CN102615156A - Method for bending metal pipe as well as equipment for implementing method - Google Patents

Method for bending metal pipe as well as equipment for implementing method Download PDF

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Publication number
CN102615156A
CN102615156A CN2012100777124A CN201210077712A CN102615156A CN 102615156 A CN102615156 A CN 102615156A CN 2012100777124 A CN2012100777124 A CN 2012100777124A CN 201210077712 A CN201210077712 A CN 201210077712A CN 102615156 A CN102615156 A CN 102615156A
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CN
China
Prior art keywords
articulated
panel
board
groove
plate
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CN2012100777124A
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Chinese (zh)
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CN102615156B (en
Inventor
梁首强
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梁首强
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Priority to CN201210077712.4A priority Critical patent/CN102615156B/en
Publication of CN102615156A publication Critical patent/CN102615156A/en
Application granted granted Critical
Publication of CN102615156B publication Critical patent/CN102615156B/en

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Abstract

The invention discloses a method for bending a metal pipe. The method comprises the following steps: an upper mould is prepared and comprises a fixing board, a connecting piece and a mould head, and a first groove, which extends to the inner wall of the mould head and is used for performing the metal pipe bending operation, is formed in the lower surface of the mould head; a lower mould is prepared, a second groove is formed in the upper surface of each of a left articulation piece, a middle movement piece and a right articulation piece of the lower mould, and the three second grooves are linearly arranged and correspond to the first groove; and the lower mould is arranged below the upper mould, the metal pipe is arranged in the second grooves to be positioned, pressure output equipment is controlled to enable the upper mould to move downwards, and at the moment, the left end of the metal pipe is pressed upwards to be bent under the coordination of the left end of the first groove and the second groove on the left articulation piece, and the right end of the metal pipe is pressed upwards to be bent under the coordination of the right end of the first groove and the second groove on the right articulation piece. The invention further discloses a piece of equipment for implementing the method for bending the metal pipe.

Description

A kind of method of bending metals pipe and implement the equipment of this method
Technical field
The present invention relates to frying device, particularly a kind of method of bending metals pipe and a kind of equipment of implementing this method.
Background technology
In the modern society, metal tube is a kind of article that are in daily use, the member that is applied to carry liquid, gas usually or is used to carry out building structure.When using metal tube, need metal tube be carried out buckling work usually, the metal tube of bending is applied to the place of corner.The method of conventional bending metals pipe is, uses a simple mould, and an end of this metal tube is fixed, and the other end is fixed on the rotating device, rotates this transposition, thereby realizes the purpose with the metal tube bending.Simple, the operation easily of this method is the method for using often in the bending of carrying out the few metals pipe at present.But the method for this bending metals is accurate inadequately, and the angle that metal tube is crooked is difficult to control; And such bending metals pipe operation needs the personnel of operating means to have certain strength, and when carrying out large batch of metal tube buckling work, in order to raise the efficiency; Many device often need be set; Need more operating personnel to replace, and the crooked angle of metal tube is difficult to control, the quality instability.
Summary of the invention
The objective of the invention is to; A kind of method of bending metals pipe is provided, prepares a kind of equipment of bending metals pipe, thereby can realize carrying out quickly and efficiently the metal tube buckling work; Its efficient is high; Metal tube angle of bend behind the buckling work is accurate, and saving human cost that can be a large amount of, makes and applies.
The present invention also provides a kind of equipment of implementing the method for said bending metals pipe.
The present invention for realizing the technical scheme that above-mentioned purpose adopted is:
A kind of method of bending metals pipe, it may further comprise the steps:
(1) preparation one patrix; This patrix comprises a fixed head, a connection piece and a die head; This die head is fixed in the bottom of this fixed head through said connector; The lower surface of this die head is one by the arc-shaped curved surface of middle part to both sides tops arc transition, in the lower surface of this die head be provided with one extend to this die head sidewall first groove that is used to carry out the metal tube buckling work;
(2) preparation one counterdie; This counterdie comprises a base; Be provided with an elasticity bed die assembly in this base, this elasticity bed die assembly comprise one be articulated in the base left end left articulated elements, the middle moving member and that is arranged at the base centre position be articulated in the right articulated elements of base right-hand member, this left side articulated elements is to left part that should the die head lower surface; This centre moving member is to middle part that should the die head lower surface; This right side articulated elements is to right part that should the die head lower surface, and this left side articulated elements, middle moving member and right articulated elements are arranged in a linear, and the upper surface of this left side articulated elements, middle moving member and right articulated elements is in the same plane; On the upper surface of this left side articulated elements, middle moving member and right articulated elements, be respectively equipped with one second groove, these three second grooves are arranged in a linear and are corresponding with this first groove;
(3) this patrix is fixed on the output of downward setting of pressure output equipment, the lower surface of this patrix down;
(4) this counterdie is arranged at this patrix below; Said second groove be positioned at this first groove under, metal tube is placed in this second groove locatees, control said pressure output equipment; This patrix is moved down; After the middle part of this first groove touched metal tube, the middle moving member that the downward pressure of this patrix orders about in this elasticity bed die assembly moved down, and the left articulated elements of this elasticity bed die assembly clockwise rotates; The right articulated elements of this elasticity bed die assembly rotates counterclockwise; Said patrix continues to move downward, and stops operating up to this left side articulated elements, right articulated elements, at this moment; The cooperation of second groove of the left end of this metal tube on the left end of this first groove and this left side articulated elements pressed down upwards form crooked, the cooperation of second groove of the right-hand member of this metal tube on the right-hand member of this first groove and this right side articulated elements pressed down upwards formation bending.
In the said step (1); This die head is a left-right symmetric, and the middle part of its lower surface is a plane, and the left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining; Between this middle part and the left part, be arc transition between middle part and the right part; Angle between this left part, right part and the middle part is 41 °, and the cross section of said first groove is circular-arc, and the cross section of this second groove is circular-arc.
In the said step (2); Said base comprises a base plate, a front side board, a back side panel, a left plate and a right plate; This front side board, back side panel, left plate and right plate are fixed on and form opening cavity up on this base plate; Said elasticity bed die assembly is arranged in this cavity; The height of said left plate, right plate is lower than the height of this front side board, back side panel; The corresponding position of left side, right-hand part in this front side board, back side panel is provided with a hinge hole respectively, and opposite position is provided with two first vertical chutes and two second vertical chutes respectively on this front side board, back side panel, and said two first vertical chutes are arranged at the middle part of this front side board, back side panel; Wherein one second vertical chute is arranged between the hinge hole and one first vertical chute of left side, and another second vertical chute is arranged between the hinge hole and another first vertical chute of right-hand part.
In the said step (2); The middle part of this left side articulated elements is arranged at the hinge hole place of this front side board, back side panel left side rotationally through a bearing pin; The left end bottom of this left side articulated elements places the top of this left plate; The right part below of this left side articulated elements is provided with one first guide rod and one first elastic parts from top to bottom successively; The pig of this first guide rod and left articulated elements; The two ends of this first guide rod place this front side board, back side panel left side corresponding second vertical chute slidably, and these first elastic parts two ends contact with first guide rod, base plate respectively, and the right-hand member bottom of this right side articulated elements places the top of this right plate; The middle part of this right side articulated elements is arranged at the hinge hole place of this front side board, back side panel right-hand part rotationally through a bearing pin; The left part below of this right side articulated elements is provided with one second guide rod and one second elastic parts from top to bottom successively, the pig of this second guide rod and right articulated elements, and the two ends of this second guide rod place this front side board, back side panel right-hand part corresponding second vertical chute slidably; These second slide assemblies two ends contact with second guide rod, base plate respectively; Moving member is arranged between this left side articulated elements and the right articulated elements in the middle of said, and level is provided with two the 3rd guide rods on this centre moving member, and the two ends of these two the 3rd guide rods place corresponding one first vertical chute on said front side board, the back side panel respectively; The below of this centre moving member is provided with two the 3rd elastic parts, and the 3rd elastic parts two ends contact with bottom, the base plate of this centre moving member respectively.
Said first elastic parts, second elastic parts are identical with the 3rd elastic parts structure, and it comprises a upper end cover, a flexible member and a pedestal, and this pedestal is fixed on the base plate, and the two ends of this flexible member are fixedly connected with upper end cover, pedestal respectively;
The place, the lower right corner of said left articulated elements is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements is provided with an inclined-plane.
A kind of equipment of implementing the method for aforementioned bending metals pipe; It comprises a patrix and a counterdie; This counterdie is arranged at the below of this patrix, and this patrix comprises a fixed head, a connection piece and a die head, and this die head is fixed in the bottom of this fixed head through said connector; The lower surface of this die head is one by the arc-shaped curved surface of middle part to both sides tops arc transition, in the lower surface of this die head be provided with one extend to this die head sidewall first groove that is used to carry out the metal tube buckling work; This counterdie comprises a base; Be provided with an elasticity bed die assembly in this base; This elasticity bed die assembly comprise one be articulated in the base left end left articulated elements, the middle moving member and that is arranged at the base centre position be articulated in the right articulated elements of base right-hand member; This left side articulated elements is to left part that should the die head lower surface, and this centre moving member is to middle part that should the die head lower surface, and this right side articulated elements is to right part that should the die head lower surface; This left side articulated elements, middle moving member and right articulated elements are arranged in a linear; The upper surface of this left side articulated elements, middle moving member and right articulated elements is in the same plane, on the upper surface of this left side articulated elements, middle moving member and right articulated elements, is respectively equipped with one second groove, and these three second grooves are arranged in a linear and are corresponding with this first groove.
This die head is a left-right symmetric; The middle part of its lower surface is a plane; The left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining, and between this middle part and the left part, be arc transition between middle part and the right part, the angle between this left part, right part and the middle part is 41 °; The cross section of said first groove is circular-arc, and the cross section of this second groove is circular-arc.
Said base comprises a base plate, a front side board, a back side panel, a left plate and a right plate; This front side board, back side panel, left plate and right plate are fixed on and form opening cavity up on this base plate; Said elasticity bed die assembly is arranged in this cavity; The height of said left plate, right plate is lower than the height of this front side board, back side panel; The corresponding position of left side, right-hand part in this front side board, back side panel is provided with a hinge hole respectively; Opposite position is provided with two first vertical chutes and two second vertical chutes respectively on this front side board, back side panel; Said two first vertical chutes are arranged at the middle part of this front side board, back side panel, and wherein one second vertical chute is arranged between the hinge hole and one first vertical chute of left side, and another second vertical chute is arranged between the hinge hole and another first vertical chute of right-hand part.
The middle part of this left side articulated elements is arranged at the hinge hole place of this front side board, back side panel left side rotationally through a bearing pin; The left end bottom of this left side articulated elements places the top of this left plate; The right part below of this left side articulated elements is provided with one first guide rod and one first elastic parts from top to bottom successively; The pig of this first guide rod and left articulated elements; The two ends of this first guide rod place this front side board, back side panel left side corresponding second vertical chute slidably, and these first elastic parts two ends contact with first guide rod, base plate respectively, and the right-hand member bottom of this right side articulated elements places the top of this right plate; The middle part of this right side articulated elements is arranged at the hinge hole place of this front side board, back side panel right-hand part rotationally through a bearing pin; The left part below of this right side articulated elements is provided with one second guide rod and one second elastic parts from top to bottom successively, the pig of this second guide rod and right articulated elements, and the two ends of this second guide rod place this front side board, back side panel right-hand part corresponding second vertical chute slidably; These second slide assemblies two ends contact with second guide rod, base plate respectively; Moving member is arranged between this left side articulated elements and the right articulated elements in the middle of said, and level is provided with two the 3rd guide rods on this centre moving member, and the two ends of these two the 3rd guide rods place corresponding one first vertical chute on said front side board, the back side panel respectively; The below of this centre moving member is provided with two the 3rd elastic parts, and the 3rd elastic parts two ends contact with bottom, the base plate of this centre moving member respectively.
Said first elastic parts, second elastic parts are identical with the 3rd elastic parts structure, and it comprises a upper end cover, a flexible member and a pedestal, and this pedestal is fixed on the base plate, and the two ends of this flexible member are fixedly connected with upper end cover, pedestal respectively;
The place, the lower right corner of said left articulated elements is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements is provided with an inclined-plane.
Beneficial effect of the present invention is: through the use of the inventive method, prepare a kind of equipment of bending metals pipe, this device structure is simple; Processing ease; Thereby can realize carrying out quickly and efficiently the metal tube buckling work, its efficient is high, and the metal tube angle of bend behind the buckling work is accurate; And saving human cost that can be a large amount of makes and applies.
Below in conjunction with accompanying drawing and embodiment, the present invention is further specified.
Description of drawings
Fig. 1 is structural representation Fig. 1 of the present invention;
Fig. 2 is structural representation Fig. 2 of the present invention;
Fig. 3 is the left view of Fig. 1.
The specific embodiment
Embodiment: see Fig. 1 to Fig. 3; Structural representation when wherein Fig. 1 is for the metal tube of upper mould contact in the present device on being positioned over counterdie; Fig. 2 is that patrix has pressed down the structural representation when putting in place in the present device, the method for a kind of bending metals pipe of the present invention, and it may further comprise the steps:
(1) preparation one patrix 1; This patrix 1 comprises a fixed head 11, a connection piece 12 and a die head 13; This die head 13 is fixed in the bottom of this fixed head 11 through said connector 12; The lower surface of this die head 13 is one by the arc-shaped curved surface 14 of middle part to both sides tops arc transition, in the lower surface of this die head 13 be provided with one extend to these die head 13 sidewalls first groove 15 that is used to carry out the metal tube buckling work;
(2) preparation one counterdie 2; This counterdie 2 comprises a base; Be provided with an elasticity bed die assembly in this base; This elasticity bed die assembly comprise one be articulated in the base left end left articulated elements 21, the middle moving member 22 and that is arranged at the base centre position be articulated in the right articulated elements 23 of base right-hand member; 21 pairs of this left side articulated elements should die head 13 lower surfaces left part, the middle part that 22 pairs of this centre moving members should die head 13 lower surfaces, the right part that 23 pairs of this right side articulated elements should die head 13 lower surfaces; This left side articulated elements 21, middle moving member 22 and right articulated elements 23 are arranged in a linear; The upper surface of this left side articulated elements 21, middle moving member 22 and right articulated elements 23 is in the same plane, on the upper surface of this left side articulated elements 21, middle moving member 22 and right articulated elements 23, is respectively equipped with one second groove 24, and these three second grooves 24 are arranged in a linear and are corresponding with this first groove 15;
(3) this patrix 1 is fixed on the output of downward setting of pressure output equipment, the lower surface of this patrix 1 down;
(4) this counterdie 2 is arranged at this patrix 1 below; Said second groove 24 be positioned at this first groove 15 under, metal tube is placed in this second groove 24 location, control said pressure output equipment; This patrix 1 is moved down; After the middle part of this first groove 15 touched metal tube, the middle moving member 22 that this patrix 1 downward pressure orders about in this elasticity bed die assembly moved down, and the left articulated elements 21 of this elasticity bed die assembly clockwise rotates; The right articulated elements 23 of this elasticity bed die assembly rotates counterclockwise; Said patrix 1 continues to move downward, and stops operating up to this left side articulated elements 21, right articulated elements 23, at this moment; The cooperation of second groove 24 of the left end of this metal tube on the left end of this first groove 15 and this left side articulated elements 21 pressed down upwards form crooked, the cooperation of second groove 24 of the right-hand member of this metal tube on the right-hand member of this first groove 15 and this right side articulated elements 23 pressed down upwards formation bending.
In the said step (1); This die head 13 is a left-right symmetric, and the middle part of its lower surface is a plane, and the left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining; Between this middle part and the left part, be arc transition between middle part and the right part; Angle between this left part, right part and the middle part is 41 °, and the cross section of said first groove 15 is circular-arc, and the cross section of this second groove 24 is circular-arc.
In the said step (2); Said base comprises a base plate 25, a front side board 26, a back side panel 27, a left plate 28 and a right plate 29; This front side board 26, back side panel 27, left plate 28 and right plate 29 are fixed on and form opening cavity up on this base plate 25; Said elasticity bed die assembly is arranged in this cavity; The height of said left plate 28, right plate 29 is lower than the height of this front side board 26, back side panel 27; In this front side board 26, the left side of back side panel 27, the corresponding position of right-hand part one hinge hole 30 is set respectively, opposite position is provided with two first vertical chutes 31 and two second vertical chutes 32 respectively on this front side board 26, back side panel 27, and said two first vertical chutes 31 are arranged at the middle part of this front side board 26, back side panel 27; Wherein one second vertical chute 32 is arranged between the hinge hole 30 and one first vertical chute 31 of left side, and another second vertical chute 32 is arranged between the hinge hole 30 and another first vertical chute 31 of right-hand part.
In the said step (2); The middle part of this left side articulated elements 21 is arranged at hinge hole 30 places of this front side board 26, back side panel 27 left sides rotationally through a bearing pin 33; The left end bottom of this left side articulated elements 21 places the top of this left plate 28; The right part below of this left side articulated elements 21 is provided with one first guide rod 34 and one first elastic parts 35 from top to bottom successively; The pig of this first guide rod 34 and left articulated elements 21; The two ends of this first guide rod 34 place this front side board 26, back side panel 27 left sides corresponding second vertical chute 32 slidably; These first elastic parts, 35 two ends contact with first guide rod 34, base plate 25 respectively; The right-hand member of this right side articulated elements 23 bottom places the top of this right plate 29, and the middle part of this right side articulated elements 23 is arranged at hinge hole 30 places of this front side board 26, back side panel 27 right-hand parts rotationally through a bearing pin 33, and the left part below of this right side articulated elements 23 is provided with one second guide rod 36 and one second elastic parts 37 from top to bottom successively; The pig of this second guide rod 36 and right articulated elements 23; The two ends of this second guide rod 36 place this front side board 26, back side panel 27 right-hand parts corresponding second vertical chute 32 slidably, and these second slide assemblies two ends contact with second guide rod 36, base plate 25 respectively, said in the middle of moving member 22 be arranged between this left side articulated elements 21 and the right articulated elements 23; Level is provided with two the 3rd guide rods 38 on this centre moving member 22; The two ends of these two the 3rd guide rods 38 place corresponding one first vertical chute 31 on said front side board 26, the back side panel 27 respectively, and the below of this centre moving member 22 is provided with two the 3rd elastic parts, 39, the three elastic parts, 39 two ends and contacts with bottom, the base plate 25 of this centre moving member 22 respectively.
Said first elastic parts 35, second elastic parts 37 are identical with the 3rd elastic parts 39 structures; It comprises a upper end cover 351, a flexible member 352 and a pedestal 353; This pedestal 353 is fixed on the base plate 25, and the two ends of this flexible member 352 are fixedly connected with upper end cover 351, pedestal 353 respectively;
The place, the lower right corner of said left articulated elements 21 is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements 23 is provided with an inclined-plane.
A kind of equipment of implementing the method for aforementioned bending metals pipe; It comprises a patrix 1 and a counterdie 2; This counterdie 2 is arranged at the below of this patrix 1; This patrix 1 comprises a fixed head 11, a connection piece 12 and a die head 13; This die head 13 is fixed in the bottom of this fixed head 11 through said connector 12, and the lower surface of this die head 13 is one by the arc-shaped curved surface 14 of middle part to top, both sides arc transition, in the lower surface of this die head 13 be provided with one extend to these die head 13 sidewalls first groove 15 that is used to carry out the metal tube buckling work; This counterdie 2 comprises a base; Be provided with an elasticity bed die assembly in this base; This elasticity bed die assembly comprise one be articulated in the base left end left articulated elements 21, the middle moving member 22 and that is arranged at the base centre position be articulated in the right articulated elements 23 of base right-hand member; 21 pairs of this left side articulated elements should die head 13 lower surfaces left part; 22 pairs of this centre moving members should die head 13 lower surfaces the middle part; 23 pairs of this right side articulated elements should die head 13 lower surfaces right part, this left side articulated elements 21, middle moving member 22 and right articulated elements 23 are arranged in a linear, the upper surface of this left side articulated elements 21, middle moving member 22 and right articulated elements 23 is in the same plane; On the upper surface of this left side articulated elements 21, middle moving member 22 and right articulated elements 23, be respectively equipped with one second groove 24, these three second grooves 24 are arranged in a linear and are corresponding with this first groove 15.
This die head 13 is a left-right symmetric; The middle part of its lower surface is a plane; The left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining, and between this middle part and the left part, be arc transition between middle part and the right part, the angle between this left part, right part and the middle part is 41 °; The cross section of said first groove 15 is circular-arc, and the cross section of this second groove 24 is circular-arc.
Said base comprises a base plate 25, a front side board 26, a back side panel 27, a left plate 28 and a right plate 29; This front side board 26, back side panel 27, left plate 28 and right plate 29 are fixed on and form opening cavity up on this base plate 25; Said elasticity bed die assembly is arranged in this cavity; The height of said left plate 28, right plate 29 is lower than the height of this front side board 26, back side panel 27; In this front side board 26, the left side of back side panel 27, the corresponding position of right-hand part one hinge hole 30 is set respectively; Opposite position is provided with two first vertical chutes 31 and two second vertical chutes 32 respectively on this front side board 26, back side panel 27; Said two first vertical chutes 31 are arranged at the middle part of this front side board 26, back side panel 27, and wherein one second vertical chute 32 is arranged between the hinge hole 30 and one first vertical chute 31 of left side, and another second vertical chute 32 is arranged between the hinge hole 30 and another first vertical chute 31 of right-hand part.
The middle part of this left side articulated elements 21 is arranged at hinge hole 30 places of this front side board 26, back side panel 27 left sides rotationally through a bearing pin 33; The left end bottom of this left side articulated elements 21 places the top of this left plate 28; The right part below of this left side articulated elements 21 is provided with one first guide rod 34 and one first elastic parts 35 from top to bottom successively; The pig of this first guide rod 34 and left articulated elements 21; The two ends of this first guide rod 34 place this front side board 26, back side panel 27 left sides corresponding second vertical chute 32 slidably; These first elastic parts, 35 two ends contact with first guide rod 34, base plate 25 respectively; The right-hand member of this right side articulated elements 23 bottom places the top of this right plate 29, and the middle part of this right side articulated elements 23 is arranged at hinge hole 30 places of this front side board 26, back side panel 27 right-hand parts rotationally through a bearing pin 33, and the left part below of this right side articulated elements 23 is provided with one second guide rod 36 and one second elastic parts 37 from top to bottom successively; The pig of this second guide rod 36 and right articulated elements 23; The two ends of this second guide rod 36 place this front side board 26, back side panel 27 right-hand parts corresponding second vertical chute 32 slidably, and these second slide assemblies two ends contact with second guide rod 36, base plate 25 respectively, said in the middle of moving member 22 be arranged between this left side articulated elements 21 and the right articulated elements 23; Level is provided with two the 3rd guide rods 38 on this centre moving member 22; The two ends of these two the 3rd guide rods 38 place corresponding one first vertical chute 31 on said front side board 26, the back side panel 27 respectively, and the below of this centre moving member 22 is provided with two the 3rd elastic parts, 39, the three elastic parts, 39 two ends and contacts with bottom, the base plate 25 of this centre moving member 22 respectively.
Said first elastic parts 35, second elastic parts 37 are identical with the 3rd elastic parts 39 structures; It comprises a upper end cover 351, a flexible member 352 and a pedestal 353; This pedestal 353 is fixed on the base plate 25, and the two ends of this flexible member 352 are fixedly connected with upper end cover 351, pedestal 353 respectively;
The place, the lower right corner of said left articulated elements 21 is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements 23 is provided with an inclined-plane.
When using the inventive method with equipment, the metal tube that needs bending two ends is put on said second groove 24 locatees, with patrix 1 be fixed to counterdie 2 directly over; First groove 15 is over against second groove 24; Patrix 1 presses down, and the middle part of first groove 15 touches metal tube earlier, and counterdie 2 continues to press down; Middle movable block moves down; Left side articulated elements 21 clockwise rotates, and right articulated elements 23 rotates counterclockwise, and stops operating up to this left side articulated elements 21, right articulated elements 23; This moment metal tube the cooperation of second groove 24 of left end on the left end of this first groove 15 and this left side articulated elements 21 pressed down upwards form crooked, the cooperation of second groove 24 of the right-hand member of this metal tube on the right-hand member of this first groove 15 and this right side articulated elements 23 pressed down upwards formation bending.After the buckling work of a metal tube was accomplished, patrix moved up, and the elasticity bed die assembly on this counterdie is homing under the elastic force effect of first elastic parts 35, second elastic parts 37 and the 3rd elastic parts 39.
In other embodiments, the angle between left part, right part and the middle part on the die head lower surface can be wanted crooked angle initialization according to metal tube.
Through the use of the inventive method, prepare a kind of equipment of bending metals pipe, this device structure is simple; Processing ease; Thereby can realize carrying out quickly and efficiently the metal tube buckling work, its efficient is high, and the metal tube angle of bend behind the buckling work is accurate; And saving human cost that can be a large amount of makes and applies.
Of the embodiment of the invention, with the method for other bending metals pipes of the same or similar structure of the present invention and implement the equipment of this method, all in protection domain of the present invention.

Claims (10)

1. the method for a bending metals pipe, it is characterized in that: it may further comprise the steps:
(1) preparation one patrix; This patrix comprises a fixed head, a connection piece and a die head; This die head is fixed in the bottom of this fixed head through said connector; The lower surface of this die head is one by the arc-shaped curved surface of middle part to both sides tops arc transition, in the lower surface of this die head be provided with one extend to this die head sidewall first groove that is used to carry out the metal tube buckling work;
(2) preparation one counterdie; This counterdie comprises a base; Be provided with an elasticity bed die assembly in this base, this elasticity bed die assembly comprise one be articulated in the base left end left articulated elements, the middle moving member and that is arranged at the base centre position be articulated in the right articulated elements of base right-hand member, this left side articulated elements is to left part that should the die head lower surface; This centre moving member is to middle part that should the die head lower surface; This right side articulated elements is to right part that should the die head lower surface, and this left side articulated elements, middle moving member and right articulated elements are arranged in a linear, and the upper surface of this left side articulated elements, middle moving member and right articulated elements is in the same plane; On the upper surface of this left side articulated elements, middle moving member and right articulated elements, be respectively equipped with one second groove, these three second grooves are arranged in a linear and are corresponding with this first groove;
(3) this patrix is fixed on the output of downward setting of pressure output equipment, the lower surface of this patrix down;
(4) this counterdie is arranged at this patrix below; Said second groove be positioned at this first groove under, metal tube is placed in this second groove locatees, control said pressure output equipment; This patrix is moved down; After the middle part of this first groove touched metal tube, the middle moving member that the downward pressure of this patrix orders about in this elasticity bed die assembly moved down, and the left articulated elements of this elasticity bed die assembly clockwise rotates; The right articulated elements of this elasticity bed die assembly rotates counterclockwise; Said patrix continues to move downward, and stops operating up to this left side articulated elements, right articulated elements, at this moment; The cooperation of second groove of the left end of this metal tube on the left end of this first groove and this left side articulated elements pressed down upwards form crooked, the cooperation of second groove of the right-hand member of this metal tube on the right-hand member of this first groove and this right side articulated elements pressed down upwards formation bending.
2. according to the method for the said bending metals pipe of claim 1, it is characterized in that, in the said step (1); This die head is a left-right symmetric, and the middle part of its lower surface is a plane, and the left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining; Between this middle part and the left part, be arc transition between middle part and the right part; Angle between this left part, right part and the middle part is 41 °, and the cross section of said first groove is circular-arc, and the cross section of this second groove is circular-arc.
3. according to the method for claim 1 or 2 said bending metals pipes; It is characterized in that; In the said step (2); Said base comprises a base plate, a front side board, a back side panel, a left plate and a right plate, and this front side board, back side panel, left plate and right plate are fixed on and form opening cavity up on this base plate, and said elasticity bed die assembly is arranged in this cavity; The height of said left plate, right plate is lower than the height of this front side board, back side panel; The corresponding position of left side, right-hand part in this front side board, back side panel is provided with a hinge hole respectively, and opposite position is provided with two first vertical chutes and two second vertical chutes respectively on this front side board, back side panel, and said two first vertical chutes are arranged at the middle part of this front side board, back side panel; Wherein one second vertical chute is arranged between the hinge hole and one first vertical chute of left side, and another second vertical chute is arranged between the hinge hole and another first vertical chute of right-hand part.
4. according to the method for the said bending metals pipe of claim 3; It is characterized in that; In the said step (2); The middle part of this left side articulated elements is arranged at the hinge hole place of this front side board, back side panel left side rotationally through a bearing pin, and the left end bottom of this left side articulated elements places the top of this left plate, and the right part below of this left side articulated elements is provided with one first guide rod and one first elastic parts from top to bottom successively; The pig of this first guide rod and left articulated elements; The two ends of this first guide rod place this front side board, back side panel left side corresponding second vertical chute slidably, and these first elastic parts two ends contact with first guide rod, base plate respectively, and the right-hand member bottom of this right side articulated elements places the top of this right plate; The middle part of this right side articulated elements is arranged at the hinge hole place of this front side board, back side panel right-hand part rotationally through a bearing pin; The left part below of this right side articulated elements is provided with one second guide rod and one second elastic parts from top to bottom successively, the pig of this second guide rod and right articulated elements, and the two ends of this second guide rod place this front side board, back side panel right-hand part corresponding second vertical chute slidably; These second slide assemblies two ends contact with second guide rod, base plate respectively; Moving member is arranged between this left side articulated elements and the right articulated elements in the middle of said, and level is provided with two the 3rd guide rods on this centre moving member, and the two ends of these two the 3rd guide rods place corresponding one first vertical chute on said front side board, the back side panel respectively; The below of this centre moving member is provided with two the 3rd elastic parts, and the 3rd elastic parts two ends contact with bottom, the base plate of this centre moving member respectively.
5. according to the method for the said bending metals pipe of claim 4; It is characterized in that; Said first elastic parts, second elastic parts are identical with the 3rd elastic parts structure; It comprises a upper end cover, a flexible member and a pedestal, and this pedestal is fixed on the base plate, and the two ends of this flexible member are fixedly connected with upper end cover, pedestal respectively;
The place, the lower right corner of said left articulated elements is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements is provided with an inclined-plane.
6. equipment of implementing the method for the said bending metals pipe of claim 1; It is characterized in that: it comprises a patrix and a counterdie; This counterdie is arranged at the below of this patrix; This patrix comprises a fixed head, a connection piece and a die head; This die head is fixed in the bottom of this fixed head through said connector, and the lower surface of this die head is one by the arc-shaped curved surface of middle part to top, both sides arc transition, in the lower surface of this die head be provided with one extend to this die head sidewall first groove that is used to carry out the metal tube buckling work; This counterdie comprises a base; Be provided with an elasticity bed die assembly in this base; This elasticity bed die assembly comprise one be articulated in the base left end left articulated elements, the middle moving member and that is arranged at the base centre position be articulated in the right articulated elements of base right-hand member; This left side articulated elements is to left part that should the die head lower surface, and this centre moving member is to middle part that should the die head lower surface, and this right side articulated elements is to right part that should the die head lower surface; This left side articulated elements, middle moving member and right articulated elements are arranged in a linear; The upper surface of this left side articulated elements, middle moving member and right articulated elements is in the same plane, on the upper surface of this left side articulated elements, middle moving member and right articulated elements, is respectively equipped with one second groove, and these three second grooves are arranged in a linear and are corresponding with this first groove.
7. equipment according to claim 6 is characterized in that, this die head is a left-right symmetric; The middle part of its lower surface is a plane; The left part of this lower surface and right part are one from bottom to top and the inclined-plane of outward inclining, and between this middle part and the left part, be arc transition between middle part and the right part, the angle between this left part, right part and the middle part is 41 °; The cross section of said first groove is circular-arc, and the cross section of this second groove is circular-arc.
8. according to claim 6 or 7 described equipment; It is characterized in that; Said base comprises a base plate, a front side board, a back side panel, a left plate and a right plate; This front side board, back side panel, left plate and right plate are fixed on and form opening cavity up on this base plate; Said elasticity bed die assembly is arranged in this cavity, and the height of said left plate, right plate is lower than the height of this front side board, back side panel, in the corresponding position of left side, right-hand part of this front side board, back side panel one hinge hole is set respectively; Opposite position is provided with two first vertical chutes and two second vertical chutes respectively on this front side board, back side panel; Said two first vertical chutes are arranged at the middle part of this front side board, back side panel, and wherein one second vertical chute is arranged between the hinge hole and one first vertical chute of left side, and another second vertical chute is arranged between the hinge hole and another first vertical chute of right-hand part.
9. equipment according to claim 8; It is characterized in that; The middle part of this left side articulated elements is arranged at the hinge hole place of this front side board, back side panel left side rotationally through a bearing pin; The left end bottom of this left side articulated elements places the top of this left plate; The right part below of this left side articulated elements is provided with one first guide rod and one first elastic parts from top to bottom successively, the pig of this first guide rod and left articulated elements, and the two ends of this first guide rod place this front side board, back side panel left side corresponding second vertical chute slidably; These first elastic parts two ends contact with first guide rod, base plate respectively; The right-hand member of this right side articulated elements bottom places the top of this right plate, and the middle part of this right side articulated elements is arranged at the hinge hole place of this front side board, back side panel right-hand part rotationally through a bearing pin, and the left part below of this right side articulated elements is provided with one second guide rod and one second elastic parts from top to bottom successively; The pig of this second guide rod and right articulated elements; The two ends of this second guide rod place this front side board, back side panel right-hand part corresponding second vertical chute slidably, and these second slide assemblies two ends contact with second guide rod, base plate respectively, and said middle moving member is arranged between this left side articulated elements and the right articulated elements; Level is provided with two the 3rd guide rods on this centre moving member; The two ends of these two the 3rd guide rods place corresponding one first vertical chute on said front side board, the back side panel respectively, and the below of this centre moving member is provided with two the 3rd elastic parts, and the 3rd elastic parts two ends contact with bottom, the base plate of this centre moving member respectively.
10. equipment according to claim 9; It is characterized in that; Said first elastic parts, second elastic parts are identical with the 3rd elastic parts structure; It comprises a upper end cover, a flexible member and a pedestal, and this pedestal is fixed on the base plate, and the two ends of this flexible member are fixedly connected with upper end cover, pedestal respectively;
The place, the lower right corner of said left articulated elements is provided with an inclined-plane, and the lower right-hand corner of this right side articulated elements is provided with an inclined-plane.
CN201210077712.4A 2012-03-21 2012-03-21 Method for bending metal pipe as well as equipment for implementing method CN102615156B (en)

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Cited By (8)

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Publication number Priority date Publication date Assignee Title
CN103128172A (en) * 2013-02-26 2013-06-05 中山市大雅五金制品有限公司 Swing block die for handle machining
CN103143638A (en) * 2013-02-26 2013-06-12 中山市大雅五金制品有限公司 Processing method for forming pull handle
CN103212636A (en) * 2013-04-19 2013-07-24 杨媛媛 Mould for electric bicycle camber beam
CN103978106A (en) * 2014-05-12 2014-08-13 苏州新协力特种工业模板有限公司 Elbow pipe forming die
CN104190793A (en) * 2014-07-17 2014-12-10 柳州市楷都汽车零部件有限公司 Pipe bending die and bent pipe pressing method
CN106001381A (en) * 2014-12-01 2016-10-12 温州科腾紧固件有限公司 Manufacturing technology of bend expansion bolt
CN106111758A (en) * 2016-08-23 2016-11-16 苏州飞拓精密模具有限公司 A kind of askew pipe turnover panel shaped device
CN107186015A (en) * 2017-06-23 2017-09-22 芜湖市泰能电热器具有限公司 A kind of C-shaped aluminum pipe bend pipe shaping apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103128172A (en) * 2013-02-26 2013-06-05 中山市大雅五金制品有限公司 Swing block die for handle machining
CN103143638A (en) * 2013-02-26 2013-06-12 中山市大雅五金制品有限公司 Processing method for forming pull handle
CN103212636A (en) * 2013-04-19 2013-07-24 杨媛媛 Mould for electric bicycle camber beam
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CN106111758A (en) * 2016-08-23 2016-11-16 苏州飞拓精密模具有限公司 A kind of askew pipe turnover panel shaped device
CN107186015A (en) * 2017-06-23 2017-09-22 芜湖市泰能电热器具有限公司 A kind of C-shaped aluminum pipe bend pipe shaping apparatus
CN107186015B (en) * 2017-06-23 2018-12-11 芜湖市泰能电热器具有限公司 A kind of C-shaped aluminum pipe bend pipe shaping apparatus

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