Sizing mill with adjustable supporting structure

Abstract

The utility model relates to the technical field of sizing mills, and discloses a sizing mill with an adjustable supporting structure, which comprises a sizing mill assembly, the lower part of the sizing mill assembly is arranged at the upper part of a supporting plate, the middle part of the lower side of the supporting plate is arranged at the upper end of a lifting mechanism, and the lower end of the lifting mechanism is arranged at the middle part of a base. The front and rear sides of the lower part of the supporting plate are mounted at the upper parts of the limiting mechanisms; the lower parts of the limiting mechanisms are mounted at the front and rear sides of the base; the lower end of the limiting pipe is fixedly connected to the middle of the base, the upper end of the limiting rod is fixedly connected to the middle of the supporting plate, and the lower end of the limiting rod penetrates through the fixing shell and is slidably connected into the limiting pipe. According to the sizing mill with the adjustable supporting structure, the electromagnet is powered off, the spring drives the tooth block to reset, the tooth block is meshed with the rack, and then the movable seat cannot move, so that auxiliary supporting is carried out through the shear shank, the stress of the lifting mechanism is reduced, the supporting plate can be prevented from falling, and the sizing mill is safer to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sizing machine, especially to a sizing machine with adjustable support structure. BACKGROUND

[0002] Sizing machine is the steel pipe that rolls out, is heated after step -by -step furnace and is got higher accuracy appearance size through sizing rolling, and sizing roll hole type adjustment can be adjusted alone and can be adjusted simultaneously, and the sizing roll of sizing machine is the main tool of sizing, which is supported by bearings in the sizing roll box, rotates, and ensures the correct position of the sizing roll in the rack.

[0003] The patent of Chinese patent publication No. CN115889462A discloses a sizing machine convenient to adjust, which comprises a sizing machine body and a base, a rotating shaft is rotatably connected inside the sizing machine body through a bearing, a driven wheel is installed at the end of the rotating shaft, a sizing roll is installed at the end of the rotating shaft inside the sizing machine body, a second mounting seat and a first mounting seat are respectively welded and fixed to the lower surface of the sizing machine body and the upper surface of the base; by designing a first sliding rod and a sliding head inside the first mounting seat and the second mounting seat and designing a support rod at the connection of the two sliding heads, the threaded rod can be rotated by the threaded structure at the end of the second mounting seat and the first mounting seat, and the end of the threaded rod can be rotated in place inside the sliding head to drive the sliding head to slide on the outer surface of the first sliding rod. The sliding of the sliding head on the outer surface of the first sliding rod makes the support rod have a certain inclination, so that the sizing machine body has a certain height. However, it lacks the anti-falling function, and since the sizing machine is heavy, the connection part of the support adjusting device under the sizing machine is easy to break, which causes the sizing machine to fall and be damaged. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a sizing machine with adjustable support structure, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows: a sizing machine with adjustable support structure, comprising a sizing machine assembly, the lower part of the sizing machine assembly is installed on the upper part of a support plate, the middle part of the lower side of the support plate is installed on the upper end of a lifting mechanism, the lower end of the lifting mechanism is installed on the middle part of a base, the lower part of the support plate is installed on the upper part of a limiting mechanism on the front and rear sides, and the lower part of the limiting mechanism is installed on the front and rear sides of the base.

[0006] The lifting mechanism comprises a limiting pipe, a fixed shell, a limiting rod, a pulley one, a pulley two, a belt and a speed reducer motor, the lower end of the limiting pipe is fixedly connected in the middle of the base, the upper end of the limiting rod is fixedly connected in the middle of the supporting plate, the lower end of the limiting rod penetrates through the fixed shell and is slidingly connected in the inside of the limiting pipe, one end of the fixed shell is fixedly connected to the upper end of the limiting pipe, the pulley two and the pulley one are rotationally connected at the two ends in the inside of the fixed shell, the inside of the belt is meshingly connected to the outer circumferences of the pulley one and the pulley two, the middle of the pulley one is threadedly connected to the outer circumference of the limiting rod, the speed reducer motor is installed at the lower part of the fixed shell, and the upper side output end of the speed reducer motor penetrates through the fixed shell and is fixedly connected to the middle of the pulley two.

[0007] Preferably, universal wheels are arranged at four corners of the lower part of the base, and a handle is installed on one side of the base.

[0008] Preferably, the two limiting mechanisms are rotationally symmetrical.

[0009] Preferably, the limiting mechanism comprises a scissors frame, two upper and lower rotating seats, two moving seats, two cross rods, two upper and lower fixed blocks and two limiting assemblies, the upper and lower ends of one side of the scissors frame are rotationally connected with the rotating seats, the upper rotating seat is installed at the lower part of the supporting plate, the lower rotating seat is installed at the upper part of the base, the upper and lower ends of the other side of the scissors frame are rotationally connected with one end of the moving seat, the other end of the moving seat is slidingly connected with the outer circumference of the cross rod, the left and right ends of the cross rod are fixedly connected with the opposite sides of the fixed blocks, the two upper fixed blocks are installed at the lower part of the supporting plate, the two lower fixed blocks are installed at the upper part of the base, and the limiting assembly is installed at the side of the moving seat away from the scissors frame.

[0010] Preferably, the limiting assembly comprises a rack, a tooth block, four connecting columns, four sliding columns, four springs and four cavities, the upper rack is installed at the lower part of the supporting plate, the lower rack is installed at the upper part of the base, the cavities are formed at the four corners of the moving seat, the outer circumferences of the sliding columns are slidingly connected in the cavities, the sliding columns are installed at the lower part of the tooth block through the connecting columns, the springs are installed in the cavities, the springs are arranged at the sides of the sliding columns away from the connecting columns, an electromagnet is installed in the middle of the moving seat, and an iron block is installed in the middle of the tooth block.

[0011] Preferably, the tooth block and the rack are meshingly connected with each other.

[0012] Compared with the prior art, the lifting mechanism has the following beneficial effects:

[0013] When the lifting mechanism is telescopic, the electromagnet is powered on, so that the electromagnet attracts the iron block, the tooth block moves downward away from the rack, so that the moving seat can move, when the lifting mechanism is telescopic to the position, the electromagnet is powered off, the spring drives the tooth block to reset, so that the tooth block is engaged with the rack, thereby the moving seat cannot move, so as to support the support plate through the scissors frame, reduce the stress of the lifting mechanism, and prevent the falling of the support plate, and the use is safer. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the sizing machine with adjustable support structure.

[0015] Figure 2 It is a lifting mechanism structure schematic view of the sizing machine with adjustable support structure.

[0016] Figure 3 It is a limiting mechanism structure schematic view of the sizing machine with adjustable support structure.

[0017] Figure 4 It is a limiting component structure schematic view of the sizing machine with adjustable support structure.

[0018] In the figure: 1, sizing machine assembly; 2, support plate; 3, lifting mechanism; 301, limiting tube; 302, fixed shell; 303, limiting rod; 304, pulley one; 305, pulley two; 306, belt; 307, speed reducer motor; 4, base; 5, limiting mechanism; 501, scissors frame; 502, rotating seat; 503, moving seat; 504, cross rod; 505, fixed block; 506, limiting component; 5061, rack; 5062, tooth block; 5063, connecting column; 5064, sliding column; 5065, spring; 5066, cavity; 6, universal wheel. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] As Figures 1-4 shown, a sizing machine with adjustable support structure, including sizing machine assembly 1, sizing machine assembly 1 lower part is installed on support plate 2 upper part, support plate 2 lower side middle part is installed on lifting mechanism 3 upper end, lifting mechanism 3 lower end is installed on base 4 middle part, support plate 2 lower part front and rear sides are installed on limiting mechanism 5 upper part, limiting mechanism 5 lower part is installed on base 4 front and rear sides.

[0021] In this embodiment, the lifting mechanism 3 comprises a limiting pipe 301, a fixed shell 302, a limiting rod 303, a pulley one 304, a pulley two 305, a belt 306 and a speed reducer motor 307, the lower end of the limiting pipe 301 is fixedly connected in the middle of the base 4, the upper end of the limiting rod 303 is fixedly connected in the middle of the supporting plate 2, the lower end of the limiting rod 303 penetrates through the fixed shell 302 and is slidingly connected inside the limiting pipe 301, one end of the fixed shell 302 is fixedly connected to the upper end of the limiting pipe 301, the pulley two 305 and the pulley one 304 are rotatably connected at both ends inside the fixed shell 302, the belt 306 is meshingly connected inside the outer periphery of the pulley one 304 and the pulley two 305, the pulley one 304 is threadedly connected in the middle of the outer periphery of the limiting rod 303, the speed reducer motor 307 is installed at the lower part of the fixed shell 302, the upper side output end of the speed reducer motor 307 penetrates through the fixed shell 302 and is fixedly connected in the middle of the pulley two 305, universal wheels 6 are arranged at the four corners of the lower part of the base 4, and a handle is installed on one side of the base 4.

[0022] Specifically, the limiting rod 303 is limited by the limiting pipe 301, the pulley two 305 is driven to rotate by the speed reducer motor 307, then the pulley one 304 is driven to rotate by the belt 306, so that the limiting rod 303 can drive the supporting plate 2 to move up and down, thereby the height of the diameter setting machine can be adjusted, which is very convenient to use.

[0023] In the embodiment, the two limiting mechanisms 5 are rotationally symmetrical, the limiting mechanism 5 comprises a scissor frame 501, two upper and lower rotating seats 502, two moving seats 503, two horizontal rods 504, two upper and lower fixed blocks 505, and two limiting assemblies 506, the upper and lower ends of one side of the scissor frame 501 are rotationally connected with the rotating seats 502, the upper end of the upper rotating seat 502 is installed on the lower part of the supporting plate 2, the lower end of the lower rotating seat 502 is installed on the upper part of the base 4, the upper and lower ends of the other side of the scissor frame 501 are rotationally connected with one end of the moving seat 503, the other end of the moving seat 503 is slidingly connected with the outer periphery of the horizontal rod 504, the left and right ends of the horizontal rod 504 are fixedly connected with the opposite sides of the fixed blocks 505, the upper two fixed blocks 505 are installed on the lower part of the supporting plate 2, the lower two fixed blocks 505 are installed on the upper part of the base 4, the limiting assembly 506 is installed on the side of the moving seat 503 away from the scissor frame 501, the limiting assembly 506 comprises a rack 5061, a tooth block 5062, four connecting columns 5063, four sliding columns 5064, four springs 5065, and four cavities 5066, the upper rack 5061 is installed on the lower part of the supporting plate 2, the lower rack 5061 is installed on the upper part of the base 4, the cavities 5066 are formed at the four corners of the moving seat 503, the sliding columns 5064 are slidingly connected with the inner parts of the cavities 5066, the sliding columns 5064 are installed on the lower four corners of the tooth block 5062 through the connecting columns 5063, the springs 5065 are installed in the cavities 5066, the springs 5065 are arranged on the sides of the sliding columns 5064 away from the connecting columns 5063, the electromagnet is installed in the middle of the moving seat 503, the iron block is installed in the middle of the tooth block 5062, and the tooth block 5062 is meshed with the rack 5061.

[0024] Specifically, when the lifting mechanism 3 is stretched or retracted, the electromagnet is powered on, so that the electromagnet attracts the iron block, the tooth block 5062 moves downward away from the rack 5061, and the cavity 5066 is compressed, so that the moving seat 503 can move, when the lifting mechanism 3 is stretched or retracted to the position, the electromagnet is powered off, so that the cavity 5066 drives the tooth block 5062 to reset, so that the tooth block 5062 is meshed with the rack 5061, and then the moving seat 503 cannot move, so as to assist the support through the scissor frame 501, reduce the stress of the lifting mechanism 3, and prevent the falling of the supporting plate 2, and the use is safer.

[0025] Working principle:

[0026] The limiting rod 303 is limited by the limiting pipe 301, the belt wheel two 305 is driven to rotate by the speed reducer motor 307, then the belt wheel one 304 is driven to rotate by the belt 306, so that the limiting rod 303 can drive the supporting plate 2 to move up and down, thereby the height of the diameter setting machine can be adjusted, and it is very convenient to use, when the lifting mechanism 3 is stretched and retracted, the electromagnet is powered on, the electromagnet attracts the iron block, the tooth block 5062 moves downward and away from the rack 5061, and the spring 5065 is compressed, so that the moving seat 503 can move, when the lifting mechanism 3 is stretched and retracted to the position, the electromagnet is powered off, the spring 5065 drives the tooth block 5062 to reset, so that the tooth block 5062 is engaged with the rack 5061, then the moving seat 503 cannot move, thereby the scissors frame 501 is used for auxiliary support, the stress of the lifting mechanism 3 is reduced, and the falling of the supporting plate 2 can be prevented, and it is safer to use.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall into the scope of the utility model claimed to be protected. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A sizing machine with adjustable support structure, comprising a sizing machine assembly (1), characterized in that: The sizing machine assembly (1) is installed on the upper part of the support plate (2), the lower side of the middle part of the support plate (2) is installed on the upper end of the lifting mechanism (3), the lower end of the lifting mechanism (3) is installed on the middle part of the base (4), the lower part of the support plate (2) is installed on the upper part of the limiting mechanism (5) on the front and back sides, and the limiting mechanism (5) is installed on the front and back sides of the base (4). The lifting mechanism (3) comprises a limiting tube (301), a fixed shell (302), a limiting rod (303), a pulley one (304), a pulley two (305), a belt (306) and a speed reducer motor (307), the lower end of the limiting tube (301) is fixedly connected to the middle part of the base (4), the upper end of the limiting rod (303) is fixedly connected to the middle part of the support plate (2), the lower end of the limiting rod (303) penetrates through the fixed shell (302) and is slidingly connected inside the limiting tube (301), one end of the fixed shell (302) is fixedly connected to the upper end of the limiting tube (301), the pulley two (305) and the pulley one (304) are rotatably connected at both ends inside the fixed shell (302), the belt (306) is meshingly connected inside the outer periphery of the pulley one (304) and the pulley two (305), the pulley one (304) is threadedly connected to the outer periphery of the limiting rod (303), the speed reducer motor (307) is installed on the lower part of the fixed shell (302), and the upper side output end of the speed reducer motor (307) penetrates through the fixed shell (302) and is fixedly connected to the middle part of the pulley two (305).

2. A sizing machine with adjustable support structure according to claim 1, characterized in that: The base (4) is provided with universal wheels (6) at the lower part of the four corners, and a handle is installed on one side of the base (4).

3. A sizing machine with adjustable support structure according to claim 1, characterized in that: The two limiting mechanisms (5) are rotationally symmetrical.

4. The sizing machine with adjustable support structure of claim 1, wherein: The limiting mechanism (5) comprises a scissor frame (501), two rotating seats (502) arranged in an up-down manner, two moving seats (503), two cross rods (504), two fixed blocks (505) arranged in an up-down manner, and two limiting assemblies (506), one ends of the scissor frame (501) are rotatably connected to the rotating seats (502) arranged in an up-down manner on one side, the upper rotating seat (502) is installed on the lower part of the support plate (2), the lower rotating seat (502) is installed on the upper part of the base (4), the other ends of the scissor frame (501) are rotatably connected to one ends of the moving seats (503), the other ends of the moving seats (503) are slidingly connected to the outer periphery of the cross rods (504), the cross rods (504) are fixedly connected to the opposite sides of the fixed blocks (505) arranged in an up-down manner, the upper two fixed blocks (505) are installed on the lower part of the support plate (2), the lower two fixed blocks (505) are installed on the upper part of the base (4), and the limiting assemblies (506) are installed on the moving seats (503) away from the scissor frame (501).

5. A sizing machine with adjustable support structure according to claim 4, characterized in that: Said limiting component (506) includes a rack (5061), a toothed block (5062), four connecting columns (5063), four sliding columns (5064), four springs (5065) and four cavities (5066), the upper rack (5061) is installed at the lower part of the supporting plate (2), the lower rack (5061) is installed at the upper part of the base (4), the cavities (5066) are opened at the four corners of the moving base (503), the sliding columns (5064) are slidably connected at the inner part of the cavities (5066), the sliding columns (5064) are installed at the lower four corners of the toothed block (5062) through the connecting columns (5063), the springs (5065) are installed at the inner part of the cavities (5066), the springs (5065) are arranged at the side, away from the connecting columns (5063), of the sliding columns (5064), the middle of the moving base (503) is installed with an electromagnet, and the middle of the toothed block (5062) is installed with an iron block.

6. A sizing machine with adjustable support structure according to claim 5, characterized in that: The toothed block (5062) is in mesh with the rack (5061).

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