Straightening machine side roller lifting mechanism

Abstract

The utility model discloses an edge roller lifting mechanism of a straightening machine. Comprising a bottom plate and a straightening machine body fixed to the top end of the bottom plate, an inlet is formed in the outer side wall of the straightening machine body, an outlet is formed in the outer wall of the other side of the straightening machine body, and an upper roller and a lower roller are arranged in the straightening machine body; a first sliding groove and a second sliding groove are formed in the outer wall of the side, away from the lifting structure, of the straightening machine body, the second sliding groove is formed in the same side of the first sliding groove in the outer side wall of the straightening machine body, and the lifting structure is arranged on one side of the outer wall of the straightening machine body. According to the side roller lifting mechanism of the straightening machine, the lifting structure is arranged, the main inclined rotary disc, the upper inclined rotary disc and the lower inclined rotary disc are matched with one another, the lifting directions of the upper connecting sliding block and the lower connecting sliding block are adjusted, and therefore the side roller lifting mechanism of the straightening machine can adjust an inner roller to move in the same direction or in the opposite directions, and the adjusting time is shortened; and the central axis between the rollers and the central axis of the inlet / outlet can be always kept consistent.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of straightening machine, especially to a straightening machine side roll lifting mechanism. BACKGROUND

[0002] With the progress of the times, technology is developing constantly, and steel pipes will be used in industrial buildings and other aspects, part of the steel pipe will be slightly deformed due to transportation or other reasons, but it is not scrap, only needs to be repaired and corrected to continue to use, because part of the steel pipe is large in size, manual correction is very inconvenient, so the straightening machine is designed to correct the steel pipe, but in order to be suitable for steel pipes of different sizes, the roller of the straightening machine needs to be adjusted in height, therefore, a straightening machine side roll lifting mechanism is particularly important.

[0003] The existing straightening machine side roll lifting mechanism is convenient for adjusting the height between the rollers when in use, and is suitable for various steel pipes, but the following defects still exist in actual use: 1. The distance between most rollers is adjusted only by the upper part of the rollers, which is time-consuming and the adjustable range is insufficient; 2. The steel pipe is placed on the ground or in the warehouse before straightening, at which time the surface of the roller is easy to stick with dust and dirt, and direct correction will reduce the accuracy of straightening. SUMMARY

[0004] The utility model discloses to solve the technical problem that the distance between most rollers is adjusted only by the upper part of the rollers, which is time-consuming and the adjustable range is insufficient, and the surface of the roller is easy to stick with dust and dirt before the steel pipe is straightened, and direct correction will reduce the accuracy of straightening.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0006] A straightening machine side roll lifting mechanism, comprising a bottom plate, a straightening machine body fixed to the top end of the bottom plate, an inlet is formed on the outer wall of the straightening machine body, an outlet is formed on the outer wall of the other side of the straightening machine body, and an upper roller and a lower roller are respectively arranged in the straightening machine body, characterized in that it further comprises:

[0007] A lifting structure is arranged on one side of the outer wall of the straightening machine body, the lifting structure comprises an external box fixed to one side of the outer wall of the straightening machine body, a first motor mounted on the inner wall of the external box, a main inclined turntable arranged on the outer wall of the output shaft of the first motor, an upper inclined turntable and a lower inclined turntable arranged on the outer wall of both ends of the main inclined turntable, an upper shaft and a lower shaft respectively arranged in the upper inclined turntable and the lower inclined turntable, and an upper connecting sliding block and a lower connecting sliding block respectively arranged on the outer wall of the upper shaft and the lower shaft.

[0008] The decontamination structure is arranged on one side of the top end of the bottom plate and is used for decontaminating and cleaning the outer wall of the steel pipe which needs to be corrected.

[0009] In a preferred embodiment of the utility model, the upper inclined turntable and the lower inclined turntable are symmetrically designed on both sides of the main inclined turntable, the upper rotating shaft and the upper connecting sliding block are rotationally connected, the lower rotating shaft and the lower connecting sliding block are rotationally connected, and the thread directions on the outer sidewalls of the upper rotating shaft and the lower rotating shaft are opposite.

[0010] In a preferred embodiment of the utility model, the decontamination structure comprises a supporting rod fixed on one side of the top end of the bottom plate, a first outer ring and a second outer ring fixed on the top end of the supporting rod, a rotating drum rotationally connected to the inner sidewalls of the first outer ring and the second outer ring, a clamping assembly arranged on both sides of the outer sidewall of the rotating drum, a second motor arranged below the rotating drum, a first rotating shaft fixedly connected to the output end of the second motor, a driving turntable fixedly connected to the outer sidewall of the first rotating shaft, and an outer gear fixed to the outer sidewall of one side of the rotating drum.

[0011] In a preferred embodiment of the utility model, the clamping assembly comprises telescopic cylinders fixed on both sides of the outer wall of the rotating drum, telescopic limiting rods arranged in the telescopic cylinders, telescopic springs arranged on the outer sidewalls of the telescopic limiting rods, telescopic clamping plates fixed to one end of the telescopic limiting rods, and cleaning brush plates arranged at one end of the telescopic clamping plates.

[0012] In a preferred embodiment of the utility model, the outer sidewall of the rotating drum is fixed with a rotating ring block, the inner sidewall of the first outer ring is provided with a rotating groove, the rotating drum is rotationally connected through the rotating ring block and the rotating groove, the inside of the second outer ring is provided with a water ring groove, and the driving turntable and the outer gear are rotationally connected through the tooth tips.

[0013] In a preferred embodiment of the utility model, one end of the telescopic limiting rod extends to the outside of the telescopic cylinder, the telescopic cylinder and the telescopic clamping plate are slidingly connected, and one end of the telescopic clamping plate extends to the inner sidewall of the rotating drum and is provided with an arc-shaped clamping plate.

[0014] In a preferred embodiment of the utility model, a cleaning structure is arranged between the straightening machine body at the top end of the bottom plate and the supporting rod, the cleaning structure comprises a cleaning turntable mounted on the outer sidewall of the first rotating shaft, a brush piece mounted on the outer sidewall of the cleaning turntable, and a sewage discharge groove arranged below the cleaning turntable at the top end of the bottom plate.

[0015] In a preferred embodiment of the utility model, the middle position of the sewage discharge groove is protruded and abuts against the brush piece, and the brush piece is annularly distributed on the outer sidewall of the cleaning turntable.

[0016] The utility model solves the problem that the distance adjustment between most rollers and rollers in the background art only relies on the rollers of the upper part, wastes time and has insufficient adjustable range, and the surface of the rollers is easy to stick with dust and dirt before straightening, and direct correction reduces the accuracy of straightening, and the utility model has the following beneficial effects:

[0017] 1. The straightening machine edge roller lifting mechanism is provided with a lifting structure, a main inclined turntable, an upper inclined turntable and a lower inclined turntable cooperate with each other, the lifting direction of the upper connecting sliding block and the lower connecting sliding block is adjusted, so that the straightening machine edge roller lifting mechanism can adjust the same direction or opposite direction movement of the two directions of the internal rollers, the adjustment time is accelerated, and the center shaft between the rollers and the center shaft of the entrance and exit can always remain consistent.

[0018] 2. The straightening machine edge roller lifting mechanism is provided with a decontamination structure, a driving turntable drives a rotating drum to rotate, the internal clamping assembly and the second outer ring cooperate to clean the steel pipe, so that the straightening machine edge roller lifting mechanism can clean the dirt on the outer side wall of the steel pipe in advance before straightening, and the accuracy of the straightening machine is improved.

[0019] 3. The straightening machine edge roller lifting mechanism is provided with a cleaning structure, the cleaning turntable and the brush piece can clean the steel pipe again before the steel pipe enters the straightening machine body, and the dirt and water are discharged outside through the drainage groove, so that the cleaning of the straightening machine edge roller lifting mechanism is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model is further illustrated below in connection with the drawings and examples;

[0021] Figure 1 It is the three-dimensional structure diagram of the preferred embodiment of the utility model;

[0022] Figure 2 It is the front view cross section of the preferred embodiment of the utility model;

[0023] Figure 3 It is the side view cross section of the preferred embodiment of the utility model;

[0024] Figure 4 It is the top view cross section of the preferred embodiment of the utility model;

[0025] Figure 5 It is the main view cross section of the decontamination structure of the preferred embodiment of the utility model;

[0026] Figure 6 It is the preferred embodiment of the utility model; Figure 3 The enlarged view of A in the middle;

[0027] Figure 7is the preferred embodiment of the utility model Figure 4 Enlarged view of B in the middle.

[0028] In the figure: 1, bottom plate; 2, straightening machine body; 3, lifting structure; 301, external box; 302, first motor; 303, main inclined turntable; 304, upper inclined turntable; 305, upper rotating shaft; 306, upper connecting sliding block; 307, lower inclined turntable; 308, lower rotating shaft; 309, lower connecting sliding block; 4, inlet; 5, upper roller; 6, lower roller; 7, decontamination structure; 701, supporting rod; 702, rotating drum; 703, first outer ring; 704, second outer ring; 705, clamping assembly; 7051, telescopic cylinder; 7052, telescopic limiting rod; 7053, telescopic spring; 7054, telescopic clamping plate; 7055, cleaning brush plate; 706, second motor; 707, first rotating shaft; 708, driving turntable; 709, outer rotating gear; 8, cleaning structure; 801, cleaning turntable; 802, brush piece; 803, drainage groove; 9, outlet; 10, first sliding groove; 11, second sliding groove. DETAILED DESCRIPTION

[0029] The utility model will be explained further in detail in combination with the drawings and embodiments, these drawings are all simplified schematic diagram, only with schematic way the basic structure of the utility model is shown, therefore it shows only the structure related with the utility model.

[0030] As Figure 1 , Figure 3 , Figure 4 And Figure 6As shown, a straightening machine side roller lifting mechanism, comprising a base plate 1, a straightening machine body 2 fixed to the top end of the base plate 1, an inlet 4 opened on the outer wall of the straightening machine body 2, an outlet 9 opened on the outer wall of the other side of the straightening machine body 2, an upper roller 5 and a lower roller 6 respectively arranged in the inner part of the straightening machine body 2, a first sliding groove 10 opened on the outer wall of the side of the straightening machine body 2 away from the lifting structure 3 and a second sliding groove 11 opened on the same side of the first sliding groove 10 of the outer wall of the straightening machine body 2, the lifting structure 3 is arranged on one side of the outer wall of the straightening machine body 2, the lifting structure 3 comprises an external box 301 fixed to one side of the outer wall of the straightening machine body 2, a first motor 302 installed on the inner side wall of the external box 301, a main inclined turntable 303 arranged on the outer wall of the output shaft of the first motor 302, an upper inclined turntable 304 and a lower inclined turntable 307 arranged on the outer side wall of the two ends of the main inclined turntable 303, an upper shaft 305 and a lower shaft 308 respectively arranged in the interior of the upper inclined turntable 304 and the lower inclined turntable 307, and an upper connecting sliding block 306 and a lower connecting sliding block 309 respectively arranged on the outer side wall of the upper shaft 305 and the lower shaft 308, the upper inclined turntable 304 and the lower inclined turntable 307 are symmetrically designed on both sides of the main inclined turntable 303, the upper shaft 305 and the upper connecting sliding block 306 are rotationally connected, the lower shaft 308 and the lower connecting sliding block 309 are rotationally connected, and the thread directions on the outer side walls of the upper shaft 305 and the lower shaft 308 are opposite.

[0031] It should be noted that by arranging the lifting structure 3, when it is necessary to adjust the distance between the upper roller 5 and the lower roller 6, only the first motor 302 needs to be started to work to drive the upper inclined turntable 304 and the lower inclined turntable 307 to rotate through the main inclined turntable 303, at this time the upper shaft 305 and the lower shaft 308 are driven to move up and down by the upper connecting sliding block 306 and the lower connecting sliding block 309, so that the distance between the upper roller 5 and the lower roller 6 is adjusted, the main inclined turntable 303, the upper inclined turntable 304 and the lower inclined turntable 307 cooperate with each other to adjust the lifting direction of the upper connecting sliding block 306 and the lower connecting sliding block 309, so that the straightening machine side roller lifting mechanism can adjust the same direction or opposite direction movement of the internal rollers in two directions, speed up the adjustment time, and the center shafts between the rollers and the center shafts of the inlets and outlets can always remain consistent.

[0032] As shown in the drawings, Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 7As shown, the decontamination structure 7 is arranged on one side of the top end of the base plate 1, used for decontaminating the outer wall of the steel pipe that needs to be corrected. The decontamination structure 7 comprises a support rod 701 fixed on one side of the top end of the base plate 1, a first outer ring 703 and a second outer ring 704 fixed on the top end of the support rod 701, a rotating drum 702 rotatably connected to the inner side wall of the first outer ring 703 and the second outer ring 704, a clamping assembly 705 arranged on both sides of the outer side wall of the rotating drum 702, a second motor 706 arranged below the rotating drum 702, a first rotating shaft 707 fixedly connected to the output end of the second motor 706, a driving turntable 708 fixedly connected to the outer side wall of the first rotating shaft 707, and an outer rotating gear 709 fixed to one side of the outer side wall of the rotating drum 702. The clamping assembly 705 comprises telescopic cylinders 7051 fixed on both sides of the outer wall of the rotating drum 702, telescopic limiting rods 7052 arranged in the telescopic cylinders 7051, telescopic springs 7053 arranged on the outer side wall of the telescopic limiting rods 7052, telescopic clamping plates 7054 fixed to one end of the telescopic limiting rods 7052, and cleaning brush plates 7055 arranged on one end of the telescopic clamping plates 7054. The outer side wall of the rotating drum 702 is fixed with a rotating ring block, the inner side wall of the first outer ring 703 is provided with a rotating groove, the rotating drum 702 is rotatably connected through the rotating ring block and the rotating groove, the inside of the second outer ring 704 is provided with a water ring groove, the driving turntable 708 and the outer rotating gear 709 are meshed through the tooth tips to form a rotating structure, one end of the telescopic limiting rod 7052 extends to the outside of the telescopic cylinder 7051, the telescopic cylinder 7051 and the telescopic clamping plate 7054 are designed in sliding connection, and one end of the telescopic clamping plate 7054 extends to the inner side wall of the rotating drum 702 and is provided with an arc-shaped clamping plate.

[0033] It should be noted that by arranging the decontamination structure 7, the support rod 701 is responsible for fixing and supporting on both sides of the bottom of the first outer ring 703 and the second outer ring 704, the second motor 706 is responsible for driving the first rotating shaft 707, the driving turntable 708 and the outer rotating gear 709 to rotate, the outer rotating gear 709 drives the rotating drum 702 to rotate in the first outer ring 703 and the second outer ring 704, the steel pipe is adjusted in position in advance by the rotating drum 702 before entering the inlet 4, and then clamped by the clamping assembly 705, the inside of the second outer ring 704 is circumscribed with a water outlet device, the inner side wall of the second outer ring 704 is provided with a water outlet close to the outer side wall of the rotating drum 702, one end of the outer side wall of the rotating drum 702 is also provided with a through groove connected with the water outlet of the water ring groove, the driving turntable 708 drives the rotating drum 702 to rotate, the clamping assembly 705 and the second outer ring 704 in the inside cooperate to clean the steel pipe, the telescopic clamping plate 7054 in the telescopic cylinder 7051 telescopes according to the different sizes of the steel pipe, and the telescopic limiting rod 7052 and the telescopic spring 7053 are responsible for limiting the telescopic clamping plate 7054, and the cleaning brush plate 7055 directly abuts against the steel pipe on one side of the telescopic clamping plate 7054 to clean it, so that the straightening machine edge roll lifting mechanism can clean the dirt on the outer side wall of the steel pipe in advance before straightening, and the accuracy of the straightening machine is improved.

[0034] As Figure 1 , Figure 2 , Figure 4 and Figure 5 indicated, the cleaning structure 8 is arranged between the top end straightener body 2 and the support rod 701, the cleaning structure 8 comprises a cleaning turntable 801 mounted on the outer side wall of the first rotating shaft 707, a brush piece 802 mounted on the outer side wall of the cleaning turntable 801, and a sewage discharge groove 803 opened below the cleaning turntable 801 at the top end of the bottom plate 1, the middle position of the sewage discharge groove 803 is protruded and abuts against the brush piece 802, and the brush piece 802 is annularly distributed on the outer side wall of the cleaning turntable 801.

[0035] It should be noted that the steel pipe may still have some water stains after being cleaned by the clamping assembly 705, and at this time it needs to be cleaned again. By arranging the cleaning structure 8, the cleaning turntable 801 rotates on the outer side wall of the first rotating shaft 707 driven by the second motor 706, and the outer side wall of the steel pipe will abut against the brush piece 802 on the outer side wall of the cleaning turntable 801 before entering the inlet 4, thereby playing a cleaning role. Some dirt mixed in the brush piece 802 will hit the protrusion in the middle of the sewage discharge groove 803 at the bottom, at which time the dirt will be intercepted and slide down along the slopes on both sides of the sewage discharge groove 803. The cleaning turntable 801 and the brush piece 802 can clean the steel pipe again before it enters the straightener body 2, and the dirt and water are discharged outside through the sewage discharge groove 803, thereby avoiding the cleaning of the straightener edge roll lifting mechanism to be more convenient.

[0036] The utility model discloses when using, when the distance between the upper roller 5 and lower roller 6 needs to be adjusted, only need to start the external box 301 drive first motor 302 and main inclined turntable 303 drive upper inclined turntable 304 and lower inclined turntable 307 rotation, at this moment, the upper rotating shaft 305 and lower rotating shaft 308 rotation drive upper connecting sliding block 306 and lower connecting sliding block 309 up and down movement, make the distance between the upper roller 5 and lower roller 6 get the adjustment, main inclined turntable 303, upper inclined turntable 304 and lower inclined turntable 307 cooperate with each other, adjust the lifting direction of upper connecting sliding block 306 and lower connecting sliding block 309, accelerate the time of adjustment, and the center shaft between roller and roller and the center shaft of the entrance and exit can always keep consistent, the supporting rod 701 is responsible for fixing and supporting at the bottom of both sides of the first outer ring 703 and the second outer ring 704, the second motor 706 is responsible for driving drive first rotating shaft 707, drive turntable 708 and outer rotating gear 709 rotation, the outer rotating gear 709 drive rotary drum 702 rotate in the first outer ring 703 and the second outer ring 704, the steel pipe is adjusted to enter the position in advance through rotary drum 702 before entering the entrance 4, and is lightly clamped through the clamping assembly 705, the second outer ring 704 is provided with a water outlet device outside the water ring groove, the inner side wall top of the second outer ring 704 is provided with a water outlet close to the outer side wall of rotary drum 702, and one end of the outer side wall of rotary drum 702 is also provided with a through groove connected with the water outlet of the water ring groove, drive turntable 708 drives rotary drum 702 to rotate, and the clamping assembly 705 in the inside cooperates with the second outer ring 704 and cleans the steel pipe, the telescopic clamp plate 7054 in the telescopic cylinder 7051 telescopes in the telescopic cylinder 7051 according to the different sizes of the steel pipe, and the telescopic limiting rod 7052 and the telescopic spring 7053 are responsible for limiting the telescopic clamp plate 7054, and the cleaning brush plate 7055 directly abuts against the steel pipe on one side of the telescopic clamp plate 7054 and cleans, so that the accuracy of the straightening machine is improved, the steel pipe may still have part of water stains after being cleaned by the clamping assembly 705, the cleaning turntable 801 rotates on the outer side wall of first rotating shaft 707 driven by the second motor 706, the outer side wall of the steel pipe abuts against the brush piece 802 of the outer side wall of the cleaning turntable 801 before entering the entrance 4, plays a cleaning role, and part of dirt mixed in the brush piece 802 can hit the middle protruding portion of the dirt discharge groove 803 at the bottom end, at this moment, the dirt can be intercepted and slide down along the slope on both sides of the dirt discharge groove 803, the cleaning turntable 801 and the brush piece 802 can clean the steel pipe again before the steel pipe enters the straightening machine body 2, and the dirt and water are discharged outside through the dirt discharge groove 803, so that the cleaning of the straightening machine edge roller lifting mechanism is more convenient.

[0037] The above ideal embodiment of the utility model is disclosed, and the related personnel can make various changes and modifications without deviating from the technical idea of the utility model. The technical scope of the utility model is not limited to the content in the specification, and must be determined according to the scope of claims.

Claims

1. A side roller lifting mechanism for a straightening machine, comprising a base plate (1) and a straightening machine body (2) fixed to the top of the base plate (1), wherein an inlet (4) is provided on the outer side wall of the straightening machine body (2), and an outlet (9) is provided on the outer side wall of the other side of the straightening machine body (2), wherein an upper roller (5) and a lower roller (6) are respectively arranged inside the straightening machine body (2), characterized in that, Also includes: The lifting structure (3) is located on one side of the outer wall of the straightening machine body (2). The lifting structure (3) includes an outer box (301) fixed to one side of the outer wall of the straightening machine body (2), a first motor (302) installed on the inner wall of the outer box (301), a main inclined turntable (303) located on the outer wall of the output shaft of the first motor (302), an upper inclined turntable (304) and a lower inclined turntable (307) located at both ends of the outer wall of the main inclined turntable (303), an upper rotating shaft (305) and a lower rotating shaft (308) respectively located inside the upper inclined turntable (304) and the lower inclined turntable (307), and an upper connecting slider (306) and a lower connecting slider (309) respectively located on the outer walls of the upper rotating shaft (305) and the lower rotating shaft (308). The decontamination structure (7) is located on one side of the top of the base plate (1) and is used to clean the outer wall of the steel pipe that needs to be corrected.

2. The side roller lifting mechanism of a straightening machine according to claim 1, characterized in that: The upper inclined turntable (304) and the lower inclined turntable (307) are symmetrically designed on both sides of the main inclined turntable (303). The upper rotating shaft (305) and the upper connecting slider (306) are rotatably connected, and the lower rotating shaft (308) and the lower connecting slider (309) are rotatably connected. The threads on the outer walls of the upper rotating shaft (305) and the lower rotating shaft (308) are in opposite directions.

3. The side roller lifting mechanism of a straightening machine according to claim 1, characterized in that; The cleaning structure (7) includes a support rod (701) fixed to one side of the top of the base plate (1), a first outer ring (703) and a second outer ring (704) fixed to the top of the support rod (701), a rotating cylinder (702) rotatably connected to the inner sidewalls of the first outer ring (703) and the second outer ring (704), clamping assemblies (705) disposed on both sides of the outer sidewall of the rotating cylinder (702), a second motor (706) disposed below the rotating cylinder (702), a first rotating shaft (707) fixedly connected to the output end of the second motor (706), a drive turntable (708) fixedly connected to the outer sidewall of the first rotating shaft (707), and an outer rotating tooth (709) fixed to one side of the outer sidewall of the rotating cylinder (702).

4. The side roller lifting mechanism of a straightening machine according to claim 3, characterized in that: The clamping assembly (705) includes telescopic cylinders (7051) fixed to both sides of the outer wall of the rotating cylinder (702), a telescopic limiting rod (7052) disposed in the telescopic cylinder (7051), a telescopic spring (7053) disposed on the outer wall of the telescopic limiting rod (7052), a telescopic clamping plate (7054) fixed to one end of the telescopic limiting rod (7052), and a cleaning brush plate (7055) disposed at one end of the telescopic clamping plate (7054).

5. The side roller lifting mechanism of a straightening machine according to claim 3, characterized in that: A rotating ring block is fixed to the outer wall of the rotating cylinder (702), and a rotating groove is opened on the inner wall of the first outer ring (703). The rotating cylinder (702) is rotatably connected through the rotating ring block and the rotating groove. A water ring groove is opened inside the second outer ring (704). The driving turntable (708) and the outer rotating tooth (709) form a rotating structure through tooth tip meshing.

6. The side roller lifting mechanism of a straightening machine according to claim 4, characterized in that: One end of the telescopic limiting rod (7052) extends to the outside of the telescopic cylinder (7051). The telescopic cylinder (7051) and the telescopic clamp (7054) are slidably connected. One end of the telescopic clamp (7054) extends to the inner wall of the rotating cylinder (702) and is provided with an arc-shaped clamp.

7. The side roller lifting mechanism of a straightening machine according to claim 1, characterized in that: A cleaning structure (8) is provided between the straightening machine body (2) at the top of the base plate (1) and the support rod (701). The cleaning structure (8) includes a cleaning turntable (801) installed on the outer wall of the first rotating shaft (707), a brush (802) installed on the outer wall of the cleaning turntable (801), and a drain trough (803) opened below the cleaning turntable (801) at the top of the base plate (1).

8. The side roller lifting mechanism of a straightening machine according to claim 7, characterized in that: The drain trough (803) protrudes at the middle position and abuts against the brush blade (802), which is designed in a ring shape on the outer side wall of the cleaning turntable (801).

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