CN109261816A - A kind of plastic joining method and device between metal pipe material and plate - Google Patents
A kind of plastic joining method and device between metal pipe material and plate Download PDFInfo
- Publication number
- CN109261816A CN109261816A CN201811124324.0A CN201811124324A CN109261816A CN 109261816 A CN109261816 A CN 109261816A CN 201811124324 A CN201811124324 A CN 201811124324A CN 109261816 A CN109261816 A CN 109261816A
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- China
- Prior art keywords
- plate
- tubing
- punch
- pin
- metal pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000005304 joining Methods 0.000 title claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 26
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 6
- 238000003801 milling Methods 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 244000309464 bull Species 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B21D37/10—Die sets; Pillar guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses the plastic joining method and devices between a kind of metal pipe material and plate, belong to Material Joining Technology field.Device includes punch-pin, blank holder and cavity plate, after the tubing and plate that needs are connected are prefabricated, tubing is put into cavity plate, plate cavity plate and blank holder clamp, it the rotation of punch-pin high speed and is rotated at a slow speed along tubing axis, tubing plasticity is promoted by friction effect, promotes the part of plate plastic deformation to flow into tube annular groove by the roll-in of punch-pin, realizes quick, efficient, the green plastic joining between tubing and plate.The device high production efficiency, it is at low cost, it is environmentally friendly, it is suitble to produce in enormous quantities.It using the method that the device is attached using by the way of Plastic Forming, is filled inside annular groove by the material of plate, joint quality is good, can bear biggish tensile stress, solves the difficult connection problem welded between heterogeneous tubing and sheet metal.
Description
Technical field
The invention belongs to Material Joining Technology fields, and in particular to a kind of plastic joining method between metal pipe material and plate
And device.
Background technique
In modern industry, pipe-type part and plate class part are widely used in manufacturing industry.Traditional plate and pipe
The disadvantages of connection of material mainly uses welding procedure, lower but there is production efficiencys, and repeatability is bad, pollutes environment.Separately
Outside, for the material of weldability difference, the connection that is difficult to realize by the way of welding between tubing and plate.
Summary of the invention
In order to solve drawbacks described above, the present invention provides the plastic joining methods and dress between a kind of metal pipe material and plate
It sets, the connection method is easy to operate, high reliablity, practical；Realize that the attachment device structure of the connection method is simple, compound
Degree height, high production efficiency, it is at low cost, environmentally friendly, be suitble to produce in enormous quantities.
The present invention is to be achieved through the following technical solutions:
The invention discloses a kind of methods of the plastic joining between metal pipe material and plate, comprising the following steps:
It 1) is t in wall thickness1Pipe material inner wall process several circle depth be H, the annular groove that width is L, in annular groove
The radius of fillet is R1, the radius of bull nose is R2；With a thickness of t2Plate on process circular hole；
2) cavity plate is fixed, tubing is fixedly placed in hole, plate is fixedly placed in the upper plane and flanging of cavity plate
Between the lower plane of circle, and it is overlapped the axis of circular hole and hole on plate；Applied force F1, by plate compact；
3) it moves punch-pin to hole with rate V, flange is carried out to plate, continue to control punch-pin movement, until turning over for plate
Side and pipe material inner wall are in close contact；
4) make punch-pin with angular velocity omega1Rotation, while using the axis in hole being center line, using Δ L as radius, angular velocity omega2It does
Circular motion, in the annular groove that the flange of plate is squeezed into tubing under the active force of punch-pin；
5) operation for repeating step 4), until plate and tubing are completely combined；Punch-pin is operated far from cavity plate, removes flanging
Circle takes out the connector of plate and tubing, completes the plastic joining between metal pipe material and plate.
Preferably, the material of plate is copper alloy, magnesium alloy or aluminium alloy；The material of tubing is titanium alloy, stainless steel, magnesium
Alloy or aluminium alloy.
Preferably, 1.0mm≤t1≤ 3.0mm, 1.0mm≤t2≤ 4.0mm, and
Preferably, the specification of annular groove is as follows:
Preferably, ω1=30~50rad/s, ω2=0.05~0.1rad/s, Δ L=H.
The invention also discloses the device for the method for realizing the plastic joining between above-mentioned metal pipe material and plate, including it is convex
Mould, blank holder and cavity plate；Hole is provided on cavity plate；Circular hole is provided on blank holder；In use, inner wall to be provided with to the tubing of several grooves
Placement is fixed in hole, will be opened porose plate and is fixedly placed between the upper plane of cavity plate and the lower plane of blank holder；Punch-pin
For cylindrical body, linear motion towards cavity plate, rotation can be connect and carried out under the driving of external power supply with external power supply
With using the axis in hole as the circular motion of center line.
Preferably, cavity plate is chuck or pipe clamp structure.
Preferably, blank holder and cavity plate pass through fixture or holding device fixed plate.
Preferably, external power supply is Metal CNC Incremental Forming lathe, boring machine, milling machine or machining center.
Preferably, the front end of punch-pin is cone or sphere.
Compared with prior art, the invention has the following beneficial technical effects:
The method of plastic joining between metal pipe material and plate disclosed by the invention, using recessed in the prefabricated annular of pipe end
Slot promotes tubing plasticity by friction effect, by convex in conjunction with the rotation of punch-pin high speed and the method rotated at a slow speed along tubing axis
The roll-in of mould promotes the part of plate plastic deformation to flow into tube annular groove, realizes quick, efficient, green between tubing and plate
The plastic joining of color.This method is filled inside annular groove by the material of plate, joint quality by the way of Plastic Forming
It is good, biggish tensile stress can be born, solves the difficult connection problem welded between heterogeneous tubing and sheet metal.
Further, the material of plate is copper alloy, magnesium alloy or aluminium alloy；The material of tubing be titanium alloy, stainless steel,
Magnesium alloy or aluminium alloy need plate to have preferable plasticity, above-mentioned material can be preferably using connection type of the invention
Realize connection.
Further, the value range of parameters is on the basis of the principle of the invention, in conjunction with the spy of machining
It is the characteristics of point, material, optimizing as a result, it is possible to which the plastic joining of plate and tubing is better achieved.
The device disclosed by the invention for realizing the plastic joining between metal pipe material and plate, including punch-pin, blank holder and recessed
Mould, punch-pin are cylindrical structure, can be with clamping on all kinds of machine tool chief axis, and the lower planes of blank holder and cavity plate are plane, knot
Structure is simple, easy to process, good with conventional equipment compatibility, can use existing machining equipment, determines device
Position compresses, processing, and Compound Degree is high.By simply pre-processing, several grooves are opened up in pipe material inner wall to be connected, in plate
On open up circular hole, after then carrying out flange to plate by the linear motion of punch-pin, then plate turn-up portion made by rubbing action
Divide and generate plastic deformation, and then tube annular groove is flowed by the part that roll-in is plastically deformed plate, to realize plate
With the connection of tubing.Treat that connection tubing, the pretreating process of plate be simple, high production efficiency, it is at low cost, avoid traditional weldering
The pretreatment of complexity needed for process, and waste material, exhaust gas, light pollution that welding generates are connect, it is environmentally friendly, do not depend on people's
Operation, quality of connection are stablized, and are suitble to produce in enormous quantities.
Further, chuck or pipe clamp structure can be reliably fixed columned tubing, and can be within the scope of certain diameter
Adjustment.
Further, blank holder and cavity plate can directly using on existing lathe fixture or holding device come fixed plate
Material does not need additional designs fixture, energy conservation and environmental protection.
Further, external power supply is Metal CNC Incremental Forming lathe, boring machine, milling machine or machining center, is set using existing
Standby connection punch-pin can meet needs, high-efficiency environment friendly.
Further, the front end of punch-pin be centrum or sphere, can be reduced in flange flange defect such as pull, crackle,
The generation of gauffer etc. reaches ideal flanging and restriking effect.
Detailed description of the invention
Fig. 1 is punch-pin of the invention to the overall structural main section view before plate flange；
Fig. 2 is overall structural main section view when punch-pin of the invention completes plate flange；
Fig. 3 rotates main sectional view when simultaneously extrusion plate flange part enters tube annular groove for punch-pin of the invention；
Fig. 4 is the prefabricated annular groove local size detail view in tubing upper end；
In figure: 1 is punch-pin, and 2 be blank holder, and 3 be plate, and 4 be tubing, and 5 be cavity plate, and 6 be hole.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, described to be explanation of the invention rather than limit
It is fixed.
As shown in Figure 1, the plastic joining device between metal pipe material and plate of the invention, including punch-pin 1,2 and of blank holder
Cavity plate 5；Punch-pin 1 is cylindrical body, and front end is preferably made into cone or sphere, and tubing 4 can be placed and fix by being provided on cavity plate 5
Hole 6, tubing 4 and hole 6 be interference fitted, and has the function that fixed tubing 4；Cavity plate 5 can also optimize using chuck or pipe clamp knot
Structure fixes tubing 4, can be in the tubing 4 of fixed certain numerical value range diameter, and easy to loading and unloading, save the cost.It is opened on blank holder 2
There is circular hole, plate 3, which is capable of fixing, to be placed between the upper plane of cavity plate 5 and the lower plane of blank holder 2, and cavity plate 5 can be placed in
On the processing platform of lathe, apply pressure to the upper plane of blank holder 2 using all kinds of fixtures or holding device, thus to blank holder
2 and cavity plate 5 and plate 3 between the two be clamped and fix；Punch-pin 1 is cylindrical body, can be connect with external power supply
And rotation and using the axis in hole 6 as the circular motion of center line, external power supply such as numerical control are carried out under the driving of external power supply
The equipment such as progressive molding lathe, boring machine, milling machine, machining center, punch-pin 1 can be on the main shafts of above equipment, can be easily
Realize above-mentioned movement.
The method that metal pipe material and plate are attached using the device, comprising the following steps:
It 1) is t in wall thickness such as Fig. 41(1.0mm≤t1≤ 3.0mm) several circle depth of 4 inwall processing of tubing be H, width
For the annular groove of L, the radius of annular groove filleted corner is R1, the radius of bull nose is R2；With a thickness of t2(1.0mm≤t2≤
Circular hole is processed on plate 3 4.0mm)；Wherein, Preferably, the specification of annular groove is as follows:
2) cavity plate 5 is horizontally arranged on the processing platform of lathe, tubing 4 is fixedly placed in hole 6, plate 3 is consolidated
Surely it is placed between the upper plane of cavity plate 5 and the lower plane of blank holder 2, and is overlapped the axis of circular hole and hole 6 on plate 3；
According to the material of plate 3 and tubing 4, apply the power F of reasonable value1, typically about 5~20KN compresses plate 3；
3) it such as Fig. 2, moves punch-pin 1 to hole 6 with rate V, flange is carried out to plate 3, for the generation for preventing flange defect,
The scope control of V is in 0.5~1.0mm/s；Continue to control the movement of punch-pin 1, until flange and 4 inner wall of tubing of plate 3 closely connect
Touching；
4) such as Fig. 3, make punch-pin 1 with angular velocity omega1Rotation, while using the axis in hole 6 being center line, using Δ L as radius, angle
Speed omega2It moves in a circle, for the flange of plate 3 under the rotary motion effect of punch-pin 1, the friction effect of generation makes plate 3
Temperature increases, and plasticity improves, and is squeezed into the annular groove of tubing 4 under the radial force effect of punch-pin 1；Preferably, ω1=30
~50rad/s, ω2=0.05~0.1rad/s, Δ L=H；
5) operation for repeating step 4), until plate 3 and tubing 4 are completely combined；Punch-pin 1 is operated far from cavity plate 5, removes pressure
Flange 2 takes out the connector of plate 3 and the connection formation of tubing 4, completes the plastic joining between metal pipe material and plate.
Claims (10)
1. a kind of method of the plastic joining between metal pipe material and plate, which comprises the following steps:
It 1) is t in wall thickness to be connected1Several circle depth of tubing (4) inwall processing be H, the annular groove that width is L, annular
The radius of groove filleted corner is R1, the radius of bull nose is R2；To be connected with a thickness of t2Plate (3) on process circular hole；
2) cavity plate (5) are fixed, tubing (4) is fixedly placed in hole (6), plate (3) is fixedly placed in the upper of cavity plate (5)
Between plane and the lower plane of blank holder (2), and it is overlapped the axis of circular hole and hole (6) on plate (3)；Applied force F1, will
Plate (3) compresses；
3) it moves in a straight line punch-pin (1) to hole (6) with rate V, flange is carried out to plate (3), continue to control punch-pin (1) fortune
It is dynamic, until the flange and tubing (4) inner wall of plate (3) are in close contact；
4) make punch-pin (1) with angular velocity omega1Rotation, while using the axis of hole (6) being center line, using Δ L as radius, angular velocity omega2
It moves in a circle, the flange of plate (3) is squeezed into the annular groove of tubing (4) under the active force of punch-pin (1)；
5) operation for repeating step 4), until plate (3) and tubing (4) are completely combined；Punch-pin (1) is operated far from cavity plate (5), is moved
It opens blank holder (2), takes out the connector of plate (3) and tubing (4), complete the plastic joining between metal pipe material and plate.
2. the method for the plastic joining between metal pipe material according to claim 1 and plate, which is characterized in that plate (3)
Material be copper alloy, magnesium alloy or aluminium alloy；The material of tubing (4) is titanium alloy, stainless steel, magnesium alloy or aluminium alloy.
3. the method for the plastic joining between metal pipe material according to claim 1 and plate, which is characterized in that 1.0mm≤t1
≤ 3.0mm, 1.0mm≤t2≤ 4.0mm, and
4. the method for the plastic joining between metal pipe material according to claim 1 and plate, which is characterized in that annular groove
Specification it is as follows:
5. the method for the plastic joining between metal pipe material according to claim 1 and plate, which is characterized in that ω1=30~
50rad/s, ω2=0.05~0.1rad/s, Δ L=H.
6. a kind of device for the method for realizing the plastic joining between 1~5 any one metal pipe material of right and plate, feature exist
In, including punch-pin (1), blank holder (2) and cavity plate (5)；It is provided on cavity plate (5) hole (6), blank holder is provided with circular hole on (2)；It uses
When, by inner wall be provided with several grooves tubing (4) placement be fixed in hole (6), will open porose plate (3) be fixedly placed in it is recessed
Between the upper plane of mould (5) and the lower plane of blank holder (2)；Punch-pin (1) be cylindrical body, can be connect with external power supply and
It carries out transporting towards the linear motion of cavity plate (5), rotation and by the circumference of center line of the axis of hole (6) under the driving of external power supply
It is dynamic.
7. the device of the method according to claim 6 for realizing the plastic joining between metal pipe material and plate, feature exist
In cavity plate (5) is chuck or pipe clamp structure.
8. the device of the method according to claim 6 for realizing the plastic joining between metal pipe material and plate, feature exist
In blank holder (2) and cavity plate (5) pass through fixture or holding device fixed plate (3).
9. the device of the method according to claim 6 for realizing the plastic joining between metal pipe material and plate, feature exist
In external power supply is Metal CNC Incremental Forming lathe, boring machine, milling machine or machining center.
10. the device of the method according to claim 6 for realizing the plastic joining between metal pipe material and plate, feature exist
In the front end of punch-pin (1) is cone or sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124324.0A CN109261816B (en) | 2018-09-26 | 2018-09-26 | A kind of plastic joining method and device between metal pipe material and plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124324.0A CN109261816B (en) | 2018-09-26 | 2018-09-26 | A kind of plastic joining method and device between metal pipe material and plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109261816A true CN109261816A (en) | 2019-01-25 |
| CN109261816B CN109261816B (en) | 2019-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811124324.0A Active CN109261816B (en) | 2018-09-26 | 2018-09-26 | A kind of plastic joining method and device between metal pipe material and plate |
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| Country | Link |
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| CN (1) | CN109261816B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640071A (en) * | 2019-09-27 | 2020-01-03 | 陕西科技大学 | Method for riveting medium-thickness metal plate without protrusions on two sides |
| CN113953386A (en) * | 2021-10-14 | 2022-01-21 | 陕西科技大学 | Method and device based on radial extrusion connection of end part of metal pipe and plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB302331A (en) * | 1927-12-15 | 1929-05-23 | National Refrigeration Corporation | |
| JPH07223030A (en) * | 1994-02-16 | 1995-08-22 | Sango Co Ltd | Joining method of pipe and plate stock |
| JP2006175455A (en) * | 2004-12-21 | 2006-07-06 | Masaki Seisakusho:Kk | Method for manufacturing discharging part of oil receiving plate and discharging pipe and grooving tool using for the same |
| CN101415505A (en) * | 2006-04-06 | 2009-04-22 | 昭和电工株式会社 | Method of joining members |
| CN107175310A (en) * | 2016-03-09 | 2017-09-19 | 形状连接技术有限公司及两合公司 | Function element is attached to the method for metal sheet parts |
-
2018
- 2018-09-26 CN CN201811124324.0A patent/CN109261816B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB302331A (en) * | 1927-12-15 | 1929-05-23 | National Refrigeration Corporation | |
| JPH07223030A (en) * | 1994-02-16 | 1995-08-22 | Sango Co Ltd | Joining method of pipe and plate stock |
| JP2006175455A (en) * | 2004-12-21 | 2006-07-06 | Masaki Seisakusho:Kk | Method for manufacturing discharging part of oil receiving plate and discharging pipe and grooving tool using for the same |
| CN101415505A (en) * | 2006-04-06 | 2009-04-22 | 昭和电工株式会社 | Method of joining members |
| CN107175310A (en) * | 2016-03-09 | 2017-09-19 | 形状连接技术有限公司及两合公司 | Function element is attached to the method for metal sheet parts |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640071A (en) * | 2019-09-27 | 2020-01-03 | 陕西科技大学 | Method for riveting medium-thickness metal plate without protrusions on two sides |
| CN110640071B (en) * | 2019-09-27 | 2021-02-19 | 陕西科技大学 | Method for riveting medium-thickness metal plate without protrusions on two sides |
| CN113953386A (en) * | 2021-10-14 | 2022-01-21 | 陕西科技大学 | Method and device based on radial extrusion connection of end part of metal pipe and plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109261816B (en) | 2019-11-29 |
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Effective date of registration: 20231228 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: No. 1, Weiyang District university garden, Xi'an, Shaanxi Province, Shaanxi Patentee before: SHAANXI University OF SCIENCE & TECHNOLOGY |