CN115570393A - Pipe forming device, pipe assembling device, pipe forming method and pipe assembling method - Google Patents

Pipe forming device, pipe assembling device, pipe forming method and pipe assembling method Download PDF

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Publication number
CN115570393A
CN115570393A CN202211372061.1A CN202211372061A CN115570393A CN 115570393 A CN115570393 A CN 115570393A CN 202211372061 A CN202211372061 A CN 202211372061A CN 115570393 A CN115570393 A CN 115570393A
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CN
China
Prior art keywords
pipe
pressure head
forming
hydraulic
face
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Pending
Application number
CN202211372061.1A
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Chinese (zh)
Inventor
梁永杰
金季靖
秦小梅
吕爱龙
沈红兵
黄志若
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Rifeng New Material Co ltd
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Rifeng New Material Co ltd
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Application filed by Rifeng New Material Co ltd filed Critical Rifeng New Material Co ltd
Priority to CN202211372061.1A priority Critical patent/CN115570393A/en
Publication of CN115570393A publication Critical patent/CN115570393A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/16—Heating or cooling
    • 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing
    • B21D41/045—Closing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P25/00—Auxiliary treatment of workpieces, before or during machining operations, to facilitate the action of the tool or the attainment of a desired final condition of the work, e.g. relief of internal stress
    • B23P25/003—Auxiliary treatment of workpieces, before or during machining operations, to facilitate the action of the tool or the attainment of a desired final condition of the work, e.g. relief of internal stress immediately preceding a cutting tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0042—Devices for removing chips
    • B23Q11/005—Devices for removing chips by blowing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Forging (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

A forming device, an assembling device, a forming method and an assembling method of a pipe belong to the field of plastic forming; a molding apparatus, comprising: a pipe wall processing part and an end processing part; when the pressure head sub-plates are in a separated state, the end heating column penetrates through the pressure head through hole and then extends into the end part of the pipe; a plurality of pressure heads divide the board to paste under tight state, and the second pipeline supporting part is used for driving the one end of tubular product to press to the pressure head groove, makes tubular product seal the shaping in the one end that stretches into the pressure head groove. The assembling device is combined with the circumferential pressing device and the forming device; the forming method comprises the steps of forming a bullet head structure and a supporting platform structure; and the assembly method is characterized in that the pipe formed by the assembly device is embedded in the metal pipe. This scheme carries out contour machining to tubular product through pipe wall processing portion and tip processing portion, can adjust a plurality of pressure heads and divide board to separation state and paste tight state, has solved the loaded down with trivial details and complicated problem of tubular product shaping step among the prior art, has improved the fashioned efficiency of tubular product.

Description

Pipe forming device, pipe assembling device, pipe forming method and pipe assembling method
Technical Field
The invention belongs to the field of plastic molding, and particularly relates to a pipe molding device, an assembling device, a molding method and an assembling method thereof.
Background
The existing pipe processing device has multiple steps of drilling and port forming and splitting, the pipe processing step is complex, and multiple repeated steps of impurity removal, heating, drilling, forming and the like are needed, so that the pipe has multiple times of transfer, long processing time and is not beneficial to the pipe processing efficiency; and the processing steps and the required equipment are more, which also causes high possibility of occurrence of inferior products. Meanwhile, the equipment cost of the processing device for the pipe is high, different equipment may be required for different steps, and the production cost of enterprises is not facilitated.
Disclosure of Invention
The invention aims to provide a pipe forming device which is used for forming a pipe through a pipe wall processing part and an end part processing part, can adjust a plurality of pressure head sub-plates to be in a separated state and a close state, and is convenient for adjusting an end part heating column to enter the pipe and seal and form one end part of the pipe.
The invention also provides an assembly device of the pipe, which is combined with the forming device of the pipe to embed the pipe into the metal pipe.
The invention also provides a forming method of the pipe, which is used for forming the bullet head structure and the supporting platform structure on the pipe by combining the forming device.
The invention also provides an assembly method of the pipe, which is used for embedding the pipe formed by the assembly device into the metal pipe.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pipe forming apparatus, comprising: a pipe wall processing part and an end processing part;
the pipe wall processing part is used for processing holes on the side wall of the pipe;
the end portion processing portion includes: a second pipeline supporting part, an end part former and an end part heating column;
the second pipeline supporting part is used for fixing the pipe transferred from the pipe wall processing part; the end former includes: a pressure head plate and a forming driver;
the plurality of pressure head sub-plates are distributed annularly, and the inner rings of the pressure head sub-plates form pressure head passing openings in a separated state; the forming driver drives the inner rings of the pressure head sub-plates to move towards the direction of the pressure head passing opening, so that the inner rings of the pressure head sub-plates are close to each other in a tight state and form pressure head grooves with gradually reduced inner diameters;
when the pressure head sub-plates are in a separated state, the end heating column penetrates through the pressure head passing port and then extends into the end of the pipe, and the end heating column is used for heating the pipe wall of the pipe;
the second pipeline supporting part is used for driving one end of the pipe to press the pressure head groove, so that the pipe is sealed and formed at one end extending into the pressure head groove.
Preferably, the pipe wall processing part includes: the first pipeline supporting part, the pipe wall heating column and the pipe wall drill bit;
the first pipeline supporting part is used for fixing a pipe; the pipe wall heating column can be extended and retracted in a resetting way, and is used for axially extending one end into the pipe and heating the pipe wall of the pipe; the pipe wall drill bits are distributed on the side of the moving direction of the pipe wall heating column and used for processing holes in the wall surface of the pipe.
More preferably, the pipe wall processed portion includes: a blowing mechanism;
the end heating column is of a through structure; the two end heating columns respectively extend into two ends of the pipe; one end of one end heating column is communicated with the air outlet end of the blowing mechanism, and the other end of the end heating column is used for extending into one end of the pipe;
one end of the other end heating column is used for extending into the other end of the pipe, and the inner side of the other end of the end heating column is communicated with the outer side.
More preferably, the pipe wall processing portion includes: an angle driver;
the output end of the angle driver is connected to the pipe wall heating column and used for driving the pipe wall heating column to rotate.
Preferably, the end former comprises: a molding round shell, a molding cover and a return spring;
the forming round shell is provided with a forming round groove; the plurality of pressure head sub-plates are circumferentially distributed in the forming circular groove around the pressure head passing port as a circle center; one end of the return spring is connected with the pressure head sub-plate, and the other end of the return spring is connected with the inner wall of the forming circular groove; the pressure head sub-plate is provided with a driven inclined plane; the forming cover is provided with a driving inclined plane; the forming cover can be reset and movably covered to the notch of the forming circular groove, and the driving inclined plane is attached to the driven inclined plane; the driving inclined plane drives the driven inclined plane to move towards the direction of the pressure head passing opening, so that one end of each pressure head sub-plate forms the pressure head groove in a tight attaching state.
Preferably, the method further comprises the following steps: a material conveying part;
the pipe wall processing part and the end processing part are sequentially arranged along the conveying direction of the pipe;
the pipe wall processing portion includes: a first pipe support; the first pipeline supporting part is used for fixing a pipe;
the material conveying part comprises: the material conveying device comprises a material conveying inclined plate, a material conveying bracket, a material conveying mechanical arm and a material blocking lifter;
the material conveying bracket is provided with a support opening for placing a pipe; the material conveying inclined plate is obliquely arranged, and the lower end of the material conveying inclined plate is aligned to the support opening; the output end of the material blocking lifter can movably approach and depart from the material conveying inclined plate; when the output end of the material blocking lifter is close to the material conveying inclined plate, the pipe is limited on the material conveying inclined plate; when the output end of the material blocking lifter is far away from the material conveying inclined plate, the material conveying inclined plate guides the pipe to the support opening; the material conveying manipulator is used for sequentially transferring the pipe to the first pipeline supporting part and the second pipeline supporting part from the support opening.
Preferably, the end processing part includes: an end face former;
the end face former is positioned at one end of the pipe, and the end face former is positioned at the other end of the pipe;
the end face former includes: the end face pressing male clamp, the end face pressing female clamp and the end face pressing head are arranged on the shell;
the end surface pressing male clamp and the end surface pressing female clamp can movably lean against each other, and an end surface forming opening for containing a pipe is formed between the end surface pressing male clamp and the end surface pressing female clamp; an end surface step is arranged at the pipe orifice of the pipe at one end of the end surface forming orifice; and the end face pressure head moves to be aligned with the end face forming opening in a straight line, and presses the pipe orifice of the pipe on the end face step, so that the pipe orifice of the pipe is sealed according to the shape of the end face forming opening.
An apparatus for assembling a pipe, comprising: a circumferential compactor and the pipe forming device;
the circumferential impactor comprises: the hydraulic pressure divides board, hydraulic pressure frame and hydraulic drive;
the hydraulic sub-plates are distributed around the circle center of the hydraulic frame in a surrounding manner, and a hydraulic port for accommodating a metal pipe is arranged at the circle center;
when two adjacent hydraulic sub-plates are spaced, the inner diameter of the hydraulic port is the largest;
when the hydraulic driver drives the hydraulic sub-plates to be sequentially attached into a whole in a resettable manner, the inner diameter of the hydraulic port is the smallest, and the metal pipe is fixed by the hydraulic port; the hydraulic pressure divides the board to be equipped with hydraulic pressure bump in hydraulic pressure mouth.
A method for forming a pipe comprises the following steps:
(S1): the pipe wall heating columns respectively extend into two ends of the pipe and heat the side wall of the pipe; the pipe wall drill bit extends into the pipe, and holes are drilled in the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column at one end of the pipe, and blowing out impurities to the pipe wall heating column at the other end of the pipe;
(S2): the end part heating column extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates move to be tightly attached to a whole to form a pressure head groove; driving the first end of the pipe to press to the pressure head groove, sealing the pipe orifice of the first end of the pipe, and forming according to the texture in the pressure head groove;
(S3): the end face forming port limits the second end of the pipe; the end part heating column extends into the second end of the pipe to heat the second end of the pipe; the end face pressure head moves to be aligned with the end face forming port, the end face pressure head presses the pipe orifice of the second end of the pipe to the end face step, the pipe orifice of the second end of the pipe is sealed and processed, and the pipe orifice is formed according to the shape of the end face forming port.
A method of assembling a pipe comprising the steps of:
(D1) The method comprises the following steps The pipe wall heating columns respectively extend into two ends of the pipe and heat the side wall of the pipe; the pipe wall drill bit extends into the pipe and drills a hole on the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column at one end of the pipe, and blowing out impurities to the pipe wall heating column at the other end of the pipe;
(D2) The method comprises the following steps The end heating column extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates move to be tightly attached to a whole to form a pressure head groove; driving the first end of the pipe to press to the pressure head groove, sealing the pipe orifice of the first end of the pipe, and forming according to the texture in the pressure head groove;
(D3) The method comprises the following steps Placing a metal pipe in a hydraulic port of a circumferential compactor, and placing a pipe in the metal pipe; starting a hydraulic driver, driving a plurality of hydraulic sub-plates to be attached, reducing the inner diameter of a hydraulic port, and pressing the metal pipe through the hydraulic salient points; the side wall of the metal pipe is recessed inwards to form a raised head, and the pipe is pressed tightly through the raised head.
The technical scheme provided by the invention can have the following beneficial effects:
this scheme provides a forming device of tubular product, and it carries out contour machining to tubular product through pipe wall processing portion and tip processing portion, can adjust a plurality of pressure heads and divide the board to the separation state and paste tight state, is convenient for adjust the shaping of sealing that tip heating post got into tubular product and tubular product self tip, has solved the loaded down with trivial details and complicated problem of tubular product shaping step among the prior art, has improved the fashioned efficiency of tubular product.
Drawings
FIG. 1 is a schematic view of the structure of one embodiment of a molding apparatus;
FIG. 2 is a schematic view of a construction of one embodiment of a tube wall finish and an end finish;
FIG. 3 is a schematic structural view of one embodiment of an end former;
FIG. 4 is a schematic view of one embodiment of the tube extending into the indenter groove;
FIG. 5 is a schematic view of one embodiment of the tube after it has been processed through the end former and the end face former;
FIG. 6 is a schematic cross-sectional view of one embodiment of a molded cover;
FIG. 7 is a schematic structural view of one embodiment of an end face former;
FIG. 8 is a schematic view of one embodiment of a circumferential impactor loosening metallic tube;
FIG. 9 is a schematic view of one embodiment of a circumferential impactor gripping a metal tube;
FIG. 10 is an enlarged view of a portion of FIG. 2 at A;
FIG. 11 is an enlarged view of a portion of FIG. 3 at B;
FIG. 12 is an enlarged partial view at C of FIG. 4;
fig. 13 is an enlarged partial view of fig. 8 at D.
Wherein:
a pipe wall processing part 1 and an end processing part 2; a material conveying part 3; a circumferential impactor 4; a tube 9; a metal pipe 8;
a first pipeline supporting part 11, a pipe wall heating column 12 and a pipe wall drill bit 13; a blowing mechanism 14; an angle driver 15;
a second pipe support part 21, an end former 22, an end heating column 23; an end face former 24;
a forming driver 220, a pressure head separating plate 221, a forming round shell 222, a forming cover 223 and a return spring 224; a guide rod 227; a ram pass-through port 228; a head groove 229; a guide hole 2231; a drive ramp 2232;
a male end surface pressing clamp 241, a female end surface pressing clamp 242 and an end surface pressing head 243; an end face forming port 240; an end step 244;
the shaped circular groove 2221; driven ramp 2211;
a material conveying inclined plate 31, a material conveying bracket 32, a material conveying manipulator 33 and a material blocking lifter 34; a cradle 321;
a hydraulic sub plate 41 and a hydraulic frame 42; a hydraulic port 43; hydraulic bumps 44.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The technical solution of the present solution is further explained by the following embodiments with reference to the accompanying drawings.
A tubing forming apparatus comprising: a pipe wall processing part 1 and an end processing part 2;
the pipe wall processing part 1 is used for processing holes on the side wall of the pipe 9;
the end-worked portion 2 includes: a second pipe support part 21, an end former 22, and an end heating column 23;
the second pipe supporting part 21 is used for fixing the pipe transferred from the pipe wall processing part 1; the end former 22 comprises: a ram stripping plate 221 and a form driver 220;
the plurality of pressure head sub-plates 221 are distributed annularly, and the inner rings of the pressure head sub-plates 221 form pressure head passing openings 228 in a separated state; the forming driver 220 drives the inner rings of the pressure head sub-plates 221 to move towards the pressure head passing opening 228, so that the inner rings of the pressure head sub-plates 221 are close to each other in a close state and form pressure head grooves 229 with gradually reduced inner diameters;
in the separated state of the pressure head sub-plates 221, the end heating columns 23 penetrate through the pressure head passing openings 228 and then extend into the ends of the pipes, and the end heating columns 23 are used for heating the pipe walls of the pipes;
when the plurality of pressure head sub-plates 221 are in a close state, the second pipeline supporting part 21 is used for driving one end of the pipe to press towards the pressure head groove 229, so that the end of the pipe extending into the pressure head groove 229 is sealed and formed.
This scheme provides a forming device of tubular product, and it carries out contour machining to tubular product through pipe wall processing portion 1 and tip processing portion 2, can adjust a plurality of pressure heads and divide board 221 to the detached state and paste tight state, is convenient for adjust tip heating post 23 and gets into the shaping of sealing of tubular product and tubular product self tip, has solved the loaded down with trivial details and complicated problem of tubular product shaping step among the prior art, has improved the fashioned efficiency of tubular product.
Specifically, as shown in fig. 1 and 2, the pipe wall processing portion 1 is used for hole processing on the side wall of the pipe, which may be replaced by a known drilling mechanism; when the pipe wall processing part 1 completes hole processing, the pipe can be transferred to the end processing part 2; the pipe is placed in the second pipe support portion 21; the pressure head sub-plates 221 are in a separated state, gaps are formed among the pressure head sub-plates 221, and a pressure head passing opening 228 is formed at one end of the inner ring of the pressure head sub-plate 221, as shown in fig. 3; at this time, the end heating column 23 may penetrate through the pressure head passage 228 and then extend into the end of the tube to heat the end of the tube for subsequent processing; thereafter, the forming driver 220 drives the plurality of ram segments 221 to move in the direction of the ram passage opening 228, and the diameter of the ram passage opening 228 becomes smaller; one end of each of the plurality of indenter sub-plates 221 abuts to form an inwardly concave indenter groove 229, as shown in fig. 4; thereafter, only the second pipeline supporting part 21 is driven to move, so as to drive the pipe to move towards the direction of the pressure head groove 229, as shown in fig. 4; one end of the pipe abuts against the inner wall of the head groove 229, which is easy to machine since it has been heated by the end heating column 23; the shape of the pressure head groove 229 can be designed according to the processing requirement of the pipe, the caliber of the pressure head groove 229 is gradually reduced from outside to inside, when one end of the pipe extends into the pressure head groove 229, the inner wall of the pressure head groove 229 gradually tightens one end of the pipe, namely, one end of the pipe is guided to be tightened towards the middle shaft, and one end of the pipe forms a bullet structure 91; also, a recess or projection may be formed in the inner wall of the indenter 229 to provide a specific feature, such as a rib 93, on the outside of the tube end.
The forming driver 220 may be a known mechanism having a driving function, for example, in one embodiment, the forming driver 220 is an air cylinder which drives the ram sub-plate 221 to move towards the ram passage opening 228; for example, in one embodiment, the forming driver 220 is an endless belt, and the plurality of ram segments 221 are positioned within the endless belt to tighten the inner diameter of the endless belt, thereby controlling the ram segments 221 to move between the disengaged position and the engaged position.
The movement of the second pipe support 21 may be achieved by a known driving mechanism, such as a conveyor belt, a transfer car, or a combination of a motor and a screw.
Preferably, the pipe wall processed portion 1 includes: a first pipeline supporting part 11, a pipe wall heating column 12 and a pipe wall drill bit 13;
the first pipeline supporting part 11 is used for fixing a pipe; the pipe wall heating column 12 can be extended and retracted in a resetting manner, and the pipe wall heating column 12 is used for axially extending one end into the pipe and heating the pipe wall of the pipe; the pipe wall drill bits 13 are distributed on the side of the moving direction of the pipe wall heating column 12, and the pipe wall drill bits 13 are used for processing holes in the wall surface of the pipe.
As shown in fig. 1 and 2, the pipe is previously placed on the first pipe support 11 and then transferred from the first pipe support 11 to the second pipe support 21; the pipe wall heating column 12 can extend into the pipe to heat the position of the drilled hole of the pipe. The pipe wall drill 13 performs hole processing on the wall surface of the pipe to form a water inlet hole or a water outlet hole or other functional holes on the side wall of the pipe.
The movement of the first line support 11 can be achieved by known drive mechanisms, such as a conveyor belt, a transfer car, or a combination of a motor and a screw.
More preferably, the pipe wall processed part 1 includes: a blowing mechanism 14;
the end heating column 23 is of a through structure; the two end heating columns 23 respectively extend into two ends of the pipe; one end of one of the end heating columns 23 is communicated with the air outlet end of the blowing mechanism 14, and the other end of the end heating column 23 is used for extending into one end of the pipe;
one end of the other end heating column 23 is used for extending into the other end of the pipe, and the inner side of the other end of the end heating column 23 is communicated with the outer side.
During the drilling process, part of the scraps can enter the interior of the pipe through the drilled hole, so that the end heating columns 23 can be extended into the interior of the pipe before and after the drilling; before and after drilling, the end heating column 23 extends into the pipe, so that the pipe can be heated on one hand, and the blowing mechanism 14 can be started on the other hand; as shown in fig. 2, the blowing mechanism 14 outputs an air flow to the end heating column 23 of the through-center structure, so that the waste chips are output from the end heating column 23 at one end of the pipe through the space between the two ends of the pipe, and then are output from the end heating column 23 at the other end of the pipe, thereby realizing the function of discharging the waste chips. The blowing mechanism 14 is a mechanism known to have an output airflow, such as a blower.
Preferably, the pipe wall processed part 1 includes: an angle driver 15;
the output end of the angle driver 15 is connected to the tube wall heating column 12 and is used for driving the tube wall heating column 12 to rotate.
As shown in fig. 2, the output end of the angle driver 15 can be rotated to drive the tube wall heating cylinder 12 to rotate; the pipe wall drill 13 performs hole machining on the pipe wall of the pipe, specifically, performs hole drilling along the length direction of the pipe; when the pipe wall heating column 12 extends into the pipe, the first pipeline supporting part 11 can be loosened to clamp the pipe, the pipe wall heating column 12 rotates to drive the pipe to rotate, an original processed hole deviates from the pipe wall drill bit 13, and the pipe wall drill bit 13 can be used for drilling other positions of the pipe, so that the drilling processing at multiple positions of a pipe body in the pipe is realized; meanwhile, because the pipe wall heating column 12 has a heating function, the pipe can be heated for a period of time slightly by the pipe wall heating column 12, so that the pipe is slightly adhered to the pipe wall heating column 12, and the pipe wall heating column 12 and the pipe can rotate synchronously.
Wherein, angle driver 15 can drive through the hold-in range, installs action wheel 151 at angle driver 15's output, and pipe wall heating post 12 coaxial arrangement is from driving wheel 152, and hold-in range 153 is with action wheel and follow driving wheel synchronous connection, and then realizes the rotation of pipe wall heating post 12.
Preferably, the end former 22 comprises: a shaped shell 222, a shaped cover 223, and a return spring 224;
the forming round shell 222 is provided with a forming round slot 2221; the plurality of pressure head sub-plates 221 are circumferentially distributed in the forming circular groove 2221 around the pressure head passing port 228 as a circle center; one end of the return spring 224 is connected to the pressure head sub-plate 221, and the other end is connected to the inner wall of the forming circular groove 2221; the pressing head sub-plate 221 is provided with a driven inclined plane 2211; the forming cover 223 is provided with a driving inclined plane 2232; the forming cover 223 can be reset and movably covered on the notch of the forming circular groove 2221, and the driving inclined surface 2232 is attached to the driven inclined surface 2211; the driving slope 2232 drives the driven slope 2211 to move towards the indenter passage 228, so that one end of the indenter sub-plates 221 forms the indenter groove 229 in a close contact state.
For the driving portion of the pressing head plate 221, in one embodiment, the forming cover 223 can be movably covered on the forming circular shell 222, i.e. the forming cover 223 can be close to and far away from the forming circular shell 222; therefore, in the moving process of the forming cover 223, the driving inclined plane 2232 of the forming cover 223 can cling to the driven inclined plane 2211, and when the forming cover 223 approaches the forming round shell 222, the driving inclined plane 2232 drives the driven inclined plane 2211 to move, so that the pressing head dividing plate 221 is driven to move towards the pressing head passing opening 228, and the return spring 224 is gradually compressed until the inner diameter of the pressing head passing opening 228 gradually disappears; when the inner rings of the plurality of pressure head division plates 221 abut against each other, pressure head grooves 229 are finally formed; since one end of the return spring 224 is connected to the pressing head split plate 221 and the other end is connected to the inner wall of the forming circular groove 2221, the return spring 224 is in a compressed state, and when the forming cover 223 is returned to be away from the forming circular shell 222, the pressing head split plates 221 are automatically returned along with the elastic recovery of the return spring 224. Thereby, the pressing head minute plate 221 can realize automatic switching between the separation state and the close state.
The relative movement between the forming cover 223 and the forming shell 222 can be realized by a known mechanism with a driving function, such as an air cylinder, a moving trolley, a conveyor belt, or a combination of a motor and a screw rod, and it is only necessary to connect the mechanism with the forming cover 223 and/or the forming shell 222 to realize the linear movement thereof. For example, in the figure, the forming cap 223 is driven to move linearly by a cylinder. Meanwhile, in order to realize that the forming cover 223 and the forming round shell 222 can realize relative linear movement, a guide hole 2231 may be provided between the forming cover 223 and the forming round shell 222, and a guide rod 227 may be coaxially installed in the guide holes 2231 of the forming cover 223 and the forming round shell 222.
Preferably, the method further comprises the following steps: a material conveying part 3;
the pipe wall processing part 1 and the end processing part 2 are sequentially arranged along the conveying direction of the pipe;
the pipe wall processing portion 1 includes: a first pipe support 11; the first pipeline supporting part 11 is used for fixing a pipe;
the material conveying part 3 comprises: a material conveying inclined plate 31, a material conveying bracket 32, a material conveying mechanical arm 33 and a material blocking lifter 34;
the material conveying bracket 32 is provided with a support port 321 for placing a pipe; the material conveying inclined plate 31 is obliquely arranged, and the lower end of the material conveying inclined plate is aligned with the support port 321; the output end of the material blocking lifter 34 can movably approach and depart from the material conveying inclined plate 31; when the output end of the material blocking lifter 34 is close to the material conveying inclined plate 31, the pipe is limited on the material conveying inclined plate 31; when the output end of the material blocking lifter 34 is far away from the material conveying inclined plate 31, the material conveying inclined plate 31 guides the pipe to the support port 321; the material conveying manipulator 33 is configured to sequentially transfer the pipe material from the support port 321 to the first pipeline support part 11 and the second pipeline support part 21.
According to the scheme, the pipes can be placed on the material conveying inclined plate 31 in a manual or mechanical placing mode; under initial state, the stiff end that keeps off material riser 34 can be connected and is passed the material hang plate 31, and the output that keeps off material riser 34 is close to in passing the material hang plate 31, and the output is less than the external diameter of tubular product with passing the interval between the material hang plate 31, therefore tubular product can not pass through the output and the whereabouts, and tubular product is spacing in passing the material hang plate 31. The output end of the material blocking lifter 34 rises upwards, and the pipe can fall to the support port 321 of the material conveying bracket 32 under the action of gravity; the support port 321 can facilitate the transfer of the subsequent material conveying manipulator 33 to the first pipeline support part 11 and then from the first pipeline support part 11 to the second pipeline support part 21; from this, adopted foretell material loading mode, this scheme can realize that the output that only needs drive material blocking lifter 34 goes up and down, can realize arranging the automatic support mouth 321 who passes material bracket 32 in with tubular product, tubular product passes material hang plate 31 with the pipe wall friction when passing material hang plate 31 whereabouts, and through the support mouth 321 of gravity whereabouts to the bracket, the pipe wall can produce certain vibration, can clear up the impurity of pipe wall, reduce the influence to drilling, the subsequent edulcoration of blowing material mechanism 14 of being convenient for is discharged.
In one embodiment, the end former 24 engages the end former 22 to form the saddle structure 92 in accordance with the profile of the indenter slot 229 at one end of the tubing and the end of the tubing in accordance with the end indenter 243 at the other end of the tubing.
The method comprises the following specific steps:
the end-worked portion 2 includes: an end face former 24;
the end former 24 is located at one end of the tube and the end former 22 is located at the other end of the tube;
the end face former 24 includes: a pressure face male clip 241, a pressure face female clip 242, and a pressure face pressure head 243;
the end surface pressing male clamp 241 and the end surface pressing female clamp 242 can movably lean against each other, and an end surface forming opening 240 for accommodating a pipe is formed between the two clamps; an end surface step 244 is arranged at the pipe orifice of the pipe at one end of the end surface forming orifice 240; the end face pressing head 243 moves to linearly align with the end face forming opening 240, and presses the pipe orifice of the pipe against the end face step 244, so that the pipe orifice of the pipe is sealed according to the shape of the end face forming opening 240.
The pressing surface male clamp 241 and the pressing surface female clamp 242 can move towards each other, and are realized by a known mechanism with a function of driving linear movement, for example, in fig. 2 and 7, the pressing surface male clamp 241 and the pressing surface female clamp 242 are driven by an air cylinder to move linearly; when the male end face pressing clamp 241 and the female end face pressing clamp 242 move in opposite directions, the pipe can be clamped by the end face forming port 240 formed by the male end face pressing clamp 241 and the female end face pressing clamp 242, and deviation during end face forming of subsequent pipes is avoided. The end heating column 23 can extend into the end of the pipe to heat the end of the pipe; the end face press 243 moves to horizontally align with the end face forming port 240 and presses one end of the tube against the end face forming port 240; simultaneously, the end face pressure head 243 can press the pipe to the end face step 244 to seal one end of the pipe, and the end is shaped according to the shape of the end face step 244, so that the saddle structure 92 is formed. For example, the inner diameter of the end face forming opening 240 is the largest outside the end face step 244 at one end, and the inner diameter from the inside of the end face step 244 to the other end is smaller than the inner diameter outside the end face step 244; thus, one end of the tubing is ultimately formed into a saddle structure 92, and the saddle structure 92 is located outside the end surface step 244, so that the outer diameter of the saddle structure 92 is greater than the outer diameter of the tubing 9.
In one embodiment, the end former 22 may be used in conjunction with the circumferential compactor 4 to place the tube made by the end former 22 inside the metal tube 8, specifically:
an apparatus for assembling a pipe, comprising: the circumferential compactor 4 and the pipe forming device;
the circumferential impactor 4 comprises: a hydraulic sub plate 41, a hydraulic frame 42 and a hydraulic driver;
the plurality of hydraulic sub-plates 41 are distributed around the center of a circle on the hydraulic frame 42, and a hydraulic port 43 for accommodating the metal pipe 8 is arranged at the center of the circle;
when two adjacent hydraulic sub-plates 41 are spaced, the inner diameter of the hydraulic port 43 is the largest;
when the hydraulic driver drives the hydraulic sub-plates 41 to be sequentially attached into a whole in a resetting way, the inner diameter of the hydraulic port 43 is the smallest, and the metal pipe 8 is fixed by the hydraulic port 43; the hydraulic pressure sub plate 41 is provided with hydraulic pressure salient points 44 in the hydraulic pressure ports 43.
As shown in fig. 8 and 9, a metal tube 8 is placed in the hydraulic port 43, and a pipe processed by the end former 22 of the present scheme is placed in the metal tube; in the initial state, the hydraulic sub-plates 41 are distributed around the hydraulic frame 42, as shown in fig. 8; according to the scheme, the hydraulic sub-plates 41 can be driven by the hydraulic drivers to move the hydraulic sub-plates 41 towards the hydraulic ports 43, the hydraulic ports 43 are gradually tightened, finally, one ends of the hydraulic sub-plates 41 are abutted, the inner diameter of the hydraulic ports 43 is the minimum, and then the metal pipes can be pressed tightly through the hydraulic sub-plates 41, as shown in fig. 9; the hydraulic salient points 44 are arranged in the hydraulic port 43, when the inner wall of the hydraulic port 43 compresses the metal pipe, the outer wall of the metal pipe is pressed to be concave by the hydraulic salient points 44, so that a raised head is formed in the metal pipe, the raised head compresses the pipe, and the connection tightness of the pipe and the metal pipe is further improved. The hydraulic actuator is a known mechanism having a driving function, for example, in one embodiment, the hydraulic actuator is an air cylinder, and the air cylinder drives the hydraulic sub-plate 41 to move towards the hydraulic port 43 to tighten the hydraulic port 43; for example, in one embodiment, the hydraulic actuator is an annular band, the plurality of hydraulic plates 41 are disposed in the annular band, and the inner diameter of the annular band is mechanically driven to be tightened, so that the inner diameter of the hydraulic port 43 can be controlled. In the most preferred embodiment, as shown in fig. 8 and 9, the hydraulic drive is a circumferential hydraulic machine. For example, in one embodiment, the inner diameter of one end of the inner diameter opening of the hydraulic frame 42 is larger than the inner diameter of the other end of the inner diameter opening, the hydraulic driver drives the hydraulic sub plate 41 to move along the length direction of the hydraulic frame 42, and drives the hydraulic sub plate 41 to move to the end with the larger caliber, so that the hydraulic sub plate 41 is separated; the hydraulic driver drives the hydraulic sub plate 41 to move along the length direction of the hydraulic frame 42, and drives the hydraulic sub plate 41 to move to one end with a small caliber, so that the hydraulic sub plate 41 contracts and compresses the metal pipe. Of course, if necessary, before the hydraulic protrusions 44 press the metal tube, the heating columns may also be used to heat the wall of the tube in the metal tube, so as to facilitate the fitting of the protrusions with the wall.
A method for forming a pipe, comprising the steps of:
(S1): the pipe wall heating columns 12 respectively extend into two ends of the pipe to heat the side wall of the pipe; the pipe wall drill bit 13 extends into the pipe and drills a hole on the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column 12 at one end of the pipe, and blowing out impurities to the pipe wall heating column 12 at the other end of the pipe;
(S2): the end part heating column 23 extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates 221 move to be attached to a whole to form pressure head grooves 229; driving the first end of the tube to press against the indenter slot 229 to seal the orifice of the first end of the tube, and forming according to the texture in the indenter slot 229;
(S3): the end face forming port 240 limits the second end of the tube; the end heating column 23 extends into the second end of the pipe to heat the second end of the pipe; the end face press head 243 moves to align with the end face forming opening 240, and the end face press head 243 presses the pipe orifice of the second end of the pipe material to the end face step 244, so that the pipe orifice of the second end of the pipe material is sealed and processed, and is formed according to the shape of the end face forming opening 240.
A method of assembling a pipe comprising the steps of:
(D1) The method comprises the following steps The pipe wall heating columns 12 respectively extend into two ends of the pipe to heat the side wall of the pipe; the pipe wall drill bit 13 extends into the pipe and drills a hole on the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column 12 at one end of the pipe, and blowing out impurities to the pipe wall heating column 12 at the other end of the pipe;
(D2) The method comprises the following steps The end part heating column 23 extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates 221 move to be attached to a whole to form pressure head grooves 229; driving the first end of the tube to press against the indenter slot 229 to seal the orifice of the first end of the tube, and forming according to the texture in the indenter slot 229;
(D3) The method comprises the following steps Placing the metal pipe in the hydraulic port 43 of the circumferential compactor 4, and placing the pipe in the metal pipe; starting a hydraulic driver, driving the plurality of hydraulic sub-plates 41 to be attached, reducing the inner diameter of a hydraulic port 43, and pressing the metal pipe tightly through a hydraulic bump 44; the side wall of the metal pipe is recessed inwards to form a raised head, and the pipe is pressed tightly through the raised head.
The technical principles of the present solution have been described above with reference to specific embodiments. These descriptions are only used to explain the principles of the present solution and should not be interpreted in any way as limiting the scope of the present solution. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present solution without any inventive effort, which would fall within the scope of the present solution.

Claims (5)

1. A forming device for a pipe, comprising: a pipe wall processing part and an end processing part;
the pipe wall processing part is used for processing holes on the side wall of the pipe;
the end portion processing portion includes: a second pipeline supporting part, an end former and an end heating column;
the second pipeline supporting part is used for fixing the pipe transferred from the pipe wall processing part; the end former includes: a press head plate and a forming driver;
the plurality of pressure head sub-plates are distributed annularly, and the inner rings of the pressure head sub-plates form pressure head passing openings in a separated state; the forming driver drives the inner rings of the pressure head sub-plates to move towards the direction of the pressure head passing opening, so that the inner rings of the pressure head sub-plates lean against each other in a tight state and form pressure head grooves with gradually reduced inner diameters;
when the pressure head sub-plates are in a separated state, the end heating column penetrates through the pressure head passing port and then extends into the end of the pipe, and the end heating column is used for heating the pipe wall of the pipe;
when the pressure head sub-plates are in a tight state, the second pipeline supporting part is used for driving one end of a pipe to press towards the pressure head groove, so that the pipe is sealed and formed at one end extending into the pressure head groove;
the end former includes: a molding round shell, a molding cover and a return spring;
the forming round shell is provided with a forming round groove; the plurality of pressure head sub-plates are circumferentially distributed in the forming circular groove around the pressure head passing port as a circle center; one end of the return spring is connected with the pressure head sub-plate, and the other end of the return spring is connected with the inner wall of the forming circular groove; the pressure head sub-plate is provided with a driven inclined plane; the forming cover is provided with a driving inclined plane; the forming cover can be movably covered to the notch of the forming circular groove in a resetting way, and the driving inclined plane is attached to the driven inclined plane; the driving inclined plane drives the driven inclined plane to move towards the direction of the pressure head passing opening, so that one end of each pressure head sub-plate forms the pressure head groove in a tight attaching state.
2. The apparatus for forming a pipe according to claim 1, wherein the end-worked portion comprises: an end face former;
the end face former is positioned at one end of the pipe, and the end part former is positioned at the other end of the pipe;
the end face former includes: the end face pressing male clamp, the end face pressing female clamp and the end face pressing head are arranged on the shell;
the end surface pressing male clamp and the end surface pressing female clamp can movably lean against each other, and an end surface forming opening for accommodating a pipe is formed between the end surface pressing male clamp and the end surface pressing female clamp; an end surface step is arranged at the pipe orifice of the pipe at one end of the end surface forming orifice; and the end face pressure head moves to be aligned with the end face forming opening in a straight line, and presses the pipe orifice of the pipe on the end face step, so that the pipe orifice of the pipe is sealed according to the shape of the end face forming opening.
3. An apparatus for assembling a pipe, comprising: a circumferential impactor and a tubing forming device of claim 1;
the circumferential impactor comprises: the hydraulic pressure divides board, hydraulic pressure frame and hydraulic drive;
the hydraulic sub-plates are distributed around the circle center of the hydraulic frame in a surrounding manner, and a hydraulic port for accommodating a metal pipe is arranged at the circle center;
when two adjacent hydraulic sub-plates are separated, the inner diameter of the hydraulic port is the largest;
when the hydraulic driver drives the hydraulic sub-plates to be sequentially attached into a whole in a resetting way, the inner diameter of the hydraulic port is the smallest, and the metal pipe is fixed by the hydraulic port; the hydraulic pressure divides the board to be equipped with hydraulic pressure bump in hydraulic pressure mouth.
4. A method of forming a pipe, characterized by using the forming apparatus for a pipe according to claim 2, comprising the steps of:
(S1): the pipe wall heating columns respectively extend into two ends of the pipe and heat the side walls of the pipe; the pipe wall drill bit extends into the pipe and drills a hole on the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column at one end of the pipe, and blowing out impurities to the pipe wall heating column at the other end of the pipe;
(S2): the end part heating column extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates move to be tightly attached to a whole to form a pressure head groove; driving the first end of the pipe to press to the pressure head groove, sealing the pipe orifice of the first end of the pipe, and forming according to the texture in the pressure head groove;
(S3): the end face forming port limits the second end of the pipe; the end heating column extends into the second end of the pipe to heat the second end of the pipe; the end face pressure head moves to be aligned with the end face forming port, the end face pressure head presses the pipe orifice of the second end of the pipe to the end face step, the pipe orifice of the second end of the pipe is sealed and processed, and the pipe orifice is formed according to the shape of the end face forming port.
5. A method of assembling a pipe, characterized by comprising the steps of, for a pipe assembling apparatus according to claim 3:
(D1) The method comprises the following steps The pipe wall heating columns respectively extend into two ends of the pipe and heat the side wall of the pipe; the pipe wall drill bit extends into the pipe and drills a hole on the side wall of the pipe; before and/or after drilling, introducing airflow into the pipe wall heating column at one end of the pipe, and blowing out impurities to the pipe wall heating column at the other end of the pipe;
(D2) The method comprises the following steps The end part heating column extends into the first end of the pipe to heat the port of the pipe; the plurality of pressure head sub-plates move to be tightly attached to a whole to form a pressure head groove; driving the first end of the pipe to press to the pressure head groove, sealing the pipe orifice of the first end of the pipe, and forming according to the texture in the pressure head groove;
(D3) The method comprises the following steps Placing a metal pipe in a hydraulic port of a circumferential compactor, and placing a pipe in the metal pipe; starting a hydraulic driver, driving a plurality of hydraulic sub-plates to be attached, reducing the inner diameter of a hydraulic port, and pressing the metal pipe through the hydraulic salient points; the side wall of the metal pipe is recessed inwards to form a raised head, and the pipe is pressed tightly through the raised head.
CN202211372061.1A 2022-08-29 2022-08-29 Pipe forming device, pipe assembling device, pipe forming method and pipe assembling method Pending CN115570393A (en)

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CN202211036454.5A CN115106794B (en) 2022-08-29 2022-08-29 Pipe forming device, pipe assembling device, pipe forming method and pipe assembling method
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CN108098349A (en) * 2016-11-25 2018-06-01 天津傲翔仪器仪表有限公司 A kind of pressure gauge deformation tube automatic machining device
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