CN116351958B - Bending fixing device and method for metal pipe - Google Patents
Bending fixing device and method for metal pipe Download PDFInfo
- Publication number
- CN116351958B CN116351958B CN202310608290.7A CN202310608290A CN116351958B CN 116351958 B CN116351958 B CN 116351958B CN 202310608290 A CN202310608290 A CN 202310608290A CN 116351958 B CN116351958 B CN 116351958B
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- Prior art keywords
- piece
- bending
- square tube
- driving
- guide
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/14—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by turning devices, e.g. turn-tables
- B21D43/145—Turnover devices, i.e. by turning about a substantially horizontal axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of bending equipment, and provides a bending fixing device and method for a metal pipe, wherein the bending fixing device comprises a conveying mechanism, and a cutting mechanism, a turnover mechanism and a bending mechanism which are sequentially arranged along the conveying direction of the conveying mechanism, and the bending mechanism comprises: the supporting bench, the supporting bench is the same with tilting mechanism's height, first clamping piece sets up on the supporting bench, first clamping piece is used for pressing from both sides tight side pipe, guide bracket one end rotates and sets up on the supporting bench, guide bracket has first guide way, actuating mechanism slides and sets up in first guide way, bending wheel sets up on actuating mechanism, bending wheel and first clamping piece butt, bending wheel remove the back and side pipe butt, actuating mechanism is used for driving bending wheel and moves along side pipe, the hasp has a plurality of to place on the supporting bench, the second clamping piece, set up on the supporting bench, the second clamping piece is used for removing hasp and side pipe. Through above-mentioned technical scheme, the problem that manual bending efficiency is low when having solved square pipe among the prior art and bending.
Description
Technical Field
The invention relates to the technical field of bending equipment, in particular to a bending fixing device and method for a metal pipe.
Background
In the assembly process of equipment, the metal square tube is usually required to be bent and welded, then the parts are supported and fixed, and the metal square tube is usually required to be bent to different angles for different parts. However, when the existing square tube is bent, the square tube is firstly required to be cut according to the bending angle, then manually bent, and if the cutting angle is required to be adjusted, only the stamping tool can be replaced or new equipment can be purchased, so that the production cost of enterprises is increased. Meanwhile, the manual bending efficiency is low, and the bending quality is difficult to ensure.
Disclosure of Invention
The invention provides a bending fixing device and method for a metal pipe, which solve the problem of low manual bending efficiency when a square pipe is bent in the related art.
The technical scheme of the invention is as follows:
a bending fixture for a metal tube, comprising: conveying mechanism with follow conveying mechanism direction of delivery sets gradually cutting mechanism, tilting mechanism and mechanism of bending, the mechanism of bending includes:
the supporting table and the turnover mechanism are the same in height;
the first clamping piece is arranged on the supporting table and is used for clamping the square tube;
one end of the guide bracket is rotatably arranged on the supporting table, and the guide bracket is provided with a first guide groove;
the driving mechanism is arranged in the first guide groove in a sliding manner;
the bending wheel is arranged on the driving mechanism and is abutted with the first clamping piece, the bending wheel is abutted with the square tube after moving, and the driving mechanism is used for driving the bending wheel to move along the square tube;
the lock catches are arranged on the supporting table and used for fixing two ends of the square tube after being bent;
the second clamping piece is arranged on the supporting table and used for moving the lock catch and the square tube.
As a further technical solution, the driving mechanism includes:
the moving plate is arranged in the first guide groove in a sliding manner;
the first driving piece is arranged on the moving plate and is used for driving the bending wheel to rotate;
the two ends of the first elastic piece are respectively arranged on the guide bracket and the moving plate, and the first elastic piece is used for driving the moving plate to move towards one side close to the rotation center of the guide bracket.
As a further technical scheme, the side wall of the bending wheel is provided with a rubber sleeve, and one side of the bending wheel, which is far away from the guide bracket, is provided with a plurality of universal wheels.
As a further technical scheme, the cutting mechanism includes:
a support frame;
the support seat is arranged on the support frame in a sliding manner;
the adjusting piece is arranged on the supporting seat;
the first guide rod is arranged on the adjusting piece, and is horizontally arranged and perpendicular to the conveying direction of the conveying mechanism;
the first moving piece is arranged on the adjusting piece, and the moving direction of the first moving piece is parallel to the first guide rod;
the stamping knife is arranged on the first guide rod in a sliding manner, the first moving part is used for driving the stamping knife to move, and the adjusting part is used for adjusting the angle of the stamping knife;
the limiting piece is arranged on the supporting frame and is positioned below the stamping knife;
the first telescopic piece is arranged on the supporting frame and used for driving the supporting seat to move up and down.
As a further technical solution, the adjusting member includes:
the guide plate is arranged on the support seat and provided with an arc-shaped guide groove, and one end of the first guide rod is positioned in the arc-shaped guide groove;
the rotating plates are respectively positioned at two sides of the limiting piece, the rotating plates are respectively arranged on the guide plate and the supporting seat in a rotating mode, the first guide rod is arranged on the rotating plates, and the first moving piece is arranged on the rotating plates;
the second driving piece is arranged on the supporting seat and used for driving the rotating plate to rotate.
As a further technical solution, the limiting member includes:
the second telescopic piece is arranged on the supporting frame;
the third clamping piece is arranged on the second telescopic piece;
the third telescopic piece is arranged on the third clamping piece;
the telescopic rod is arranged on the third telescopic piece;
the limiting adjusting seats are arranged on the third clamping pieces, the third clamping pieces are used for driving the limiting adjusting seats to be close to or far away from each other, two ends of the telescopic rod are respectively connected with the limiting adjusting seats, and the third telescopic pieces are used for adjusting the angles of the limiting adjusting seats;
the support plate is arranged on the support frame and is positioned among the limiting adjusting seats, and the support plate is used for supporting the square tube.
As a further technical scheme, spacing regulation seat includes:
the mounting plate is arranged on the third clamping piece and is provided with a second guide groove;
the first connecting rods are provided with a plurality of connecting rods, the middle parts of the plurality of first connecting rods are mutually hinged, and the hinge points of the plurality of first connecting rods are rotatably arranged on the mounting plate;
the second connecting rods are provided with a plurality of second connecting rods, one ends of the second connecting rods are rotatably arranged at one end, far away from the cutting mechanism, of the first connecting rods, the second connecting rods correspond to the first connecting rods one by one, and the other ends of the second connecting rods are hinged with each other and connected with one end of the telescopic rod;
the adjusting plate is arranged at one end, close to the cutting mechanism, of the first connecting rod in a sliding mode, and the adjusting plate is used for enabling one sides, close to the square tubes, of the two first connecting rods to be located in the same plane.
As a further technical solution, the turnover mechanism includes:
the conveying table is provided with a plurality of conveying rollers;
the second guide rod is arranged on the conveying table and is parallel to the first guide rod;
the sliding seat is arranged on the second guide rod in a sliding manner;
the screw is rotatably arranged on the conveying table, and the sliding seat is sleeved on the screw;
one end of the connecting rod is rotatably arranged on the conveying table;
the two ends of the L-shaped plate are respectively rotatably arranged at the other ends of the sliding seat and the connecting rod;
the third driving piece is arranged on the conveying table and used for driving the sliding seat to move along the second guide rod.
As a further technical solution, the conveying mechanism includes:
a frame;
the second moving piece is arranged on the frame;
and the fourth clamping piece is arranged on the second moving piece and is used for clamping one end of the square pipe.
A method for fixing the bending of a metal tube, which uses a device for fixing the bending of the metal tube, comprises the following steps:
A. feeding: one end of a square tube is put on the supporting plate, the other end of the square tube is positioned on the conveying mechanism, and the conveying mechanism conveys the square tube to finish feeding through the limiting piece;
B. cutting: the method comprises the steps of sequentially adjusting the included angle of two limit adjusting seats and the angle of a stamping knife according to the bending angle, controlling the first telescopic piece to extend to drive the stamping knife to move downwards, moving the stamping knife to complete single-side cutting, continuously adjusting the angle of the stamping knife and moving the stamping knife to cut the other side of a square pipe, adjusting the angle of the stamping knife to restore the middle position after cutting on two sides is completed, transversely moving the stamping knife to take down cut waste, and repeating the processes in the feeding process to complete cutting of a plurality of bending positions;
C. turning: the cut square tube is conveyed to the upper part of the L-shaped plate, the sliding seat is moved to finish turning, one side of the square tube which is not cut is perpendicular to the supporting table, and the bending mechanism is convenient to bend;
D. bending: after the overturning is completed, the second clamping piece drives the square tube to move, the other end of the square tube is located in the first clamping piece, after the first clamping piece clamps the square tube, the driving mechanism drives the bending wheel to move along the side wall of the square tube, bending of the square tube is gradually completed, two ends of the lock catch are sequentially placed at two ends of the square tube, fixing of the square tube after bending is completed, the driving mechanism drives the bending wheel to move and reset along the side wall of the square tube, and the second clamping piece clamps the square tube to send the square tube to the next procedure.
The working principle and the beneficial effects of the invention are as follows:
in order to solve the problem of low manual bending efficiency when bending a square pipe in the related art, the invention provides the bending mechanism capable of bending the metal square pipe according to different bending angles, after the cut square pipe is turned in place through the turning mechanism, one end of the square pipe can be clamped by the first clamping piece to fix the square pipe, the bending wheel can move along the non-cut side of the square pipe, the driving mechanism also drives the bending wheel to move along the guide bracket while moving, the bending of the metal square pipe is completed in the process that the bending wheel is continuously close to the rotation center of the guide bracket without being limited by the bending angle, the two ends of the square pipe can be fixed through the lock catch after the bending wheel moves along the other end of the side wall of the square pipe, the square pipe can be kept in the bent shape, and the follow-up welding and fixing are convenient. When the metal pipe bending fixing device is used for bending a metal square pipe, the square pipe is firstly placed on the conveying mechanism, the bending position of the square pipe is subjected to cutting operation through the cutting mechanism when the cutting mechanism is used for cutting the square pipe, after all bending positions are cut, the square pipe can be turned over through the turning mechanism, the side wall of the square pipe which is not cut faces one side of the bending wheel, the second clamping piece clamps and moves the square pipe, the tail end of the square pipe is located in the first clamping piece, the driving mechanism is controlled to drive the bending wheel to move after the square pipe is clamped by the first clamping piece, the bending wheel can slide along the first guide groove of the guide bracket and be close to the rotating center of the guide bracket when moving along the side wall of the square pipe, when the bending wheel moves to the bending position of the square pipe, the bending wheel slides along the guide bracket to complete bending, after all bending is completed, the second clamping piece sequentially clamps the two ends of the lock catch and places the square pipe to complete the fixing of the square pipe, the square pipe is enabled to keep the bent shape, and subsequent welding is convenient. Wherein the hasp can be by magnet and elastic component constitution, and the second clamping piece of being convenient for presss from both sides tightly and places the hasp in the one end of side's pipe, under the effect of elastic component, the magnet at hasp both ends has the trend of being close to each other all the time, and is fixed convenient. After the square tube is fixed, the driving mechanism drives the bending wheel to reversely move along the side wall of the square tube for resetting, and finally the second clamping piece moves the bent square tube to the next working procedure.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of a part of the cutting mechanism according to the present invention;
FIG. 4 is a schematic view of a limiting member according to the present invention;
FIG. 5 is a schematic diagram of the turnover mechanism of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 1B according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 5C according to the present invention;
FIG. 8 is an enlarged schematic view of the structure of FIG. 1 at D according to the present invention;
in the figure: 1. the device comprises a cutting mechanism, a 3, a turnover mechanism, a 4, a bending mechanism, a 5, a supporting table, a 6, a first clamping piece, a 7, a guide bracket, a 8, a first guide slot, a 9, a driving mechanism, a 10, a bending wheel, a 11, a lock catch, a 12, a second clamping piece, a 13, a moving plate, a 14, a first driving piece, a 15, a first elastic piece, a 16, a supporting frame, a 17, a supporting seat, a 18, an adjusting piece, a 19, a first guide rod, a 20, a first moving piece, a 21, a punching knife, a 22, a limiting piece, a 23, a first telescopic piece, a 24, a guide plate, a 25, a rotating plate, a 26, a second driving piece, a 27, a second telescopic piece, a 28, a third clamping piece, a 29, a third telescopic piece, a 30, a telescopic rod, a 31, a limit adjusting seat, a 32, a supporting plate, a 33, a mounting plate, a 34, a first connecting rod, a 35, a second connecting rod, a 36, an adjusting plate, a 37, a conveying table, a 38, a second, a 39, a sliding seat, a 40, a screw, a 41, a connecting rod, a 42, a connecting rod, a 42, a L, a third telescopic piece, a 44, a frame, a fourth clamping piece and a fourth clamping piece.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-8, the present embodiment proposes
A bending fixture for a metal tube, comprising: conveying mechanism 1 and cutting mechanism 2, tilting mechanism 3 and the mechanism 4 of bending that set gradually along conveying mechanism direction of delivery, mechanism 4 of bending includes:
the supporting table 5, the supporting table 5 is the same as the turnover mechanism 3 in height;
the first clamping piece 6 is arranged on the supporting table 5, and the first clamping piece 6 is used for clamping the square tube;
a guide bracket 7, one end of which is rotatably arranged on the supporting table 5, wherein the guide bracket 7 is provided with a first guide groove 8;
a driving mechanism 9 slidably disposed in the first guide groove 8;
the bending wheel 10 is arranged on the driving mechanism 9, the bending wheel 10 is abutted against the first clamping piece 6, the bending wheel 10 is abutted against the square tube after moving, and the driving mechanism 9 is used for driving the bending wheel 10 to move along the square tube;
the lock catches 11 are arranged on the supporting table 5, and the lock catches 11 are used for fixing two ends of the square tube after being bent;
and the second clamping piece 12 is arranged on the supporting table 5, and the second clamping piece 12 is used for moving the lock catch 11 and the square tube.
In this embodiment, in order to solve the problem of low manual bending efficiency during bending of the square tube in the related art, a bending mechanism 4 is provided, which can bend the metal square tube according to different bending angles, after the cut square tube is turned in place by the turning mechanism 3, the first clamping piece 6 can clamp one end of the square tube to fix the square tube, the bending wheel 10 can move along the non-cut side of the square tube, while moving, the driving mechanism 9 also drives the bending wheel 10 to move along the guiding bracket 7, the bending of the metal square tube is completed in the process that the bending wheel 10 is continuously close to the rotation center of the guiding bracket 7, the bending angle is not limited, after the other end of the bending wheel 10 moving along the side wall of the square tube is completed, the fixing of the two ends of the square tube can be completed by the lock catch 11, so that the square tube maintains the bent shape, and the subsequent welding and fixing are convenient.
Specifically, when the metal pipe bending fixing device is used for bending a metal square pipe, firstly, the square pipe is placed on the conveying mechanism 1, the cutting operation of the square pipe is completed through the cutting mechanism 2 when the bending position of the square pipe passes through the cutting mechanism 2, after all bending positions are cut, the square pipe can be turned over through the turning mechanism 3, the side wall of the square pipe which is not cut faces one side of the bending wheel 10, the second clamping piece 12 clamps and moves the square pipe to enable the tail end of the square pipe to be positioned in the first clamping piece 6, after the first clamping piece 6 clamps the square pipe, the driving mechanism 9 is controlled to drive the bending wheel 10 to move, the bending wheel 10 can also slide along the first guide groove 8 of the guide bracket 7 and be close to the rotation center of the guide bracket 7 while moving along the side wall of the square pipe, when the bending wheel 10 moves to the bending position of the square pipe, the bending wheel 10 slides along the guide bracket 7 to complete bending, after all bending is completed, the second clamping piece 12 sequentially clamps the two ends of the lock catch 11 and places the two ends of the square pipe to complete the fixing of the square pipe, so that the square pipe can be kept in the shape after the square pipe, and subsequent welding is convenient. Wherein hasp 11 can be by magnet and elastic component constitution, and the second clamping piece of being convenient for 12 presss from both sides tightly and places hasp 11 in the one end of side pipe, under the effect of elastic component, the magnet at hasp 11 both ends has the trend of being close to each other all the time, and is fixed convenient. After the square tube is fixed, the driving mechanism 9 drives the bending wheel 10 to reversely move along the side wall of the square tube for resetting, and finally the second clamping piece 12 moves the bent square tube to the next working procedure.
Further, the driving mechanism 9 includes:
a moving plate 13 slidably disposed in the first guide groove 8;
the first driving piece 14 is arranged on the moving plate 13, and the first driving piece 14 is used for driving the bending wheel 10 to rotate;
the two ends of the first elastic piece 15 are respectively arranged on the guide bracket 7 and the moving plate 13, and the first elastic piece 15 is used for driving the moving plate 13 to move towards the side close to the rotation center of the guide bracket 7.
In this embodiment, when the bending operation is performed, the first driving member 14 may drive the bending wheel 10 to move along the side wall of the square tube, the first elastic member 15 always provides a force for pulling the moving plate 13 toward the rotation center of the guide bracket 7, and when the bending wheel 10 moves to the bending position that has been cut, the moving plate 13 moves toward the rotation center near the guide bracket 7 along the first guide groove 8 under the action of the first elastic member 15, so as to complete bending of the square tube.
Further, a rubber sleeve is arranged on the side wall of the bending wheel 10, and a plurality of universal wheels are arranged on the side, away from the guide bracket 7, of the bending wheel 10.
In this embodiment, in order to prevent the bending wheel 10 from slipping when moving along the side wall of the square tube, a rubber sleeve is provided on the side wall of the bending wheel 10. While also having universal wheels to assist in the stable movement of bending wheel 10.
Further, the cutting mechanism 2 includes:
a support frame 16;
a support base 17 slidably disposed on the support frame 16;
an adjusting member 18 provided on the support base 17;
the first guide rod 19 is arranged on the adjusting piece 18, and the first guide rod 19 is horizontally arranged and is perpendicular to the conveying direction of the conveying mechanism 1;
the first moving member 20 is arranged on the adjusting member 18, and the moving direction of the first moving member 20 is parallel to the first guide rod 19;
the punching cutter 21 is arranged on the first guide rod 19 in a sliding manner, the first moving part 20 is used for driving the punching cutter 21 to move, and the adjusting part 18 is used for adjusting the angle of the punching cutter 21;
the limiting piece 22 is arranged on the support frame 16, and the limiting piece 22 is positioned below the stamping knife 21;
the first telescopic member 23 is disposed on the support frame 16, and the first telescopic member 23 is used for driving the support seat 17 to move up and down.
In this embodiment, one end of the square tube is located on the limiting member 22, the conveying mechanism 1 conveys the square tube to pass through the limiting member 22, when moving to a bending position, firstly, the angle of the punching cutter is adjusted through the adjusting member 18 according to the bending angle, then the first telescopic member 23 drives the supporting seat 17 to drive the punching cutter 21 to approach and press into the square tube, after the punching cutter 21 moves down to a proper position, the punching cutter 21 is driven to slide along the first guide rod 19 by the first moving member 20, wherein two sides of the limiting member 22 are abutted with two side walls of the square tube, the punching cutter 21 can cut the square tube after moving the side walls of the square tube, after one-side cutting is completed, the punching cutter 21 is driven to reset by the first telescopic member 23 and the first moving member 20, and the angle of the punching cutter 21 is adjusted again by the adjusting member 18, so that the double-side cutting of the square tube can be completed by repeating the cutting process. After the two side edges are cut, the first telescopic piece 23 is controlled to be contracted to enable the punching cutter 21 to be located above the square tube, then the punching cutter 21 is enabled to be restored to the middle position through the adjusting piece 18, finally the punching cutter 21 is moved to one side of the square tube through the first moving piece 20, when the punching cutter 21 is moved to the height during cutting through the first telescopic piece 23, the punching cutter 21 is moved to the other side from one side of the square tube through the first moving piece 20, cut waste can be pushed out, and the cutting process of a bending part is completed.
Further, the regulating member 18 includes:
the guide plate 24 is arranged on the supporting seat 17, an arc-shaped guide groove is formed in the guide plate 24, and one end of the first guide rod 19 is positioned in the arc-shaped guide groove;
the rotating plates 25 are provided with a plurality of rotating plates 25, the rotating plates 25 are respectively positioned at two sides of the limiting piece 22, the rotating plates 25 are respectively arranged on the guide plate 24 and the supporting seat 17 in a rotating way, the first guide rod 19 is arranged on the rotating plates 25, and the first moving piece 20 is arranged on the rotating plates 25;
the second driving piece 26 is arranged on the supporting seat 17, and the second driving piece 26 is used for driving the rotating plate 25 to rotate.
In this embodiment, when the angle of the punching blade 21 needs to be adjusted, the second driving member 26 can drive the rotating plate 25 to rotate so as to adjust the deflection angle of the punching blade 21. Wherein the guide plate 24 and the second driving member 26 are located at two sides of the rotating plate 25, and when the rotating plate 25 near one side of the guide plate 24 rotates, the first guide rod 19 slides along the arc-shaped guide groove on the guide plate 24, so that the stability of the deflection angle of the rotating plate 25 can be further ensured.
Further, the stopper 22 includes:
a second telescopic member 27 provided on the support frame 16;
a third clamping member 28 provided on the second telescopic member 27;
a third telescopic member 29 provided on the third clamping member 28;
a telescopic rod 30 provided on the third telescopic member 29;
the limiting adjusting seats 31 are provided with a plurality of limiting adjusting seats 31, the limiting adjusting seats 31 are arranged on the third clamping piece 28, the third clamping piece 28 is used for driving the limiting adjusting seats 31 to be close to or far away from each other, two ends of the telescopic rod 30 are respectively connected with the limiting adjusting seats 31, and the third telescopic piece 29 is used for adjusting the angle of the limiting adjusting seats 31;
the backup pad 32 sets up on support frame 16, and backup pad 32 is located between a plurality of spacing regulation seats 31, and backup pad 32 is used for supporting the side pipe.
In this embodiment, when square tubes are cut, the square tubes are conveyed along the supporting plate 32 by the conveying mechanism 1, wherein the distance between the two limiting adjustment seats 31 can be adjusted by the third clamping piece 28, so that the limiting adjustment seats 31 are close to the square tubes but are not in contact with the square tubes, and play a supporting role when the punching cutter 21 cuts the square tubes while playing a guiding role, and the cutting is completed through the cooperation of the limiting adjustment seats 31 and the punching cutter 21. Wherein the opening angle of the limit adjusting seat 31 is adjusted by extending or shortening the third telescopic piece 29 so as to adapt to different angles during bending and cutting. The second telescopic member 27 can adjust the height of the limit adjusting seat 31 to enable the included angle of the limit adjusting seat to be always at the same height with the knife tip of the stamping knife 21 when transversely moving and cutting.
Further, the limit adjustment seat 31 includes:
the mounting plate 33 is arranged on the third clamping piece 28, and the mounting plate 33 is provided with a second guide groove;
the first connecting rods 34 are provided with a plurality of first connecting rods 34, the middle parts of the first connecting rods 34 are mutually hinged, and the hinge points of the first connecting rods 34 are rotatably arranged on the mounting plate 33;
the second connecting rods 35 are provided, one ends of the second connecting rods 35 are rotatably arranged at one end of the first connecting rod 34 far away from the cutting mechanism 2, the second connecting rods 35 are in one-to-one correspondence with the first connecting rod 34, and the other ends of the second connecting rods 35 are mutually hinged and connected with one end of the telescopic rod 30;
the adjusting plate 36 is slidably disposed at one end of the first connecting rod 34 close to the cutting mechanism 2, and the adjusting plate 36 is used for enabling one sides of the two first connecting rods 34 close to the square tube to be located in the same plane.
In this embodiment, the third telescopic member 29 is extended or shortened to drive one end of the second link 35 to slide along the second guide slot on the mounting plate 33 via the telescopic rod 30, and the second link 35 can drive the first link 34 to rotate, so as to adjust the included angle between the two first links 34 on the same side. After the two first connecting rods 34 on the same side are hinged together, a height difference exists on one side close to the square tube, in order to adjust the height difference, an adjusting plate 36 is arranged on one of the first connecting rods 34, and in order to adapt to different included angles, the adjusting plate 36 can slide on the first connecting rods 34. At the same time, in order to avoid interference between the adjusting plate 36 and the other first connecting rod 34 on the same side, the end of the adjusting plate 36 near the hinge point of the two first connecting rods 34 is provided with a notch.
Further, the tilting mechanism 3 includes:
a conveying table 37, wherein a plurality of conveying rollers are arranged on the conveying table 37;
the second guide rod 38 is arranged on the conveying table 37, and the second guide rod 38 is parallel to the first guide rod 19;
a sliding seat 39 slidably disposed on the second guide bar 38;
the screw 40 is rotatably arranged on the conveying table 37, and the sliding seat 39 is sleeved on the screw 40;
a connecting rod 41 having one end rotatably provided on the conveying table 37;
an L-shaped plate 42, both ends of which are rotatably provided at the other ends of the slide seat 39 and the connecting rod 41, respectively;
the third driving piece 43 is disposed on the conveying table 37, and the third driving piece 43 is used for driving the sliding seat 39 to move along the second guide rod 38.
In this embodiment, the notch is upward after the square tube is cut, which is inconvenient for subsequent bending operation, because the overturning mechanism 3 is provided to overturn the square tube, so that the uncut side of the square tube is perpendicular to the supporting table 5 and is close to the bending wheel 10. When the conveying table 37 finishes conveying the square tube to one side of the bending mechanism 4, the square tube is also positioned on the L-shaped plate 42, the sliding seat 39 can be driven to slide along the second guide rod 38 by driving the screw 40 to rotate through the third driving piece 43, meanwhile, the L-shaped plate 42 can be turned under the constraint of the connecting rod 41, and finally the square tube can be turned.
Further, the conveying mechanism 1 includes:
a frame 44;
a second moving member 45 disposed on the frame 44;
and a fourth clamping member 46 provided on the second moving member 45, the fourth clamping member 46 being for clamping one end of the square tube.
In this embodiment, in order to accurately convey the position of the square tube to be bent to the lower side of the punching blade 21 when the conveying mechanism 1 conveys the square tube, a fourth clamping member 46 is provided to clamp one end of the square tube, so that slipping of the square tube with respect to the frame 44 during conveying is avoided.
A method for fixing the bending of a metal tube, which uses a device for fixing the bending of the metal tube, comprises the following steps:
A. feeding: one end of a square tube is put on the supporting plate 32, the other end of the square tube is positioned on the conveying mechanism 1, and the conveying mechanism 1 conveys the square tube to finish feeding through the limiting piece 22;
B. cutting: the included angle of the two limiting adjusting seats 31 and the angle of the stamping knife 21 are sequentially adjusted according to the bending angle, the first telescopic piece 23 is controlled to extend to drive the stamping knife 21 to move downwards, the stamping knife 21 is moved to complete single-side cutting, the angle of the stamping knife 21 is continuously adjusted, the stamping knife 21 is moved to cut the other side of the square tube, after the cutting on two sides is completed, the angle of the stamping knife 21 is adjusted to enable the stamping knife to recover the middle position, the transverse moving stamping knife 21 takes down the cut waste, and the process is repeated in the feeding process, so that cutting of a plurality of bending positions is completed;
C. turning: the cut square tube is conveyed to the upper part of the L-shaped plate 42, and the sliding seat 39 is moved to finish turning, so that the side of the square tube which is not cut is vertical to the supporting table 5, and the bending mechanism 4 is convenient to bend;
D. bending: after the overturning is completed, the second clamping piece 12 drives the square tube to move, the other end of the square tube is located in the first clamping piece 6, after the first clamping piece 6 clamps the square tube, the driving mechanism 9 drives the bending wheel 10 to move along the side wall of the square tube, bending of the square tube is gradually completed, two ends of the lock catch 11 are sequentially placed at two ends of the square tube, fixing of the square tube after bending is completed, the driving mechanism 9 drives the bending wheel 10 to move and reset along the side wall of the square tube, and the second clamping piece 12 clamps the square tube to send the square tube to the next procedure.
In this embodiment, a method for bending and fixing a metal square tube by using a bending and fixing device for a metal tube is described, specifically, firstly, the square tube is conveyed to a limiting part 22 through a conveying mechanism 1 to finish feeding, and when a cutting mechanism 2 cuts the square tube, the angle of a stamping cutter 21 can be adjusted through an adjusting part 18, so that the square tube can be cut at different angles according to the bending angle, and after the cutting is finished, the square tube is turned over by a turning mechanism 3 to facilitate the bending mechanism 4 to bend the square tube. The driving mechanism 9 drives the bending wheel 10 to move along the side wall of the square tube, when the bending wheel 10 moves to the bending position, the driving mechanism 9 drives the bending wheel 10 to move towards the rotation center of the guide bracket 7 to finish bending, bending does not need to be performed manually, bending quality and efficiency are high, bending angle limitation is avoided, and equipment universality is high.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. A bending fixing device for a metal pipe, comprising: the cutting machine comprises a conveying mechanism (1), a cutting mechanism (2), a turnover mechanism (3) and a bending mechanism (4) which are sequentially arranged along the conveying direction of the conveying mechanism (1), wherein the bending mechanism (4) comprises a supporting table (5), a first clamping piece (6), a guide bracket (7), a driving mechanism (9), a bending wheel (10), a lock catch (11) and a second clamping piece (12), and the supporting table (5) and the turnover mechanism (3) are the same in height; the first clamping piece (6) is arranged on the supporting table (5), and the first clamping piece (6) is used for clamping the square tube; one end of a guide bracket (7) is rotatably arranged on the supporting table (5), and the guide bracket (7) is provided with a first guide groove (8); the driving mechanism (9) is arranged in the first guide groove (8) in a sliding way; the bending wheel (10) is arranged on the driving mechanism (9), the bending wheel (10) is abutted with the first clamping piece (6), the bending wheel (10) is abutted with the square tube after moving, and the driving mechanism (9) is used for driving the bending wheel (10) to rotate; the lock catches (11) are arranged on the supporting table (5), and the lock catches (11) are used for fixing two ends of the square tube; the second clamping piece (12) is arranged on the supporting table (5), and the second clamping piece (12) is used for moving the lock catch (11) and the square tube;
the driving mechanism (9) comprises a moving plate (13), a first driving piece (14) and a first elastic piece (15), and the moving plate (13) is arranged in the first guide groove (8) in a sliding manner; the first driving piece (14) is arranged on the moving plate (13), and the first driving piece (14) is used for driving the bending wheel (10) to rotate; two ends of a first elastic piece (15) are respectively arranged on the guide bracket (7) and the moving plate (13), and the first elastic piece (15) is used for driving the moving plate (13) to move towards one side close to the rotation center of the guide bracket (7);
the cutting mechanism (2) comprises a supporting frame (16), a supporting seat (17), an adjusting piece (18), a first guide rod (19), a first moving piece (20), a stamping knife (21), a limiting piece (22) and a first telescopic piece (23), wherein the supporting seat (17) is arranged on the supporting frame (16) in a sliding manner; the adjusting piece (18) is arranged on the supporting seat (17); the first guide rod (19) is arranged on the adjusting piece (18), and the first guide rod (19) is horizontally arranged and is perpendicular to the conveying direction of the conveying mechanism (1); the first moving part (20) is arranged on the adjusting part (18), and the moving direction of the first moving part (20) is parallel to the first guide rod (19); the stamping knife (21) is arranged on the first guide rod (19) in a sliding manner, the first moving part (20) is used for driving the stamping knife (21) to move, and the adjusting part (18) is used for adjusting the angle of the stamping knife (21); the limiting piece (22) is arranged on the supporting frame (16), and the limiting piece (22) is positioned below the stamping knife (21); the first telescopic piece (23) is arranged on the supporting frame (16), and the first telescopic piece (23) is used for driving the supporting seat (17) to move up and down;
the adjusting piece (18) comprises a guide plate (24), a rotating plate (25) and a second driving piece (26), the guide plate (24) is arranged on the supporting seat (17), an arc-shaped guide groove is formed in the guide plate (24), and one end of the first guide rod (19) is positioned in the arc-shaped guide groove; the rotating plates (25) are arranged on the two sides of the limiting piece (22) respectively, the rotating plates (25) are arranged on the guide plates (24) and the supporting seats (17) in a rotating mode respectively, the first guide rods (19) are arranged on the rotating plates (25), and the first moving piece (20) is arranged on the rotating plates (25); a second driving piece (26) is arranged on the supporting seat (17), and the second driving piece (26) is used for driving the rotating plate (25) to rotate;
the limiting piece (22) comprises a second telescopic piece (27), a third clamping piece (28), a third telescopic piece (29), a telescopic rod (30), a limiting adjusting seat (31) and a supporting plate (32), and the second telescopic piece (27) is arranged on the supporting frame (16); a third clamping member (28) is arranged on the second telescopic member (27); a third telescopic member (29) is arranged on the third clamping member (28); the telescopic rod (30) is arranged on the third telescopic piece (29); the limiting adjusting seats (31) are arranged in a plurality, the limiting adjusting seats (31) are arranged on the third clamping pieces (28), the third clamping pieces (28) are used for driving the limiting adjusting seats (31) to be close to or far away from each other, two ends of the telescopic rod (30) are respectively connected with the limiting adjusting seats (31), and the third telescopic pieces (29) are used for adjusting the angle of the limiting adjusting seats (31); the supporting plates (32) are arranged on the supporting frames (16), the supporting plates (32) are positioned among the limiting adjusting seats (31), and the supporting plates (32) are used for supporting square pipes;
the limiting adjusting seat (31) comprises an installing plate (33), a first connecting rod (34), a second connecting rod (35) and an adjusting plate (36), wherein the installing plate (33) is arranged on the third clamping piece (28), and the installing plate (33) is provided with a second guide groove; the first connecting rods (34) are provided with a plurality of first connecting rods (34), the middle parts of the plurality of first connecting rods (34) are hinged with each other, and the hinge points of the plurality of first connecting rods (34) are rotatably arranged on the mounting plate (33); the second connecting rods (35) are provided with a plurality of, one ends of the second connecting rods (35) are respectively and rotatably arranged at one end, far away from the cutting mechanism (2), of the first connecting rods (34), the second connecting rods (35) are in one-to-one correspondence with the first connecting rods (34), and the other ends of the second connecting rods (35) are mutually hinged and connected with one end of the telescopic rod (30); the adjusting plate (36) is slidably arranged at one end, close to the cutting mechanism (2), of the first connecting rods (34), and the adjusting plate (36) is used for enabling one sides, close to the square tubes, of the two first connecting rods (34) to be located in the same plane.
2. The bending fixing device of the metal pipe according to claim 1, wherein a rubber sleeve is arranged on the side wall of the bending wheel (10), and a plurality of universal wheels are arranged on the side, away from the guide bracket (7), of the bending wheel (10).
3. A bending fixing device for a metal tube according to claim 2, characterized in that the tilting mechanism (3) comprises:
a conveying table (37), wherein the conveying table (37) is provided with a plurality of conveying rollers;
a second guide bar (38) arranged on the conveying table (37), the second guide bar (38) being parallel to the first guide bar (19);
a sliding seat (39) which is arranged on the second guide rod (38) in a sliding manner;
the screw (40) is rotatably arranged on the conveying table (37), and the sliding seat (39) is sleeved on the screw (40);
a connecting rod (41), one end of which is rotatably arranged on the conveying table (37);
the two ends of the L-shaped plate (42) are respectively rotatably arranged at the other ends of the sliding seat (39) and the connecting rod (41);
and a third driving piece (43) arranged on the conveying table (37), wherein the third driving piece (43) is used for driving the sliding seat (39) to move along the second guide rod (38).
4. A bending fixing device for a metal tube according to claim 3, characterized in that the conveying means (1) comprises:
a frame (44);
a second moving member (45) provided on the frame (44);
and the fourth clamping piece (46) is arranged on the second moving piece (45), and the fourth clamping piece (46) is used for clamping one end of the square tube.
5. A method for fixing a metal pipe by bending, using a metal pipe bending fixing device according to claim 4, comprising the steps of:
A. feeding: one end of a square tube is put on the supporting plate (32), the other end of the square tube is positioned on the conveying mechanism (1), and the conveying mechanism (1) conveys the square tube to finish feeding through the limiting piece (22);
B. cutting: the included angle of the two limit adjusting seats (31) and the angle of the stamping knife (21) are sequentially adjusted according to the bending angle, the first telescopic piece (23) is controlled to extend to drive the stamping knife (21) to move downwards, the stamping knife (21) is moved to complete single-side cutting, the angle of the stamping knife (21) is continuously adjusted, the other side of the square tube is cut by the stamping knife (21) is moved, after cutting on two sides is completed, the angle of the stamping knife (21) is adjusted to enable the middle position of the square tube to be recovered, the stamping knife (21) is transversely moved to take down cut waste, and the process is repeated in the feeding process, so that cutting of a plurality of bending positions is completed;
C. turning: the cut square tube is conveyed to the upper part of the L-shaped plate (42), the sliding seat (39) is moved to finish turning, one side of the square tube which is not cut is perpendicular to the supporting table (5), and the bending mechanism (4) is convenient to bend;
D. bending: after the turning over is finished, the second clamping piece (12) drives the square tube to move, so that the other end of the square tube is located in the first clamping piece (6), after the first clamping piece (6) clamps the square tube, the driving mechanism (9) drives the bending wheel (10) to move along the side wall of the square tube, bending of the square tube is gradually finished, two ends of the lock catch (11) are sequentially placed at two ends of the square tube, fixing of the square tube after bending is finished, the driving mechanism (9) drives the bending wheel (10) to move and reset along the side wall of the square tube, and the second clamping piece (12) clamps the square tube to convey the square tube to the next procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310608290.7A CN116351958B (en) | 2023-05-27 | 2023-05-27 | Bending fixing device and method for metal pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310608290.7A CN116351958B (en) | 2023-05-27 | 2023-05-27 | Bending fixing device and method for metal pipe |
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| CN116351958A CN116351958A (en) | 2023-06-30 |
| CN116351958B true CN116351958B (en) | 2023-08-04 |
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| CN202310608290.7A Active CN116351958B (en) | 2023-05-27 | 2023-05-27 | Bending fixing device and method for metal pipe |
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| CN116351958A (en) | 2023-06-30 |
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