CN115041556A

CN115041556A - Metal section molding machine

Info

Publication number: CN115041556A
Application number: CN202210977061.8A
Authority: CN
Inventors: 冀永志; 李龙亭
Original assignee: Weifang Dachuang Cnc Equipment Co ltd
Current assignee: Weifang Dachuang Cnc Equipment Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-09-13
Anticipated expiration: 2042-08-15
Also published as: CN115041556B

Abstract

The invention relates to the technical field of section bar processing, in particular to a metal section bar molding machine, which comprises a machine body, wherein a material arranging mechanism, a feeding mechanism and a bidirectional arc bending mechanism are arranged on the machine body; the bidirectional arc bending mechanism comprises a left arc bending roller and a right arc bending roller, a steering connecting piece is arranged at the lower end of the left arc bending roller, a steering gear is arranged at the lower end of the right arc bending roller, a right arc bending slotted hole and a left arc bending slotted hole are formed in the machine body, a left-turning motor is arranged on the machine body, a right arc bending rotating shaft is inserted in a mounting hole of the steering gear, a steering groove is formed in the steering gear, a steering connecting piece movably mounted in the steering groove is arranged at the lower end of the left arc bending roller, a right-turning motor which is arranged below the mounting hole and corresponds to the center of the mounting hole is mounted on a lower machine plate, and a power output shaft of the right-turning motor is in power connection with the steering connecting piece. The metal section molding machine is simple in structure and convenient to operate, and can achieve the technical effect of realizing various shapes of curved arcs for the curved arcs in two directions of a section.

Description

Metal section molding machine

Technical Field

The invention relates to the technical field of section bar processing, in particular to a metal section bar molding machine.

Background

A round bender is a machine commonly used at present for continuously roll-bending a profile, and generally uses three press rolls arranged in a triangular shape to roll-bend the profile. A round bender is a machine that bends a linear tube into a round shape. The bending machine is used for bending a pipe or a rod material into a required angle, plays an important role in installation and maintenance operation, but the bending machine in the prior art can not be adjusted generally, and is only adjusted in a single direction even if the adjustment is realized, and the bending machine can only process a bending radian towards one direction. Therefore, it is necessary to design a metal profile molding machine.

Disclosure of Invention

The invention aims to provide a metal section molding machine which is simple in structure and convenient to operate and can achieve the technical effect of realizing various shapes of curved arcs on the curved arcs in two directions of a section.

In order to achieve the purpose, the invention adopts the following technical scheme:

a metal section molding machine is structurally characterized by comprising a machine body, wherein a material arranging mechanism for shaping a section, a feeding mechanism for conveying the section and a bidirectional arc bending mechanism for bidirectionally bending the section are sequentially arranged on the machine body from front to back; the bidirectional arc bending mechanism comprises a left arc bending roller and a right arc bending roller, the left arc bending roller is connected with the right arc bending roller through a connecting plate and a connecting piece, the lower end of the left arc bending roller is provided with a steering connecting piece, the lower end of the right arc bending roller is provided with a steering gear, a left arc bending groove hole corresponding to a right arc bending groove hole of the left arc bending roller and a left arc bending groove hole corresponding to the right arc bending roller are formed in the machine body, the right arc bending groove hole and the left arc bending groove hole are arranged in a crossed mode, a left turning motor enabling the turning gear to rotate is arranged on the machine body, the right arc bending roller is inserted into a mounting hole of the steering gear, a turning groove with the same bending direction as that of the right arc bending groove hole is formed in the steering gear, the left arc bending roller lower end is arranged in a corresponding mode with the center of the steering gear in a static mode, the steering connecting piece movably mounted in the turning groove is arranged at the lower end of the left arc bending roller, the machine body is mounted below the mounting hole, and corresponds to the center of the mounting hole And the power output shaft of the right-turn motor is in power connection with the steering connecting piece.

The invention has the beneficial effects that: when the material arranging mechanism is used, the technical effect of material arrangement is achieved when the section passes through the material arranging mechanism; when the section passes through the feeding mechanism and the bidirectional arc bending mechanism is used, when the section needs to be bent leftwards, the left-turning motor is started, the power output shaft of the left-turning motor drives the steering gear to rotate leftwards, namely the steering gear rotates anticlockwise in the overlooking direction, and the rotation of the steering gear drives the right arc bending roller to rotate anticlockwise around the left arc bending roller, so that the section is bent leftwards; when the section bar is bent to the right when needs, start the motor that turns right, the power output shaft of the motor that turns right drives and turns to the connecting piece and rotate right, look down the connecting piece clockwise rotation that turns to in the direction promptly, the rotation that turns to the connecting piece drives left camber roller and rotates clockwise around right camber roller, accomplish and buckle the section bar right, steering gear and the cost of turning to the connecting piece are low, long service life, the maintenance in later stage is simple, can realize the technological effect of multiple shape camber to the camber of two directions of section bar.

As a modified technical scheme, the organism includes from last machine board, well machine board and lower machine board of last downward parallel arrangement, well machine board is in the intermediate position setting of last machine board below, the diagonal of well machine board left part with go up through there being spliced pole fixed connection between the machine board, well machine board right part with go up to connect through the roof between the machine board, the diagonal of machine board down with go up through spliced pole fixed connection between the machine board, well machine board with the machine board sets gradually from the front to the back down, go up the machine board well machine board with the machine board is the rectangle down.

As an improved technical scheme, a material arranging mechanism is arranged at the feeding end of the upper part of an upper machine plate, the material arranging mechanism comprises a positioning rod fixedly arranged at the upper part of the upper machine plate, the axial direction of the positioning rod is perpendicular to the upper machine plate, the positioning rod is arranged in parallel at intervals along the feeding direction, a positioning plate is arranged at the upper end of the positioning rod, a screw seat is arranged on the positioning plate, an adjusting screw rod is arranged on the screw seat in a matching way, an adjusting handle is correspondingly arranged at the upper end of the adjusting screw rod extending out of the upper part of the screw seat, an upper limiting seat and a lower limiting seat are sequentially arranged on the positioning rod between the positioning plate and the upper machine plate in a sliding way from top to bottom, sliding sleeves corresponding to the positioning rod are arranged on the upper limiting seat and the lower limiting seat, a through hole for the adjusting screw rod to pass through is formed in the upper limiting seat, the material feeding device is characterized in that a positioning hole used for being fixed at the position of the positioning rod is formed in the side wall of the sliding sleeve of the upper limiting seat, a fastening bolt can be connected to the positioning hole in a threaded mode, a threaded hole in threaded connection with the adjusting screw rod is formed in the lower limiting seat, the upper limiting seat and the lower limiting seat are provided with material arranging seats at the same side, a material feeding channel used for passing through a section material is formed between the material arranging seats, and a material arranging groove is formed in the inner side, relative to the material arranging seats.

As an improved technical scheme, the feeding mechanism comprises a plurality of fixed rollers and adjusting rollers which are arranged in pairs, a gap for passing through a section bar is formed between the fixed rollers and the adjusting rollers, a feeding motor for providing power for the fixed rollers and the adjusting rollers is arranged on the middle machine plate, each fixed roller comprises a fixed rotating shaft which is rotatably arranged on the upper machine plate and the middle machine plate, the upper part of the fixed rotating shaft penetrating through the upper machine plate is sleeved with a fixed rotating roller, the lower part of the fixed rotating shaft penetrating through the middle machine plate is provided with a fixed gear, the upper machine plate and the middle machine plate are both provided with adjusting holes, sliding seats capable of moving left and right are slidably arranged at the adjusting holes, the adjusting rollers are arranged on the sliding seats, each adjusting roller comprises an adjusting rotating shaft rotatably arranged on the sliding seat, the upper part of the adjusting rotating shaft penetrating through the sliding seats is sleeved with an adjusting rotating roller, the side surface of the adjusting rotating roller is provided with a curved groove corresponding to a profile, the lower part of the adjusting rotating shaft penetrating the sliding seat is sleeved with a counter or an adjusting gear, the fixed gear is meshed with the adjusting gear, the sliding seat comprises sliding plates which are arranged in parallel in the vertical direction, a supporting plate is arranged between the sliding plates, the supporting plate is slidably arranged in a gap between the upper plate and the middle plate, the right side of the sliding seat is provided with an adjusting plate, the adjusting plate is connected with the end part of the sliding seat through a bolt, the adjusting plate can be slidably arranged on the bolt, the bolt is sleeved with a compression spring, the top plate is in threaded connection with a pitch adjusting bolt, the pitch adjusting bolt which penetrates through the top plate and extends leftwards is rotatably connected with the adjusting plate, a power gear is arranged on a power output shaft of the feeding motor which penetrates through the middle plate, and a driven gear is arranged on a fixed rotating shaft between the upper plate and the middle plate, the driven gear is meshed with the power gear.

As an improved technical scheme, a material guiding part is arranged between the fixed roller and the adjusting roller and is arranged at the intermediate position of the fixed roller and the adjusting roller, the material guiding part comprises a material guiding plate which is arranged vertically to the upper machine plate, a material guiding groove for passing through a profile is formed in the material guiding plate, the material guiding groove is arranged corresponding to a gap formed by the fixed roller and the adjusting roller, a fixed plate is arranged on the left side of the material guiding plate and is arranged parallel to the upper machine plate, a fixed hole for fixing is formed in the fixed plate, and a fixed bolt fixedly connected with the upper machine plate penetrates through the fixed hole.

As an improved technical proposal, the left cambered roll comprises a left cambered rotating shaft, a left cambered rotating roll is arranged at the upper end of the left cambered rotating shaft, the lower end of the left cambered rotating shaft is connected with a steering connecting piece, the right cambered roll comprises a right cambered rotating shaft, a right cambered rotating roll is arranged at the upper end of the right cambered rotating shaft, a cambered groove corresponding to a section bar is arranged on the side surface of the right cambered rotating roll, the lower end of the right cambered rotating shaft is inserted on a mounting hole of the steering gear, the upper end of the left cambered rotating roll extending out of the upper machine plate is connected with the upper end of the right cambered rotating roll through a connecting plate, the left cambered rotating shaft and the right cambered rotating shaft between the upper machine plate and the lower machine plate are connected through a connecting piece, the upper machine plate is provided with a left cambered groove hole corresponding to the left cambered rotating shaft and a left cambered groove hole corresponding to the right cambered rotating shaft, the left cambered groove hole and the right groove hole are both semicircular, the center of the right arc-shaped slotted hole is the center of a static right arc-shaped rotating shaft, the starting point of the right arc-shaped slotted hole is a static left arc-shaped rotating shaft, the end point of the right arc-shaped slotted hole is symmetrically arranged with the static left arc-shaped rotating shaft about the right arc-shaped rotating shaft, the starting point of the left arc-shaped slotted hole is a static right arc-shaped rotating shaft, the end point of the left arc-shaped slotted hole is symmetrically arranged with the static right arc-shaped rotating shaft about the center of the left arc-shaped rotating shaft, and the crossed position of the right arc-shaped slotted hole and the left arc-shaped slotted hole is positioned in the feeding direction between the fixed rotating roller and the adjusting rotating roller.

As an improved technical scheme, a steering power gear engaged with the teeth of the steering gear is arranged on a power output shaft of the left-turn motor, the steering groove extends from the center of the steering gear to the edge, the lower end of the static left-turn arc rotating shaft is arranged corresponding to the center of the steering gear, the power output shaft of the right-turn motor is arranged below the mounting hole, and the connecting line of the center of the power output shaft of the right-turn motor and the center of the mounting hole is perpendicular to the steering gear.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a schematic front view of the structure of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 1 in a bottom view;

FIG. 5 is a schematic view of the left-hand side view of FIG. 1;

FIG. 6 is a perspective view of the right bow rotor of FIG. 1 in rotation;

FIG. 7 is a schematic top view of the structure of FIG. 6;

FIG. 8 is a perspective view of the left turn roll of FIG. 1 in rotation;

FIG. 9 is a schematic top view of FIG. 8;

FIG. 10 is a perspective view of the bi-directional arcing mechanism of FIG. 1;

FIG. 11 is a schematic structural view of the steering gear of FIG. 1;

FIG. 12 is a schematic view of the rear view of FIG. 1;

illustration of the drawings: 101-upper machine plate, 102-middle machine plate, 103-lower machine plate, 104-connecting column, 201-positioning rod, 202-positioning plate, 203-nut seat, 204-adjusting screw rod, 205-adjusting handle, 206-upper limiting seat, 207-lower limiting seat, 208-sliding sleeve, 209-material-adjusting seat, 210-material-adjusting groove, 301-fixed rotating shaft, 302-fixed rotating roller, 303-fixed gear, 304-adjusting hole, 305-adjusting rotating shaft, 306-adjusting rotating roller, 307-adjusting gear, 308-counter, 309-sliding plate, 310-adjusting plate, 311-compression spring, 312-feeding motor, 313-top plate, 314-material-following plate, 401-left bending rotating shaft, 402-left bending rotating roller, 403-steering connecting piece, 404-right arc rotating shaft, 405-right arc rotating roller, 406-connecting plate, 407-connecting piece, 408-right arc groove hole, 409-left arc groove hole, 410-left rotating motor, 411-right rotating motor, 412-steering groove and 413-mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Specific examples are given below, and for the sake of understanding, the left-right direction of fig. 2 is taken as the front-rear direction, the outward direction perpendicular to the paper surface of fig. 2 is taken as the right direction, and the upward direction of fig. 2 is taken as the upward direction.

Referring to fig. 1-12, a metal section molding machine comprises a machine body, wherein a material arranging mechanism for shaping a section, a feeding mechanism for conveying the section and a bidirectional arc bending mechanism for performing bidirectional arc bending on the section are sequentially arranged on the machine body from front to back.

The machine body comprises an upper machine plate 101, a middle machine plate 102 and a lower machine plate 103 which are arranged in parallel from top to bottom, the middle machine plate 102 is arranged at the middle position below the upper machine plate 101, the diagonal position of the left part of the middle machine plate 102 is fixedly connected with the upper machine plate 101 through a connecting column 104, the right part of the middle machine plate 102 is connected with the upper machine plate 101 through a top plate 313, the diagonal position of the lower machine plate 103 is fixedly connected with the upper machine plate 101 through the connecting column 104, the middle machine plate 102 and the lower machine plate 103 are sequentially arranged from front to back, and the upper machine plate 101, the middle machine plate 102 and the lower machine plate 103 are rectangular;

the feeding end of the upper machine plate 101 is provided with a material arranging mechanism, the material arranging mechanism comprises a positioning rod 201 fixedly installed on the upper part of the upper machine plate 101, the axial direction of the positioning rod 201 is perpendicular to the upper machine plate 101, the positioning rod 201 is arranged in parallel at intervals along the feeding direction, the upper end of the positioning rod 201 is provided with a positioning plate 202, the positioning plate 202 is provided with a screw base 203, the screw base 203 is provided with an adjusting screw rod 204 in a matching way, the matching installation is threaded connection, the upper end of the adjusting screw rod 204 extending out of the upper part of the screw base 203 is correspondingly provided with an adjusting handle 205, an upper limiting seat 206 and a lower limiting seat 207 are sequentially installed on the positioning rod 201 between the positioning plate 202 and the upper machine plate 101 in a sliding way from top to bottom, and sliding sleeves 208 corresponding to the positioning rod 201 are respectively arranged on the upper limiting seat 206 and the lower limiting seat 207, the upper limiting seat 206 is provided with a through hole for passing through the adjusting screw 204, a side wall of a sliding sleeve 208 of the upper limiting seat 206 is provided with a positioning hole for fixing the positioning rod 201, the positioning hole can be in threaded connection with a fastening bolt, the lower limiting seat 207 is provided with a threaded hole in threaded connection with the adjusting screw 204, a material arranging seat 209 is arranged on the same side of the upper limiting seat 206 and the lower limiting seat 207, a feeding channel for passing through a profile is formed between the material arranging seats 209, a material arranging groove 210 is arranged on the inner side of the material arranging seat 209, specifically, the lower part of the material arranging seat 209 arranged on the upper limiting seat 206 is provided with the material arranging groove 210 for passing through the profile, and the upper part of the material arranging seat 209 arranged on the lower limiting seat 207 is provided with the material arranging groove 210 for passing through the profile.

The operation principle of the structure is as follows: an operator rotates the adjusting screw 204 by rotating the adjusting handle 205, the upper limiting seat 206 and the lower limiting seat 207 can only move along the axial direction of the positioning rod 201 due to the arrangement of the positioning rod 201, the upper limiting seat 206 is adjusted to be at the position of the positioning rod 201, then the upper limiting seat 206 is fixed to be at the position of the positioning rod 201 by the positioning bolt, the adjusting screw 204 rotates, the adjusting screw 204 is matched with the screw base 203 in a threaded manner to drive the lower limiting seat 207 to move on the adjusting screw 204, so that the adjustment of the distance between the material finishing seats 209 is realized, and the technical effect of material finishing is achieved.

The feeding mechanism at the rear part of the material arranging mechanism comprises a plurality of fixed rollers and adjusting rollers which are arranged in pairs, gaps for passing through the sectional materials are formed between the fixed rollers and the adjusting rollers, the rotating directions of the fixed rollers and the adjusting rollers are opposite, a material arranging part is arranged between the fixed rollers and the adjusting rollers, and a feeding motor 312 for providing power for the fixed rollers and the adjusting rollers is arranged on the middle machine plate 102. The fixed roller comprises a fixed rotating shaft 301 rotatably mounted on an upper machine plate 101 and a middle machine plate 102, a fixed rotating roller 302 is sleeved on the upper portion of the fixed rotating shaft 301 penetrating the upper machine plate 101, a fixed gear 303 is mounted on the lower portion of the fixed rotating shaft 301 penetrating the middle machine plate 102, adjusting holes 304 are formed in the upper machine plate 101 and the middle machine plate 102, sliding seats capable of moving left and right are slidably mounted at the adjusting holes 304, the adjusting roller is mounted on the sliding seats, the adjusting roller comprises an adjusting rotating shaft 305 rotatably mounted on the sliding seats, an adjusting rotating roller 306 is sleeved on the upper portion of the adjusting rotating shaft 305 penetrating the sliding seats, a curved arc groove corresponding to a section bar is formed in the side surface of the adjusting rotating roller 306, a counter 308 or an adjusting gear 307 is sleeved on the lower portion of the adjusting rotating shaft 305 penetrating the sliding seats, and the counter 308 can record the advancing length of a material, the fixed gear 303 with adjust gear 307 meshing installation, the slide includes upper and lower direction parallel arrangement's slide 309, be equipped with the backup pad between the slide 309, backup pad slidable mounting in the clearance between last machine board 101 and the well machine board 102, the right side of slide is equipped with regulating plate 310, regulating plate 310 with through bolted connection between the slide tip, regulating plate 310 can slidable mounting on the bolt, the cover is equipped with compression spring 311 on the bolt, compression spring 311 can provide the power that compresses tightly for the slide, can provide the buffering for between regulating roller and the fixed roll simultaneously, threaded connection has the roll adjustment bolt on roof 313, wear out roof 313 and extend left the roll adjustment bolt with regulating plate 310 rotates to be connected, operating personnel adjust the distance of roof 313 and regulating plate 310 through rotating the roll adjustment bolt, the roll adjustment bolt with roof 313 threaded connection, the top plate 313 is fixedly installed on the upper machine plate 101 and the middle machine plate 102 to provide a fulcrum for adjustment of the pitch bolt, and the adjustment plate 310 moves on the bolt under adjustment of the pitch bolt to adjust the compression amount of the compression spring 311, thereby adjusting the distance between the adjustment roller and the fixing roller, and thus implementing replacement of the adjustment roller and the fixing roller. A power gear is arranged on a power output shaft of the feeding motor 312 penetrating out of the middle machine plate 102, a driven gear is arranged on a fixed rotating shaft 301 between the upper machine plate 101 and the middle machine plate 102, the driven gear and the power gear are installed in a meshed mode, namely, the rotation of the feeding motor 312 provides rotating power for the fixed roller and the adjusting roller. The material arranging part comprises a material arranging plate 314, the material arranging plate 314 is perpendicular to the upper machine plate 101, a material arranging groove for passing through the sectional material is formed in the material arranging plate 314, the material arranging groove corresponds to a gap formed by a fixing roller and an adjusting roller, a fixing plate is arranged on the left side of the material arranging plate 314 and is parallel to the upper machine plate 101, a fixing hole for fixing is formed in the fixing plate, and a fixing bolt fixedly connected with the upper machine plate 101 penetrates through the fixing hole. In this embodiment, four pairs of fixed rollers and adjusting rollers are provided on the upper plate 101, and the material feeding member is provided between the fixed rollers and the adjusting rollers.

Feeding mechanism is when the pay-off, through the operation of pay-off motor 312, the power output shaft of pay-off motor 312 rotates and drives fixed roll and dancer roll and rotate, thereby it removes to drive the section bar, counter 308 can record the length of carrying the section bar, and when changing fixed roll and dancer roll according to the section bar of difference, because the clearance between fixed roller 302 and the regulation roller 306 is less, difficult change, move on the bolt under the regulation of roll adjustment bolt through regulation regulating plate 310, thereby adjust compression spring 311's compressive capacity, thereby adjust the distance between dancer roll and the fixed roll, thereby realize the change to dancer roll and fixed roll.

The section bar sent by the feeding mechanism is sent to a bidirectional arc bending mechanism for arc bending, the bidirectional arc bending mechanism comprises a left arc bending roller and a right arc bending roller, the left arc bending roller is connected with the right arc bending roller by a connecting plate 406 and a connecting piece 407, the left arc bending roller comprises a left arc bending rotating shaft 401, a left arc bending roller 402 is arranged at the upper end of the left arc bending rotating shaft 401, a steering connecting piece 403 is arranged at the lower end of the left arc bending rotating shaft 401, the right arc bending roller comprises a right arc bending rotating shaft 404, a right arc bending roller 405 is arranged at the upper end of the right arc bending rotating shaft 404, a curved groove corresponding to the section bar is arranged at the side surface of the right arc bending roller 405, a steering gear is arranged at the lower end of the right arc bending rotating shaft 404, the upper end of the left arc bending roller 402 extending out of the upper machine plate 101 is connected with the upper end of the right arc bending roller 405 by the connecting plate 406, the left arc bending rotating shaft 401 and the right arc bending rotating shaft 404 between the upper machine plate 101 and the lower machine plate 103 are connected by the connecting piece 407, the upper machine plate 101 is provided with a right curved arc slotted hole 408 corresponding to the left curved arc rotating shaft 401 and a left curved arc slotted hole 409 corresponding to the right curved arc rotating shaft 404, the left curved arc slotted hole 409 and the right curved arc slotted hole 408 are both semicircular, the center of the right curved arc slotted hole 408 is the center of the static right curved arc rotating shaft 404, the starting point of the right curved arc slotted hole 408 is the static left curved arc rotating shaft 401, the terminal point of the right curved arc slotted hole 408 is symmetrically arranged with the static left curved arc rotating shaft 401 about the center of the right curved arc rotating shaft 404, the center of the left curved arc slotted hole 409 is the center of the static left curved arc rotating shaft 401, the starting point of the left curved arc slotted hole 409 is the static right curved arc rotating shaft 404, the terminal point of the left curved arc slotted hole is symmetrically arranged with the static right curved arc rotating shaft 404 about the center of the left curved arc rotating shaft 401, wherein the right curved arc slotted hole 408 and the left curved arc slotted hole 409 are arranged in a crossed manner, the crossed position of the right curved arc slotted hole 408 and the left curved arc slotted hole 409 is positioned in the feeding direction between the fixed rotating roller 302 and the adjusting rotating roller 306, the section bar is bent and formed by a left bending roller and a right bending roller, when the section bar needs to be bent leftwards, the left bending roller is used as the circle center, the diameter is the distance between the left bending roller and the right bending roller, the right bending roller rotates around the left bending roller to bend the section bar leftwards, when the section bar needs to be bent rightwards, the right bending roller is used as the circle center, the diameter is the distance between the left bending roller and the right bending roller, and the left bending roller rotates around the right bending roller to bend the section bar rightwards;

referring to fig. 1 and 10, a left-turning motor 410 for rotating a turning gear tooth is disposed on the lower machine plate 103, a turning power gear engaged with the turning gear tooth is disposed on a power output shaft of the left-turning motor 410, a mounting hole 413 capable of being inserted with a right-turning arc rotating shaft 404 is disposed on an upper end face of the turning gear, referring to fig. 11, a turning groove 412 extending from a center to an edge is disposed on the turning gear, a bending direction of the turning groove 412 is identical to a bending direction of the right-turning arc slot 408, a lower end of the left-turning arc rotating shaft 401 is stationary and disposed corresponding to a center of the turning gear, a turning connecting member 403 is disposed at a lower end of the left-turning arc rotating shaft 401, a right-turning motor 411 is disposed on the lower machine plate 103, a power output shaft of the right-turning motor 411 is in power connection with the turning connecting member 403, the turning connecting member 403 includes a turning plate, a through hole is disposed at one end of the turning plate, the lower end of the left bent arc rotating shaft 401 is inserted into the through hole, a fixed seat is arranged at the lower part of the other end of the steering plate, the fixed seat is in power connection with a power output shaft of the right-turn motor 411, the power output shaft of the right-turn motor 411 is arranged below the mounting hole 413, and the connecting line of the center of the power output shaft of the right-turn motor 411 and the center of the mounting hole 413 is perpendicular to the steering gear.

Referring to fig. 6-9, when the bidirectional curved-arc mechanism is used, when the profile needs to be bent to the left, the left-turning motor 410 is started, the power output shaft of the left-turning motor 410 drives the steering gear to turn to the left, that is, the steering gear rotates counterclockwise in the overlooking direction, the rotation of the steering gear drives the right curved-arc rotating shaft 404 to rotate counterclockwise around the left curved-arc rotating shaft 401, that is, the right curved-arc roller rotates around the left curved-arc roller, so as to complete the leftward bending of the profile; when the profile needs to be bent to the right, the right-turning motor 411 is started, a power output shaft of the right-turning motor 411 drives the steering connecting piece 403 to rotate to the right, namely, the steering connecting piece 403 rotates clockwise in the overlooking direction, the rotation of the steering connecting piece 403 drives the left cambered rotating shaft 401 to rotate clockwise around the right cambered rotating shaft 404, namely, the left cambered roller rotates around the right cambered roller, and the profile is bent to the right.

When the invention is used, when a section passes through the material arranging mechanism, an operator rotates the adjusting screw rod 204 by rotating the adjusting handle 205, the upper limiting seat 206 and the lower limiting seat 207 can only move along the axial direction of the positioning rod 201 due to the arrangement of the positioning rod 201, the position of the upper limiting seat 206 on the positioning rod 201 is fixed by the positioning bolt, and the rotation of the adjusting screw rod 204, the thread matching of the adjusting screw rod 204 and the nut seat 203 drive the lower limiting seat 207 to move on the adjusting screw rod 204, so that the distance between the material arranging seats 209 is adjusted, and the technical effect of material arrangement is achieved; when the section passes through the feeding mechanism, the power output shaft of the feeding motor 312 rotates to drive the fixed roller and the adjusting roller to rotate through the operation of the feeding motor 312, so that the section is driven to move, the counter 308 can record the length of the conveyed section, and when the fixed roller and the adjusting roller are replaced according to different sections, the fixed roller 302 and the adjusting roller 306 are not easy to replace due to a small gap, and the adjusting plate 310 moves on a bolt under the adjustment of a distance adjusting bolt, so that the compression amount of the compression spring 311 is adjusted, the distance between the adjusting roller and the fixed roller is adjusted, and the replacement of the adjusting roller and the fixed roller is realized; when the bidirectional arc bending mechanism is used, when the section needs to be bent to the left, the left-turning motor 410 is started, the power output shaft of the left-turning motor 410 drives the steering gear to rotate to the left, namely, the steering gear rotates anticlockwise in the overlooking direction, the rotation of the steering gear drives the right arc bending rotating shaft 404 to rotate anticlockwise around the left arc bending rotating shaft 401, namely, the right arc bending roller rotates around the left arc bending roller, and the section is bent to the left; when the section bar needs to be bent to the right, the right-turning motor 411 is started, a power output shaft of the right-turning motor 411 drives the steering connecting piece 403 to rotate to the right, namely, the steering connecting piece 403 rotates clockwise in the overlooking direction, the rotation of the steering connecting piece 403 drives the left arc-bending rotating shaft 401 to rotate clockwise around the right arc-bending rotating shaft 404, namely, the left arc-bending roller rotates around the right arc-bending roller, the section bar is bent to the right, the steering gear and the steering connecting piece 403 are low in cost, the service life is long, the later-stage maintenance is simple, and the technical effect of realizing the various-shaped arc bending of the arc-bending of the section bar in two directions can be realized.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A metal section molding machine is characterized by comprising a machine body, wherein a material arranging mechanism for shaping a section, a feeding mechanism for conveying the section and a bidirectional arc bending mechanism for bidirectionally bending the section are sequentially arranged on the machine body from front to back; the bidirectional arc bending mechanism comprises a left arc bending roller and a right arc bending roller, the left arc bending roller and the right arc bending roller are connected through a connecting plate (406) and a connecting piece (407), the lower end of the left arc bending roller is provided with a steering connecting piece (403), the lower end of the right arc bending roller is provided with a steering gear, the machine body is provided with a left arc bending slotted hole (409) corresponding to a right arc bending slotted hole (408) of the left arc bending roller and a left arc bending slotted hole (409) corresponding to the right arc bending roller, the right arc bending slotted hole (408) and the left arc bending slotted hole (409) are arranged in a crossed manner, the machine body is provided with a left-turning motor (410) for rotating a steering gear tooth, the right arc bending roller is inserted into a mounting hole (413) of the steering gear, the steering gear is provided with a steering groove (412) with the bending direction consistent with the bending direction of the right arc bending slotted hole (408), and the lower end of the left arc bending roller is static and corresponds to the center of the steering gear, the left curved roller lower extreme is equipped with swing joint and turns to connecting piece (403) in turning to groove (412), install on the organism and locate the below of mounting hole (413) and with the center of mounting hole (413) corresponds right-turn motor (411) that sets up, the power output shaft of right-turn motor (411) with turn to connecting piece (403) power and connect.

2. The metal profile molding machine according to claim 1, wherein the machine body comprises an upper machine plate (101), a middle machine plate (102) and a lower machine plate (103) which are arranged in parallel from top to bottom, the middle machine plate (102) is arranged at a middle position below the upper machine plate (101), a connecting column (104) is arranged between a diagonal position of the left part of the middle machine plate (102) and the upper machine plate (101) for fixed connection, a top plate (313) is arranged between the right part of the middle machine plate (102) and the upper machine plate (101) for fixed connection, a connecting column (104) is arranged between a diagonal position of the lower machine plate (103) and the upper machine plate (101), the middle machine plate (102) and the lower machine plate (103) are arranged in sequence from front to back, and the upper machine plate (101), the middle machine plate (102) and the lower machine plate (103) are all rectangular.

3. The metal profile molding machine according to claim 2, wherein a material inlet end of the upper portion of the upper machine plate (101) is provided with a material arranging mechanism, the material arranging mechanism comprises a positioning rod (201) fixedly installed on the upper portion of the upper machine plate (101), the axial direction of the positioning rod (201) is perpendicular to the upper machine plate (101), the positioning rod (201) is arranged in parallel at intervals in the front and back direction along the material inlet direction, a positioning plate (202) is arranged at the upper end of the positioning rod (201), a nut seat (203) is arranged on the positioning plate (202), an adjusting screw rod (204) is fittingly installed on the nut seat (203), an adjusting handle (205) is correspondingly installed at the upper end of the adjusting screw rod (204) extending out of the upper portion of the nut seat (203), an upper limiting seat (206) and a lower limiting seat (207) are sequentially slidably installed on the positioning rod (201) between the positioning plate (202) and the upper machine plate (101) from top to bottom, go up spacing seat (206) with all be equipped with the correspondence on the spacing seat (207) down sliding sleeve (208) of locating lever (201), go up spacing seat (206) and offer the through-hole that is used for passing through accommodate the lead screw (204), it is used for fixing to offer on the sliding sleeve (208) lateral wall of spacing seat (206) the locating hole of locating lever (201) position, but locating hole threaded connection has fastening bolt, down spacing seat (207) offer with accommodate the lead screw (204) threaded connection's screw hole, go up spacing seat (206) with the same one side of spacing seat (207) is equipped with whole material seat (209) down, constitutes the feedstock channel who is used for passing through the section bar between whole material seat (209), and whole material groove (210) have been seted up to the relative inboard of whole material seat (209).

4. The metal profile molding machine according to claim 2, wherein the feeding mechanism comprises a plurality of fixed rollers and adjusting rollers arranged in pairs, a gap is formed between the fixed rollers and the adjusting rollers for passing through the profile, a feeding motor (312) for providing power for the fixed rollers and the adjusting rollers is arranged on the middle machine plate (102), the fixed rollers comprise fixed rotating shafts (301) rotatably arranged on the upper machine plate (101) and the middle machine plate (102), the upper parts of the fixed rotating shafts (301) penetrating through the upper machine plate (101) are sleeved with fixed rotating rollers (302), the lower parts of the fixed rotating shafts (301) penetrating through the middle machine plate (102) are provided with fixed gears (303), the upper machine plate (101) and the middle machine plate (102) are respectively provided with adjusting holes (304), sliding seats capable of moving left and right are slidably arranged at the adjusting holes (304), and the adjusting rollers are arranged on the sliding seats, the adjusting roller comprises an adjusting rotating shaft (305) rotatably installed on a sliding seat, an adjusting rotating roller (306) is sleeved on the upper portion of the adjusting rotating shaft (305) penetrating out of the sliding seat, a curved groove corresponding to a profile is formed in the side face of the adjusting rotating roller (306), a counter (308) or an adjusting gear (307) is sleeved on the lower portion of the adjusting rotating shaft (305) penetrating out of the sliding seat, the fixed gear (303) is meshed with the adjusting gear (307) for installation, the sliding seat comprises sliding plates (309) arranged in parallel in the vertical direction, a supporting plate is arranged between the sliding plates (309) and is slidably installed in a gap between an upper machine plate (101) and a middle machine plate (102), an adjusting plate (310) is arranged on the right side of the sliding seat, the adjusting plate (310) is connected with the end portion of the sliding seat through bolts, and the adjusting plate (310) can be slidably installed on the bolts, the bolt is sleeved with a compression spring (311), a distance adjusting bolt is connected to the top plate (313) in a threaded mode, the distance adjusting bolt penetrates out of the top plate (313) and extends leftwards, the distance adjusting bolt is rotatably connected with the adjusting plate (310), the distance adjusting bolt penetrates out of the middle machine plate (102), a power gear is arranged on a power output shaft of the feeding motor (312), a driven gear is arranged on a fixed rotating shaft (301) between the upper machine plate (101) and the middle machine plate (102), and the driven gear is meshed with the power gear and installed.

5. The metal profile molding machine as claimed in claim 4, wherein a material guiding component is arranged between the fixed roller and the adjusting roller, the material guiding component is arranged in the middle of the fixed roller and the adjusting roller, the material guiding component comprises a material guiding plate (314), the material guiding plate (314) is perpendicular to the upper machine plate (101), a material guiding groove for passing the profile is formed in the material guiding plate (314), the material guiding groove is arranged corresponding to a gap formed by the fixed roller and the adjusting roller, a fixing plate is arranged on the left side of the material guiding plate (314), the fixing plate is parallel to the upper machine plate (101), a fixing hole for fixing is formed in the fixing plate, and a fixing bolt fixedly connected with the upper machine plate (101) penetrates through the fixing hole.

6. The metal profile molding machine according to any one of claims 2 to 5, wherein the left curved roll comprises a left curved rotating shaft (401), a left curved rotating roll (402) is arranged at the upper end of the left curved rotating shaft (401), the lower end of the left curved rotating shaft (401) is connected with a steering connecting piece (403), the right curved roll comprises a right curved rotating shaft (404), a right curved rotating roll (405) is arranged at the upper end of the right curved rotating shaft (404), a curved groove corresponding to the profile is arranged on the side surface of the right curved rotating roll (405), the lower end of the right curved rotating shaft (404) is inserted into the mounting hole (413) of the steering gear, the upper end of the left curved rotating roll (402) extending out of the upper machine plate (101) is connected with the upper end of the right curved rotating roll (405) through a connecting plate (406), and the left curved rotating shaft (401) and the right curved rotating shaft (404) between the upper machine plate (101) and the lower machine plate (103) are connected through a connecting piece (407), the upper machine plate (101) is provided with a right curved arc slotted hole (408) corresponding to the left curved arc rotating shaft (401) and a left curved arc slotted hole (409) corresponding to the right curved arc rotating shaft (404), the left curved arc slotted hole (409) and the right curved arc slotted hole (408) are both semicircular, the center of a circle of the right curved arc slotted hole (408) is the center of a static right curved arc rotating shaft (404), the starting point of the right curved arc slotted hole (408) is the static left curved arc rotating shaft (401), the end point of the right curved arc slotted hole (408) is symmetrically arranged with the static left curved arc rotating shaft (401) relative to the right curved arc rotating shaft (404), the starting point of the left curved arc slotted hole (409) is the static right curved arc rotating shaft (404), the end point of the left curved arc slotted hole (409) is symmetrically arranged with the static right curved arc rotating shaft (404) relative to the center of the left curved arc rotating shaft (401), the crossing position of the right arc-shaped slotted hole (408) and the left arc-shaped slotted hole (409) is positioned in the feeding direction between the fixed rotating roller (302) and the adjusting rotating roller (306).

7. The metal profile molding machine according to claim 6, wherein a steering power gear engaged with the teeth of the steering gear is arranged on the power output shaft of the left-turn motor (410), the steering groove (412) extends from the center of the steering gear to the edge, the lower end of the stationary left-turn rotating shaft (401) is arranged corresponding to the center of the steering gear, the power output shaft of the right-turn motor (411) is arranged below the mounting hole (413), and the connecting line of the center of the power output shaft of the right-turn motor (411) and the center of the mounting hole (413) is perpendicular to the steering gear.