Continuous extrusion forming device for section bar square tube

Abstract

The utility model discloses a continuous extrusion forming device for a section bar square tube, which relates to the technical field of forming equipment and comprises a first fixing frame and a second fixing frame, and a plurality of extrusion components and lifting components are arranged between the first fixing frame and the second fixing frame. Each extrusion assembly comprises two driving rods, two upper extrusion wheels, two lower extrusion wheels, a sliding groove, a sliding block and an adjusting screw rod; according to the technical scheme provided by the utility model, the extrusion assembly is arranged, specifically, the distance between the two upper extrusion wheels and the distance between the two lower extrusion wheels can be adjusted by rotating the adjusting screw rod and utilizing the meshing of the adjusting screw rod and the sliding block, so that the forming width can be adjusted during use; square tubes with different widths can be conveniently machined to meet market requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of forming equipment especially relates to a profiled bar continuous extrusion forming device. BACKGROUND

[0002] The profiled bar is a kind of widely used metal component, usually used in the field of construction and industry, and the profiled bar is a kind of metal pipe material with square or rectangular section, usually made of steel, stainless steel or aluminum alloy, and the profiled bar is usually extruded by extrusion equipment.

[0003] At present, the profiled bar extrusion equipment is limited by the width of extrusion wheel, and only a single width of profiled bar can be processed during processing, and when other specifications of profiled bar need to be processed, the extrusion wheel needs to be replaced, which is very inconvenient to use, and therefore needs to be improved. INVENTION CONTENTS

[0004] The utility model provides a profiled bar continuous extrusion forming device to overcome the defects of prior art, solve the problem that the profiled bar extrusion equipment is limited by the width of extrusion wheel in prior art, and only a single width of profiled bar can be processed during processing, and when other specifications of profiled bar need to be processed, the extrusion wheel needs to be replaced, which is very inconvenient to use.

[0005] Therefore, the utility model provides a profiled bar continuous extrusion forming device, which comprises a first fixed frame and a second fixed frame, and a plurality of extrusion assemblies and lifting assemblies are arranged between the first fixed frame and the second fixed frame.

[0006] The plurality of extrusion assemblies each comprise two drive rods, two upper extrusion wheels, two lower extrusion wheels, a sliding groove, a sliding block and an adjusting screw, the two drive rods are rotatably connected to the inner sides of the first fixed frame and the second fixed frame respectively, the two upper extrusion wheels are sleeved on the outer walls of the drive rods located on the inner side of the second fixed frame, the two lower extrusion wheels are sleeved on the outer walls of the drive rods located on the inner side of the first fixed frame, the sliding groove is formed in the middle of one side of the drive rod, the sliding block is fixedly connected to the middle of the upper extrusion wheel and the lower extrusion wheel respectively, and the adjusting screw is rotatably connected to the inside of the drive rod.

[0007] Optionally, the diameter of the drive rod matches the inner diameter of the middle of the upper extrusion wheel and the lower extrusion wheel.

[0008] Optionally, the sliding block matches the width of the sliding groove, and the sliding block is slidingly connected to the inner side of the sliding groove.

[0009] Optionally, a thread matched with the adjusting screw is formed in one end of the sliding block, and the sliding block is threadedly connected with the adjusting screw through the thread.

[0010] Optionally, the extrusion assembly further comprises a double-layer sprocket, which is fixedly installed at one end of the driving rod, and the driving rods of the two extrusion assemblies are chain driven through the double-layer sprocket.

[0011] Optionally, the lifting assembly comprises a fixed block, a hydraulic cylinder and a supporting arm.

[0012] Optionally, the fixed block is fixedly installed at one side of the first fixed frame, the hydraulic cylinder is fixedly installed at one end of the fixed block, and one end of the supporting arm is fixedly installed at one side of the second fixed frame.

[0013] Optionally, the hydraulic cylinder is located on the inner side of the supporting arm, and the output end of the hydraulic cylinder is fixedly installed on the inner side of the bottom of the supporting arm.

[0014] From the above technical solutions, it can be seen that the embodiments of the utility model have the following advantages:

[0015] 1. The profile square tube continuous extrusion forming device, by setting up extrusion assembly, specific, by rotating adjusting screw, utilize adjusting screw and slider meshing, thus can adjust the distance between two upper extrusion wheels and the distance between two lower extrusive wheels, so that the forming width can be adjusted during use, and different width square tubes can be conveniently processed to meet market demand.

[0016] 2. The profile square tube continuous extrusion forming device, by setting up lifting assembly, specific, by hydraulic cylinder pushing, the supporting arm is pulled, the distance between the first fixed frame and the second fixed frame can be adjusted, thus the distance between the upper extrusion wheel and the lower extrusion wheel can be adjusted, and the extrusion assembly is used in cooperation with the adjusting function, which is convenient for processing raw materials of different thicknesses and convenient to use.

[0017] These features and advantages of the utility model will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be further described below in combination with the drawings:

[0019] Figure 1 It is the right side structure schematic view of the utility model;

[0020] Figure 2 It is the left side structure schematic view of the utility model;

[0021] Figure 3 It is the partial structure explosion drawing of the extrusion assembly of the utility model;

[0022] Figure 4 It is the partial enlarged view of A in the utility model. Figure 2

[0023] ​Explanation of reference signs: 1, first fixed frame; 2, second fixed frame; 301, drive rod; 302, upper extrusion wheel; 303, lower extrusion wheel; 304, sliding groove; 305, sliding block; 306, adjusting screw; 307, double-layer chain wheel; 401, fixed block; 402, hydraulic cylinder; 403, supporting arm. DETAILED DESCRIPTION

[0024] The technical solutions of the embodiments of the utility model will be explained and described below in combination with the drawings of the embodiments of the utility model. However, the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] The profile square tube continuous extrusion forming device according to an embodiment of the utility model will be specifically described below in combination with the drawings.

[0026] Embodiment 1

[0027] For the convenience of understanding, please refer to Figures 1 to 4 An embodiment of the profile square tube continuous extrusion forming device provided by the utility model comprises a first fixed frame 1 and a second fixed frame 2, and a plurality of extrusion assemblies and lifting assemblies are arranged between the first fixed frame 1 and the second fixed frame 2.

[0028] The plurality of extrusion assemblies each comprises two drive rods 301, two upper extrusion wheels 302, two lower extrusion wheels 303, a sliding groove 304, a sliding block 305 and an adjusting screw 306, the two drive rods 301 are rotationally connected to the inner sides of the first fixed frame 1 and the second fixed frame 2 respectively, the two upper extrusion wheels 302 are sleeved on the outer walls of the drive rods 301 located on the inner side of the second fixed frame 2, the two lower extrusion wheels 303 are sleeved on the outer walls of the drive rods 301 located on the inner side of the first fixed frame 1, the sliding groove 304 is formed in the middle of one side of the drive rod 301, the sliding block 305 is fixedly connected to the middle parts of the upper extrusion wheels 302 and the lower extrusion wheels 303 respectively, the adjusting screw 306 is rotationally connected to the inside of the drive rod 301, the diameter of the drive rod 301 matches the inner diameters of the middle parts of the upper extrusion wheels 302 and the lower extrusion wheels 303, the sliding block 305 matches the width of the sliding groove 304, and the sliding block 305 is slidingly connected to the inner side of the sliding groove 304, a thread matched with the adjusting screw 306 is formed in one end of the sliding block 305, and the sliding block 305 is threadedly connected with the adjusting screw 306 through the thread, wherein the angles of the inclined surfaces of the lower extrusion wheels 303 increase in turn until the angle of the inclined surface is perpendicular, so that the raw material is folded into a square tube.

[0029] It should be noted that by installing an adjusting screw 306 inside the drive rod 301, the adjusting screw 306 can engage with the slider 305 inside the upper extrusion roller 302 and the lower extrusion roller 303. By rotating the adjusting screw 306, the distance between the two upper extrusion rollers 302 and the distance between the two lower extrusion rollers 303 can be adjusted through the engagement of the adjusting screw 306 with the slider 305. This allows for adjustment of the forming width during use, facilitating the processing of square tubes of different widths.

[0030] In some embodiments, such as Figure 1 As shown, the extrusion assembly also includes a double-layer sprocket 307, which is fixedly installed at one end of the drive rod 301, and the drive rods 301 of the two extrusion assemblies are connected by chain drive through the double-layer sprocket 307.

[0031] It should be noted that the purpose of setting the double-layer sprocket 307 is to facilitate mutual transmission between the extrusion components. It is also equipped with an external drive motor, which acts as a driving component to transmit power to one of the extrusion components. With the cooperation of the double-layer sprocket 307, it drives multiple extrusion components to work.

[0032] Example 2

[0033] In some embodiments, such as Figure 2 , Figure 4 As shown, the lifting assembly includes a fixed block 401, a hydraulic cylinder 402, and a support arm 403. The fixed block 401 is fixedly installed on one side of the first fixed frame 1, the hydraulic cylinder 402 is fixedly installed on one end of the fixed block 401, and one end of the support arm 403 is fixedly installed on one side of the second fixed frame 2. The hydraulic cylinder 402 is located inside the support arm 403, and the output end of the hydraulic cylinder 402 is fixedly installed on the inner side of the bottom of the support arm 403.

[0034] It should be noted that by setting a fixed block 401, a hydraulic cylinder 402 and a support arm 403, the hydraulic cylinder 402 pushes and pulls the support arm 403, which can adjust the distance between the first fixed frame 1 and the second fixed frame 2, thereby adjusting the distance between the upper extrusion roller 302 and the lower extrusion roller 303. This is used in conjunction with the adjustment function of the extrusion assembly to facilitate the processing of raw materials of different thicknesses.

[0035] Working principle: in use, first according to the need for processing square tube specifications, rotating adjusting screw 306, using adjusting screw 306 and slider 305 meshing, so that the distance between the two upper extrusion wheel 302 and the distance between the two lower extrusion wheel 303 can be adjusted, adjust the width of the forming, at the same time, through the hydraulic cylinder 402 to push will pull support arm 403, can adjust the distance between the first fixed frame 1 and the second fixed frame 2, so as to adjust the distance between the upper extrusion wheel 302 and the lower extrusion wheel 303, cooperate with the adjusting effect of extrusion assembly for use, adapt to the thickness of the material, then the square tube raw material is pushed into the extrusion forming device from one end, in turn extrusion forming.

[0036] The above-described embodiments are merely used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for some technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A continuous extrusion forming apparatus for square tube profiles, characterized in that: It includes a first fixed frame (1) and a second fixed frame (2), and a plurality of extrusion components and lifting components are arranged between the first fixed frame (1) and the second fixed frame (2); Each of the extrusion assemblies includes two drive rods (301), two upper extrusion rollers (302), two lower extrusion rollers (303), a groove (304), a slider (305), and an adjusting screw (306). The two drive rods (301) are rotatably connected to the inner sides of the first fixed frame (1) and the second fixed frame (2), respectively. The two upper extrusion rollers (302) are sleeved on the outer wall of the drive rod (301) located inside the second fixed frame (2). The two lower extrusion rollers (303) are sleeved on the outer wall of the drive rod (301) located inside the first fixed frame (1). The groove (304) is opened in the middle of one side of the drive rod (301). The slider (305) is fixedly connected to the middle of the upper extrusion roller (302) and the lower extrusion roller (303), respectively. The adjusting screw (306) is rotatably connected inside the drive rod (301).

2. The continuous extrusion forming apparatus for square tube profiles according to claim 1, characterized in that: The diameter of the drive rod (301) matches the inner diameter of the middle part of the upper extrusion wheel (302) and the lower extrusion wheel (303).

3. The continuous extrusion forming apparatus for square tube profiles according to claim 1, characterized in that: The slider (305) is matched with the width of the groove (304), and the slider (305) is slidably connected to the inside of the groove (304).

4. The continuous extrusion forming apparatus for square tube profiles according to claim 1, characterized in that: The slider (305) has a thread at one end that matches the adjusting screw (306), and the slider (305) is threadedly connected to the adjusting screw (306) through the thread setting.

5. The continuous extrusion forming apparatus for square tube profiles according to claim 1, characterized in that: The extrusion assembly also includes a double-layer sprocket (307), which is fixedly installed at one end of the drive rod (301), and the two drive rods (301) of the extrusion assembly are connected by chain drive through the double-layer sprocket (307).

6. The continuous extrusion forming apparatus for square tube profiles according to claim 1, characterized in that: The lifting assembly includes a fixed block (401), a hydraulic cylinder (402), and a support arm (403).

7. The continuous extrusion forming apparatus for square tube profiles according to claim 6, characterized in that: The fixing block (401) is fixedly installed on one side of the first fixing frame (1), the hydraulic cylinder (402) is fixedly installed on one end of the fixing block (401), and one end of the support arm (403) is fixedly installed on one side of the second fixing frame (2).

8. The continuous extrusion forming apparatus for square tube profiles according to claim 6, characterized in that: The hydraulic cylinder (402) is located inside the support arm (403), and the output end of the hydraulic cylinder (402) is fixedly installed on the bottom inside the support arm (403).

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