffle 12 to move. The lead screw 16 is threadedly connected with the rectangular block 14, one end of the lead screw 16 is rotatably connected with the inner wall of the rectangular groove 13, and the other end of the lead screw 16 penetrates through the bottom plate 8 and is fixed with a handle 15, so as to facilitate rotating the lead screw 16 through the handle 15.

[0034] In addition, support legs 9 are fixed at four corners of the bottom plate 8, which facilitates supporting the bottom plate 8.

[0035] Further, the top of the U-shaped block 3 is located at the same horizontal plane as the top of the lower die 10, which facilitates keeping the square steel pipe horizontal.

[0036] When the staff needs to bend the square steel pipe, the end of the square steel pipe is first abutted against the baffle 12, and then the square steel pipe is placed on the U-shaped block 3 and the lower die 10. The electric push rod 7 is turned on, the electric push rod 7 drives the upper die 11 to move downward, the upper die 11 cooperates with the lower die 10 to bend the square steel pipe, and then the electric push rod 7 is controlled to reset, and the square steel pipe is taken out.

[0037] When small-arc bending of the opposite steel pipe at different positions is needed, the distance between the baffle 12 and the lower die 10 is adjusted by rotating the screw rod 16 through the handle 15, the screw rod 16 drives the baffle 12 to move through the rectangular block 14, so that small-arc bending of the opposite steel pipe at different positions is facilitated.

[0038] When steel pipes of different lengths are needed to be placed, the threaded column 17 is rotated, the threaded column 17 is rotated and moved in the threaded groove 21, the threaded column 17 drives the moving plate 2 to move, the moving plate 2 drives the guide column 19 to slide in the guide groove 20, and then the rotating ring 18 is rotated to make the rotating ring 18 tightly contact with the fixed plate 4, so that the threaded column 17 is limited, the distance between the U-shaped block 3 and the fixed plate 4 is adjusted, and steel pipes of different lengths are facilitated to be placed.

[0039] Finally, it should be noted that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limited to the implementation. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the implementation ways do not need to be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A square steel pipe bending device characterized by comprising: Include: The bottom plate (8), the top of the two sides of the bottom plate (8) is fixed with support plate (5), two support plate (5) top is fixed with top plate (6), the bottom of the top plate (6) is fixed with electric push rod (7), the output end of the electric push rod (7) is fixed with upper die (11), the top of the bottom plate (8) is fixed with lower die (10); U-shaped block (3), the U-shaped block (3) is located on one side of the bottom plate (8), the U-shaped block (3) and the bottom plate (8) are provided with adjusting mechanism which can adjust the distance between the U-shaped block (3) and the bottom plate (8); Baffle (12), the baffle (12) is located on one side of the bottom plate (8), the bottom plate (8) is provided with moving mechanism which can drive the baffle (12) to move.

2. A square tube bending apparatus as claimed in claim 1, wherein: The bottom of the U-shaped block (3) is fixed with the moving plate (2), and the bottom of the moving plate (2) is fixed with the support frame (1).

3. A square tube bending apparatus as claimed in claim 2, wherein: The adjusting mechanism includes a fixed plate (4) fixed on one side of the bottom plate (8), the fixed plate (4) is provided with a guide groove (20) and a threaded groove (21) on the side facing the moving plate (2), the guide groove (20) is slidably connected with a guide column (19), the threaded groove (21) is threadedly connected with a threaded column (17), the guide column (19) is fixedly connected with the moving plate (2), and the threaded column (17) is rotatably connected with the moving plate (2).

4. A square tube bending apparatus as claimed in claim 3, wherein: The threaded column (17) is sleeved with a rotating ring (18), and the rotating ring (18) is threadedly connected with the threaded column (17).

5. A square tube bending apparatus as claimed in claim 1, wherein: The moving mechanism includes a rectangular groove (13) formed in the top of the bottom plate (8), the rectangular groove (13) is provided with a rectangular block (14) inside, the rectangular groove (13) is provided with a lead screw (16), the lead screw (16) penetrates the rectangular block (14), and the rectangular block (14) is fixedly connected with the baffle (12).

6. A square tube bending apparatus as claimed in claim 5, wherein: The lead screw (16) is threadedly connected with the rectangular block (14), one end of the lead screw (16) is rotatably connected with the inner wall of the rectangular groove (13), and the other end of the lead screw (16) penetrates the bottom plate (8) and is fixedly connected with the handle (15).

7. A square tube bending apparatus as claimed in claim 1, wherein: The bottom plate (8) is fixed with support legs (9) at four corners.

8. A square tube bending apparatus as claimed in claim 1, wherein: The top of the U-shaped block (3) and the top of the lower die (10) are located on the same horizontal plane.

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