CN117102290A

CN117102290A - Profile straightening machine

Info

Publication number: CN117102290A
Application number: CN202311169783.1A
Authority: CN
Inventors: 孟亚平
Original assignee: Cometal Foshan Extrusion Technology Co ltd
Current assignee: Cometal Foshan Extrusion Technology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2023-11-24

Abstract

The application discloses a section bar straightening machine, which comprises: straightening rail, clamping device and translation driving device. The clamping device is used for clamping materials. The translation driving device is used for driving the clamping device to move along the straightening track. The clamping device comprises a clamping base, wherein the clamping base is provided with a jaw which is open towards the front and penetrates left and right. The front end of the jaw is provided with an upper and lower feeding conveying mechanism. The feeding and discharging conveying mechanism is provided with a conveying surface for supporting and conveying foreign materials, and at least one section of conveying surface is arranged in a space in front of the jaw. According to the profile straightening machine, the ends of the aluminum profiles are supported and conveyed through the feeding and discharging conveying mechanism, so that the automatic feeding and discharging jaws of the aluminum profiles are realized, the burden of manual operation is greatly reduced, and the production efficiency is improved.

Description

Profile straightening machine

Technical Field

The application relates to the technical field of aluminum profile production and processing equipment, in particular to a profile straightening machine.

Background

In the process of producing the profile, in many occasions, the aluminum profile needs to be straightened by a straightening machine. The straightening machine generally comprises two grippers, at least one of which is movable along a straightening track. When in actual use, the two clamps clamp the two ends of the aluminum profile respectively, and the tension is applied to the aluminum profile by adjusting the distance between the two clamps, so that the aluminum profile is ensured to have a good cooling forming effect. In the prior art, the end part of the aluminum profile needs to be manually moved into the jaw of the clamp, so that the labor is wasted; the aluminum profile is higher in temperature before cooling and forming, so that certain potential safety hazards exist; and the distance between the two ends of the aluminum profile is far, so that the operation efficiency is low.

Disclosure of Invention

The present application aims to provide a profile straightening machine, which solves one or more technical problems existing in the prior art, and at least provides a beneficial choice or creation condition.

The technical scheme adopted for solving the technical problems is as follows:

a profile straightener comprising: the device comprises a straightening rail, a clamping device and a translation driving device, wherein the clamping device is used for clamping materials, and the translation driving device is used for driving the clamping device to move along the straightening rail; the clamping device comprises a clamping base, the clamping base is provided with a jaw which is open forward and penetrates left and right, the front end of the jaw is provided with an upper and lower feeding conveying mechanism, the upper and lower feeding conveying mechanism is provided with a conveying surface for supporting and conveying foreign materials, and at least one section of conveying surface is arranged in a space in front of the jaw.

The profile straightening machine provided by the application has at least the following beneficial effects: the jaw is penetrated left and right, and the end part of the aluminum profile can be fed and discharged from the side surface. The conveying surface of the feeding and discharging conveying mechanism can convey the end part of the aluminum profile into the jaw from the side of the jaw, so that the clamping device can conveniently clamp the end part of the aluminum profile, and automatic feeding and straightening are realized; after the aluminum profile is straightened, the end part of the aluminum profile can be sent out to the side surface through the feeding and discharging conveying mechanism. According to the profile straightening machine, the ends of the aluminum profiles are supported and conveyed through the feeding and discharging conveying mechanism, so that the automatic feeding and discharging jaws of the aluminum profiles are realized, the burden of manual operation is greatly reduced, and the production efficiency is improved.

As a further improvement of the above technical solution, the clamping device further includes a clamping member including a cutter tooth plate and a lower jaw plate disposed in the jaw up and down, and a clamping driving member for driving the cutter tooth plate and the lower jaw plate to move relatively. Through the technical scheme, the knife tooth plate and the lower claw plate are arranged in the jaw from top to bottom, so that when the knife tooth plate and the lower claw plate are opened up and down, the end part of the aluminum profile can enter and exit the jaw along the lateral direction, and the clamping driving member can drive the knife tooth plate and the lower claw plate to be close to each other to clamp the end part of the aluminum profile.

As a further improvement of the above technical solution, the cutter tooth plate is rotationally connected with the clamping base, the lower claw plate is slidingly connected with the clamping base along an inclined sliding path, and the clamping driving member includes a tooth plate driving unit for driving the cutter tooth plate to rotate, and a claw plate driving unit for driving the lower claw plate to translate along the sliding path.

Through above-mentioned technical scheme, tooth board drive unit can drive the knife tooth board and rotate, claw board drive unit can drive lower claw board translation to can realize the clamp of different positions, flexibility, suitability improve greatly.

As a further improvement of the technical scheme, the feeding and discharging conveying mechanism is connected with the clamping base in a vertical sliding manner, and the clamping base is provided with a lifting driving component for driving the feeding and discharging conveying mechanism to move up and down.

Through above-mentioned technical scheme, lift drive member can drive unloading conveying mechanism and reciprocate, can send into the section bar material through the conveying face in keeping silent, can down move to the place ahead downside of keeping silent again, avoids causing the hindrance to the section bar of centre gripping straightening.

As a further improvement of the technical scheme, the front end of the jaw is further provided with a material blocking mechanism, the material blocking mechanism comprises a material blocking piece and a material blocking driving member, the material blocking piece is provided with a material blocking part, and the material blocking driving member is used for driving the material blocking part to move from outside to the space in front of the jaw.

Through the technical scheme, the material blocking driving member can enable the material blocking part of the material blocking part to move to one side in front of the jaw, limit the section materials on the feeding and discharging conveying mechanism, and ensure that the end parts of the section materials can be fed into the jaw for clamping.

As a further improvement of the technical scheme, the clamping device is arranged on the upper side of the straightening rail, and the front end and the rear end of the lower side of the clamping base are respectively provided with a front moving roller and a rear moving roller which are in rolling contact with the straightening rail.

Through the technical scheme, the clamping base is connected with the straightening rail through the front moving roller and the rear moving roller, relative friction between the clamping base and the straightening rail is reduced, and the clamping base can conveniently move back and forth.

As a further improvement of the above technical solution, the translational driving device includes a driving rack, a driving gear, and a translational driving member, where the driving rack is disposed on the straightening track, the driving gear is rotatably mounted on the clamping device and engaged with the driving rack, and the translational driving member is used for driving the driving gear to rotate.

Through the technical scheme, the translation driving member can drive the driving gear to rotate, so that the driving of the front-back movement of the clamping device is realized through the tooth transmission between the driving gear and the driving rack.

As a further improvement of the technical scheme, the translation driving device is arranged between the front moving roller and the rear moving roller, the driving rack is arranged on the lower side of the straightening rail and arranged downwards, the driving gear is arranged on the lower side of the driving rack, and the clamping base is provided with a jacking driving member for driving the front moving roller to move relative to the clamping base.

Through the technical scheme, the jacking driving member can move the front moving rod up and down relative to the clamping base, so that the front end of the clamping base can be tilted upwards around the rear moving roller or pressed downwards under the action of gravity. When the jacking driving member jacks up the clamping base, the driving gear and the driving rack can be abutted and tightly meshed, so that the clamping device can be conveniently moved; when the jacking driving member is retracted, the clamping base can be pressed down on the straightening rail, the driving gear is separated from the driving rack, the position of the clamping device is conveniently kept, and the straightening length is kept.

As a further improvement of the above technical solution, the profile straightening machine further includes a braking device, the braking device includes a braking frame body and a braking driving member, the braking frame body is rotationally hinged with the clamping base, the braking frame body has a braking portion, and the braking driving member is used for driving the braking frame body to rotate around the hinge portion.

According to the technical scheme, when the brake driving member drives the brake frame to rotate relative to the clamping base, the brake part can be abutted against the driving rack, so that the clamping device is locked in the front-rear direction.

As a further improvement of the above technical solution, the brake driving member includes a rotating roller and a brake driving unit, the rotating roller is eccentrically and rotatably connected with the brake frame, and is in rolling contact with the upper side of the straightening rail, the brake portion is disposed on the lower side of the driving rack, and the brake driving unit is used for driving the rotating roller to rotate relative to the brake frame.

Through the technical scheme, the rotating roller is abutted against the upper side of the straightening rail and is connected with the braking frame body through the eccentric structure, and when the braking driving unit is driven to change the relative positions of the braking frame body and the rotating roller, the braking part can be pressed upwards to drive the rack or separated downwards. The turning of the brake frame body can be more labor-saving through the eccentric structure of the rotating roller and the brake frame body, the brake part can be propped up, and the cost of the brake driving unit is lower.

Drawings

The application is further described below with reference to the drawings and examples;

FIG. 1 is a side view of one embodiment of a profile straightener provided by the present application;

FIG. 2 is a side view of one embodiment of a profile straightener provided by the present application;

FIG. 3 is an exploded perspective view of one embodiment of a profile straightener provided by the present application;

fig. 4 is a schematic perspective view of a profile straightener according to an embodiment of the present application;

FIG. 5 is a schematic view of a partial structure of a jaw position of a profile straightener according to an embodiment of the present application;

FIG. 6 is a side cross-sectional view of a profile straightener provided by the present application, shown in a front position of the jaws in one embodiment;

FIG. 7 is a rear view of one embodiment of a profile straightener provided by the present application;

FIG. 8 is a rear cross-sectional view of a profile straightener provided by the present application at a translational drive in one embodiment;

FIG. 9 is a schematic perspective view of an embodiment of the loading and unloading conveying mechanism and the lifting driving member provided by the application;

fig. 10 is a schematic perspective view of an embodiment of the forward moving roller and the lifting driving member provided by the present application.

In the figure: 100. straightening the rail; 200. a clamping device; 210. clamping the base; 211. a jaw; 212. an anti-shake gear; 220. feeding and discharging conveying mechanisms; 230. a lifting driving member; 240. a clamp member; 241. a knife toothed plate; 242. a lower claw plate; 250. clamping the driving member; 251. a toothed plate driving unit; 252. a claw plate driving unit; 260. a material blocking mechanism; 261. a material blocking piece; 262. a material blocking driving member; 271. a forward moving roller; 272. a rear moving roller; 273. lifting the driving member; 300. a translation driving device; 310. a drive rack; 320. a drive gear; 330. a translational drive member; 331. a translation driving unit; 332. a chain transmission mechanism; 400. a braking device; 410. a brake frame; 411. a braking section; 420. a brake driving member; 421. rotating a roller; 422. a crank drive shaft; 423. and a brake driving unit.

Detailed Description

Reference will now be made in detail to the present embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present application, but not to limit the scope of the present application.

In the description of the present application, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

In the description of the present application, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 10, the profile straightener of the present application makes the following examples:

a profile straightener comprising: straightening rail 100, clamping device 200, translational drive 300 and braking device 400.

The straightening rail 100 extends in the front-rear direction. The clamping device 200 and the braking device 400 are both provided on the upper side of the straightening rail 100. The clamping device 200 and the braking device 400 are disposed in tandem and are connected to each other. The clamping device 200 is used for clamping aluminum profiles. The brake 400 is used to limit the back and forth movement of the clamping device 200 relative to the straightening rail 100. The translation driving device 300 is used for driving the clamping device 200 to move along the straightening rail 100.

The clamping device 200 includes a clamping base 210. The front end of the clamping base 210 has a jaw 211 that opens forward and penetrates left and right. The front end of the jaw 211 is provided with an up-down feeding mechanism 220. The loading and unloading conveyor 220 has a conveying surface for supporting and conveying the foreign materials. At least one section of the conveying surface is arranged in the front space of the jaw 211.

During actual use, the end part of the aluminum profile can be fed into the jaw 211 from the side of the jaw 211 through the conveying surface of the feeding and discharging conveying mechanism 220, so that the clamping device can conveniently clamp the end part of the aluminum profile, the operation that the end part of the aluminum profile is manually moved into the jaw 211 is avoided, and the efficiency and the safety are improved.

The feeding and discharging conveying mechanism 220 is a belt conveying mechanism. The feeding and discharging conveying mechanism 220 is provided with a conveying belt arranged along a circulating path, and the conveying belt is driven by a motor to move along the path so as to convey the materials on the conveying belt. The conveying belt is preferably made of heat-resistant materials. In this embodiment, the conveying surface of the feeding and discharging conveying mechanism 220 extends in the left-right direction. In the feeding and discharging process, the conveying surface is aligned with the jaw 211 of the clamping device 200, and the conveying surface is arranged in the range of the jaw 211 in the projection of the front-rear direction. Further, in order to facilitate the end of the aluminum profile to fall onto the conveying surface of the feeding and discharging conveying mechanism 220, the end of the feeding and discharging conveying mechanism 220 extends obliquely downward.

Further, in order to avoid the blockage of the loading and unloading conveying mechanism 220 to the clamping of the aluminum profile, the loading and unloading conveying mechanism 220 is slidingly connected with the clamping base 210 along the up-down direction. The clamping base 210 is provided with a lifting drive member 230. The lifting driving member 230 is disposed below the feeding and discharging conveying mechanism 220. The lifting driving member 230 is provided with a lifting driving end in transmission connection with the feeding and discharging conveying mechanism 220, and enables the feeding and discharging conveying mechanism 220 to move up and down relative to the clamping base 210. The lifting driving member 230 may be a linear driving member such as an air cylinder, an electric push rod, a hydraulic push rod or a screw nut driving assembly.

The clamping device 200 further comprises: a clamp member 240 and a clamp drive member 250. The clamp member 240 includes a knife tooth plate 241 and a lower jaw plate 242. The knife gear plate 241 and the lower claw plate 242 are disposed vertically in the jaw 211.

In this embodiment, the cutter tooth plate 241 is rotatably coupled to the clamp base 210, and the lower jaw plate 242 is slidably coupled to the clamp base 210 along an inclined sliding path. The rotation axis of the cutter tooth plate 241 extends in the left-right direction. The cutter tooth plate 241 has a first non-return portion extending in an arc. The sliding path of the cutter tooth plate 241 extends in a low front-to-rear inclination. The upper end of the cutter tooth plate 241 is provided with a second non-return portion extending forward and backward. The first check part and the second check part are respectively provided with continuously arranged inverted teeth.

The clamping driving member 250 includes a toothed plate driving unit 251 and a claw plate driving unit 252. The toothed plate driving unit 251 is used to drive the cutter toothed plate 241 to rotate. The claw plate driving unit 252 is used for driving the lower claw plate 242 to translate along the sliding path. The second non-return portion moves up and down with respect to the clamping base 210 as the lower jaw plate 242 translates along the sliding path, thereby enabling clamping and unclamping of the profile material.

In a further embodiment, the number of cutter teeth plates 241 is multiple. The plurality of cutter tooth plates 241 are arranged in the left-right direction and are coaxially rotatably connected to each other. The clamping drive member 250 also includes a tooth set cylinder shaft. The pinion shaft is rotatably disposed coaxially with the cutter tooth plate 241. The cutter tooth plate 241 has a limiting portion, and the tooth-pulling cylinder shaft has a tooth-pulling portion. Spacing portion and group tooth portion to cutter tooth board 241 and group tooth cylinder shaft's axis of rotation's interval is unanimous, group tooth portion corresponds with the polylith cutter tooth board 241's spacing portion. The toothed plate driving unit 251 is provided with a toothed plate driving end which is in transmission connection with the tooth shifting cylinder shaft and enables the tooth shifting cylinder shaft to rotate relative to the cutter toothed plate 241. The toothed plate driving unit 251 and the claw plate driving unit 252 may respectively adopt linear driving members such as an air cylinder, an electric push rod, a hydraulic push rod or a screw nut driving assembly.

The cutter tooth plates 241 which are arranged left and right in a plurality of blocks can meet the end clamping requirement of the special-shaped section bars, and can clamp the end parts of a plurality of aluminum section bars at the same time. When in actual use, the toothed plate driving unit 251 can drive the tooth shifting cylinder shaft to rotate, and the limiting parts of the cutter toothed plates 241 are propped up through the tooth shifting parts, so that the first non-return parts are upwards turned up, and materials can conveniently enter and exit the jaws 211. When the profile is required to be clamped, the toothed plate driving unit 251 drives the toothed cylinder shaft to rotate reversely, the limiting parts of the cutter toothed plates 241 are loosened, the cutter toothed plates 241 are turned downwards under the action of dead weight, and the cutter toothed plates are abutted against the end parts of the profile materials through the first non-return parts, so that the cutter toothed plates cannot be pulled out from the jaws 211.

The feeding and discharging conveying mechanism 220 is disposed at the lower side of the front end of the jaw 211 in a liftable manner. To ensure that the profile ends can be fed into the jaws 211 between the cutter tooth plate 241 and the lower jaw plate 242, the front upper side of the jaws 211 is provided with a stop mechanism 260. The dam mechanism 260 includes: a flight 261 and a flight driving member 262. The stopper 261 has a stopper portion. The blocking driving member 262 is provided with a blocking driving end which is in transmission connection with the blocking piece 261 and enables the blocking part to move from outside into a space in front of the jaw 211. In this embodiment, the material blocking member 261 is rotatably mounted at the front end of the clamping base 210, and the material blocking driving member 262 may be a linear driving member such as an air cylinder, an electric push rod, a hydraulic push rod, or a screw nut driving assembly. During feeding, the blocking driving member 262 drives the blocking piece 261 to turn over, so that the blocking portion turns over downwards to the side surface in front of the jaw 211, and the end of the profile can be limited in the jaw 211. After the profile is clamped, the blocking driving member 262 can drive the blocking piece 261 to rotate, so that the blocking part is turned upwards to the upper side in front of the jaw 211.

Front and rear ends of the lower side of the clamp base 210 are provided with a front moving roller 271 and a rear moving roller 272, respectively. The rotational axes of the front moving roller 271 and the rear moving roller 272 each extend in the left-right direction. The front moving roller 271 and the rear moving roller 272 are each in rolling contact with the upper side surface of the straightening rail 100.

The translation driving device 300 is provided between the front moving roller 271 and the rear moving roller 272. In this embodiment, the translational driving shaft is disposed at a middle position of the clamping base 210.

The translation driving device 300 includes: the drive rack 310, the drive gear 320 and the translational drive member 330. The driving rack 310 is disposed on the straightening rail 100, the driving gear 320 is rotatably mounted on the clamping device 200 and engaged with the driving rack 310, and the translational driving member 330 is used for driving the driving gear 320 to rotate.

In a further embodiment, the clamping base 210 is provided with a lifting drive member 273 for driving the forward moving roller 271 to move relative to the clamping base 210. The driving rack 310 is fixedly disposed at the lower side of the straightening rail 100, and the tooth surface of the driving rack 310 is disposed downward. The driving gear 320 is provided at the lower side of the driving rack 310.

In actual use, the front moving roller 271 is pushed away from the clamping base 210 by the lifting driving member 273, so that the front end of the clamping base 210 is tilted upward, the driving gear 320 rotatably mounted on the clamping base 210 is meshed with the driving rack 310, and the translational driving member 330 can drive the clamping device 200 to move along the straightening rail 100 when driving the driving gear 320 to rotate. After the clamping device 200 moves to a specific position, the lifting driving member 273 drives the forward moving roller 271 to retract upwards, and the clamping device 200 can be pressed on the straightening rail 100 and can be mounted on the straightening rail

In this embodiment, the translation driving member 330 includes a translation driving unit 331 and a chain transmission mechanism 332. The translation driving unit 331 may employ a rotation driving element such as a servo motor, a stepping motor, or a pneumatic motor, and the translation driving unit 331 in the present embodiment employs a servo motor in view of convenience in controlling the speed and accuracy of conveyance. The translation driving unit 331 is disposed at the upper middle end of the clamping base 210. The chain transmission mechanism 332 is in transmission connection with the translation driving unit 331 and the driving gear 320, respectively. The driving racks 310 are disposed on the left and right sides of the straightening rail 100, and the chain transmission mechanism 332 and the driving gear 320 are disposed in left and right pairs.

In a further embodiment, the clamping base 210 is further provided with an anti-shake gear 212 engaged with the drive rack 310.

The braking device 400 is provided at the rear side of the clamping device 200. The brake apparatus 400 includes: a brake housing 410 and a brake driving member 420. The front end of the brake frame 410 has a hinge portion rotatably hinged to the clamping base 210, and the rotation axis of the brake frame 410 extends in the left-right direction. The rear end of the brake frame 410 has a brake 411. The braking part 411 is provided below the driving rack 310 and has a tooth structure engaged with the driving rack 310. The brake driving member 420 is used to drive the brake frame 410 to rotate around the hinge portion.

In actual use, the braking driving member 420 drives the braking portion 411 of the braking frame 410 to turn upwards, and to be in tight engagement with the driving rack 310, so as to limit the relative movement of the braking device 400 and the straightening rail 100 in the front-rear direction, thereby realizing straightening braking.

In this embodiment, the brake frame 410 includes two side plates disposed in a left-right direction. Both the side plates are rotatably connected to the clamping base 210 and are coaxially disposed with each other. A connecting rod is arranged between the two side plates, and the left end and the right end of the connecting rod are respectively connected with the two side plates.

In this embodiment, the brake driving member 420 includes: a rotating roller 421 and a brake driving unit 423. The rotating roller 421 is in rolling contact with the upper side of the straightening rail 100, and the rotating roller 421 is eccentrically and rotatably connected with the brake frame 410. The brake driving unit 423 is used for driving the rotating roller 421 to rotate relative to the brake frame 410. The brake driving unit 423 is a rotary driving element such as a servo motor, a stepping motor, or a pneumatic motor.

In still other embodiments, the brake drive member 420 further includes a crank drive shaft 422. The crank drive shaft 422 has an eccentrically disposed hinged end and connection. The hinge end is rotatably connected with the brake frame 410, and the rotating roller 421 is rotatably mounted on the connection portion. The crank drive shaft 422 also has a radially extending drive arm. The brake driving unit 423 is in driving connection with the driving arm, and rotates the crank driving shaft 422 around the hinge end, so that the brake frame 410 and the rotating roller 421 can relatively displace, thereby realizing the abutting engagement of the brake 411. The brake driving unit 423 adopts a linear driving member such as an air cylinder, an electric push rod, a hydraulic push rod or a screw nut driving assembly.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present application have been shown and described, various changes, modifications, substitutions and alterations can be made by those skilled in the art without departing from the principles and spirit of the application, and such changes, modifications, equivalents and substitutions are intended to be included within the scope of the application as defined by the claims and their equivalents.

Claims

1. A profile straightener comprising: a straightening rail (100), a clamping device (200) and a translation driving device (300), wherein the clamping device (200) is used for clamping materials, and the translation driving device (300) is used for driving the clamping device (200) to move along the straightening rail (100); the method is characterized in that: the clamping device (200) comprises a clamping base (210), the clamping base (210) is provided with a jaw (211) which is open forward and penetrates left and right, the front end of the jaw (211) is provided with an feeding and discharging conveying mechanism (220), the feeding and discharging conveying mechanism (220) is provided with a conveying surface for supporting and conveying foreign materials, and at least one section of conveying surface is arranged in a space in front of the jaw (211).

2. Profile straightener according to claim 1, characterized in that: the clamping device (200) further comprises a clamp member (240) and a clamp driving member (250), wherein the clamp member (240) comprises a cutter tooth plate (241) and a lower claw plate (242) which are arranged in the jaw (211) up and down, and the clamp driving member (250) is used for driving the cutter tooth plate (241) and the lower claw plate (242) to move relatively.

3. Profile straightener according to claim 2, characterized in that: the cutter tooth plate (241) is rotationally connected with the clamping base (210), the lower jaw plate (242) is slidingly connected with the clamping base (210) along an inclined sliding path, and the clamping driving member (250) comprises a tooth plate driving unit (251) for driving the cutter tooth plate (241) to rotate and a jaw plate driving unit (252) for driving the lower jaw plate (242) to translate along the sliding path.

4. Profile straightener according to claim 1, characterized in that: the feeding and discharging conveying mechanism (220) is connected with the clamping base (210) in an up-and-down sliding mode, and the clamping base (210) is provided with a lifting driving component (230) used for driving the feeding and discharging conveying mechanism (220) to move up and down.

5. Profile straightener according to claim 1, characterized in that: the front end of the jaw (211) is further provided with a material blocking mechanism (260), the material blocking mechanism (260) comprises a material blocking piece (261) and a material blocking driving member (262), the material blocking piece (261) is provided with a material blocking part, and the material blocking driving member (262) is used for driving the material blocking part to move from outside into a space in front of the jaw (211).

6. Profile straightener according to claim 1, characterized in that: the clamping device (200) is arranged on the upper side of the straightening rail (100), and front and rear ends of the lower side of the clamping base (210) are respectively provided with a front moving roller (271) and a rear moving roller (272) which are in rolling contact with the straightening rail (100).

7. The profile straightener of claim 6, wherein: the translation driving device (300) comprises a driving rack (310), a driving gear (320) and a translation driving member (330), wherein the driving rack (310) is arranged on the straightening rail (100), the driving gear (320) is rotatably arranged on the clamping device (200) and meshed with the driving rack (310), and the translation driving member (330) is used for driving the driving gear (320) to rotate.

8. The profile straightener of claim 7, wherein: the translation driving device (300) is arranged between the front moving roller (271) and the rear moving roller (272), the driving rack (310) is arranged at the lower side of the straightening rail (100) and is arranged downwards, the driving gear (320) is arranged at the lower side of the driving rack (310), and the clamping base (210) is provided with a jacking driving component (273) for driving the front moving roller (271) to move relative to the clamping base (210).

9. The profile straightener of claim 8, wherein: the profile straightening machine further comprises a braking device (400), the braking device (400) comprises a braking frame body (410) and a braking driving member (420), the braking frame body (410) is rotatably hinged with the clamping base (210), the braking frame body (410) is provided with a braking portion (411), and the braking driving member (420) is used for driving the braking frame body (410) to rotate around the hinging portion.

10. Profile straightener according to claim 9, characterized in that: the brake driving member (420) comprises a rotating roller (421) and a brake driving unit (423), the rotating roller (421) is eccentrically and rotatably connected with the brake frame body (410) and is in rolling contact with the upper side of the straightening rail (100), the brake part (411) is arranged on the lower side of the driving rack (310), and the brake driving unit (423) is used for driving the rotating roller (421) to rotate relative to the brake frame body (410).