CN107052492B - A kind of injecting type connection method of sheet metal component and device - Google Patents
A kind of injecting type connection method of sheet metal component and device Download PDFInfo
- Publication number
- CN107052492B CN107052492B CN201710282310.0A CN201710282310A CN107052492B CN 107052492 B CN107052492 B CN 107052492B CN 201710282310 A CN201710282310 A CN 201710282310A CN 107052492 B CN107052492 B CN 107052492B
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- CN
- China
- Prior art keywords
- sheet metal
- metal component
- bushing
- thermostat
- injecting type
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/002—Soldering by means of induction heating
Abstract
Injecting type connection method and device the present invention relates to a kind of sheet metal component, wherein 1) connection method the following steps are included: be bonded placement for sheet metal component to be connected up and down；2) using the aperture from top to bottom on the sheet metal component that fitting is placed of high-speed rotating hole making drill, hole penetrates the sheet metal component on upper layer but does not penetrate the sheet metal component of lower layer, and metal blank forms an annular bushing under the action of thermal friction, in plate upper surface；3) molten metal bath is injected into bushing, after molten metal solidification, forms solder joint in upper and lower plate, with bushing collective effect, realize the permanent connection between sheet metal component.
Description
Technical field
The present invention relates to a kind of connection method and device, in particular to the injecting type connection method of a kind of sheet metal component and dress
It sets.
Background technique
Automobile, aircraft, high-speed rail etc. are the vehicles being formed by connecting by numerous components, by taking body of a motor car as an example, knot
Structure is by hundreds of sheet metal components by being formed by connecting.The connection type of auto parts is mainly electric resistance welding, two guarantor's welderings, Laser Welding
Connect, structure glue, sleeving and riveting, agitating friction weldering etc. modes.Automobile, aircraft, high-speed rail development process in, due to moulding change cause
Structure diversity and new diseases, single connection type is difficult to meet demand, therefore a variety of connection types are in metal plate
It is applied in connection.Electric resistance welding is widely applied in machinery industry, but it requires in welding region to be that plane or radian are larger,
And to overlap edge generally require be greater than 16mm or more, overlap edge thickness be less than 4mm, can not to curved surface and overlap joint thickness edges compared with
Big multilayer material is welded.In addition, with the spot welding of steel aluminum material, welding gun is easy by aluminum pollution, shadow for dissimilar material
Ring production efficiency.Other connection types are compared, although laser welding can solve problem above, but its matching requirements is high, difficult
Weld the highly reflective materials, higher cost such as aluminum bronze.Two protect weldering pollution environment, are only applied to solder design, and low precision, efficiency
It is low.The shape need that agitating friction welds butt joint is particularly severe, and the weldering of general agitating friction is socket cap connector, spot size compared with
Greatly, practical difference, and put postwelding there is sheet metal component surface to have shrinkage pool, both unsightly and also influence spot area bonding strength.Structure glue
Have that its is ineffectiveness, impermanency connection disadvantage and environmental issue.Hot melt bores riveting (FDS) technique as single side construction, and machine is artificial
As when need rivet vertical with part, otherwise riveting point is failpoint, which requires robot teaching high, and otherwise the later period rivets
Or waste product is also easy to produce when screw connection, and riveting or the weldering of screw connection effect specific resistance are poor, in addition, rivet and screw cost
It is high.With the requirement of automobile, aircraft, high-speed rail industry new material application and new modeling, new interconnection technique and device exploitation are also
The important directions of the following Development of Machine Industry.
Summary of the invention
In view of the above-mentioned problems, the metal plate that the object of the present invention is to provide a kind of precision is high, practical and bonding strength is good
The injecting type connection method of golden part and device.
To achieve the above object, the invention adopts the following technical scheme: a kind of injecting type connection method of sheet metal component, including
Following steps: 1) to be connected sheet metal component is up and down bonded placement；2) metal plate placed using high-speed rotating hole making drill in fitting
Aperture from top to bottom on golden part, hole penetrate the sheet metal component on upper layer but do not penetrate the sheet metal component of lower layer, and metal blank is in thermal friction
Under effect, an annular bushing is formed in plate upper surface；3) molten metal bath is injected into bushing, is solidified to molten metal
Afterwards, solder joint is formed in upper and lower plate, with bushing collective effect, realizes the permanent connection between sheet metal component.
In the step 1), the sheet metal component being bonded up and down is placed on push-down head.
A kind of injecting type connection method of sheet metal component, comprising the following steps: 1) by sheet metal component to be connected between the upper and lower every cloth
It sets；2) utilize the aperture from top to bottom on the sheet metal component of upper layer of high-speed rotating hole making drill, metal blank under the action of thermal friction,
A first annular bushing is formed in plate upper surface；3) plate is pressed to wear from the bottom to top on lower layer's sheet metal component using brill rivet
Material, the position for boring rivet indentation lower layer's sheet metal component is opposite with the position of aperture on the sheet metal component of upper layer, bores rivet in lower layer's sheet metal component
Upper formation one is raised upward and the second bushing in a ring, the second bushing and the first bushing constitute upper and lower layer sheet metal component together
Between perforation bushing；4) molten metal bath is injected into perforation bushing, after molten metal solidification, between upper and lower plate
Solder joint is formed, rivet is bored and stays in perforation bushing, form permanent connection between sheet metal component.
A kind of injecting type attachment device of sheet metal component, it is characterised in that: including electromagnetic heater, thermostat, injector, note
Penetrate needle and hole making drill；The electromagnetic heater, which is used to heat metal welding wire, to be melted, and is arranged in the inside of the electromagnetic heater
There is molten metal channel；The thermostat is connect with electromagnetic heater, and the import of the thermostat is connected to the molten metal channel；
The import of the injector is connect with the outlet of the thermostat；The outlet of the injector connects the injection needle；The note
Needle is penetrated to pass through from the hole making drill and be slidably connected with the hole making drill.
A collet is arranged in the slide outside of the hole making drill.
The invention adopts the above technical scheme, which has the following advantages: 1, the present invention requires sheet metal component lower, can
To realize the welding between the biggish multilayer material of overlap edge thickness, dissimilar material can also be welded, and connect it
Intensity afterwards is high.2, the present invention can not only realize the connection of contact attaching type to sheet metal component, can also realize to sheet metal component non-
Contact the connection of not attaching type.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the injecting type attachment device of the present invention after omitting injection needle, hole making drill；
Method flow schematic diagram when Fig. 2 is contact attaching type connection of the present invention for sheet metal component；Wherein:
Scheming (a) indicates the sheet metal component aperture that high-speed rotating hole making drill places fitting；
Scheming (b) indicates that molten metal bath is pressed into injection needle；
Scheming (c) indicates that hole making drill rises, and injection needle injects molten metal in bushing；
Scheming (d) indicates that hole making drill and injection needle reset, and completes injection molten metal；
Method flow schematic diagram when Fig. 3 is non-contact not attaching type connection of the present invention for sheet metal component；Wherein:
Scheming (a) indicates that high-speed rotating hole making drill is pressed into lower layer's sheet metal component to upper layer sheet metal component aperture, brill rivet；
Figure (b) indicates that the second bushing that the first bushing that upper layer sheet metal component is formed and lower layer's sheet metal component are formed is collectively formed and passes through
Logical bushing；
Figure (c) indicates that injection needle injects molten metal in perforation bushing；
Scheming (d) indicates that hole making drill and injection needle reset, and completes injection molten metal.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, injecting type attachment device of the invention includes electromagnetic heater 1, thermostat 2, injector 3, injection
Needle 4 and hole making drill 5.Electromagnetic heater 1, which is used to heat metal welding wire 6, to be melted, and is internally provided with metal in electromagnetic heater 1
Liquid channel.Thermostat 2 is connect with electromagnetic heater 1, and the import of thermostat 2 is connected to molten metal channel.The import of injector 3 with
The outlet of thermostat 2 connects, and the outlet of injector 3 connects injection needle 4.Injection needle 4 passed through from hole making drill 5 and with hole making drill 5
It is slidably connected.
Further, a collet 7 for preventing molten metal liquid from splashing is arranged in the slide outside of hole making drill 5.
The present invention connects for the contact attaching type of sheet metal component and connects two kinds of situations with non-contact not attaching type, provides respectively
Connection method, two methods are based on identical inventive concept, are explained separately below:
Situation one:
For sheet metal component contact attaching type connection, connection method proposed by the invention the following steps are included:
1) about 10 sheet metal component to be connected is bonded and is placed；
2) using the aperture from top to bottom on the sheet metal component 10 that fitting is placed of high-speed rotating hole making drill 5, hole penetrates upper layer
Sheet metal component 10 but do not penetrate the sheet metal component 10 of lower layer, metal blank forms one under the action of thermal friction, in plate upper surface
The bushing 9 of a annular；
3) molten metal bath is injected into bushing 9, after molten metal solidification, solder joint is formed in upper and lower plate, with bushing
9 collective effects realize the permanent connection between sheet metal component 10.
Further, in the step 1), the sheet metal component being bonded up and down is placed on push-down head 8.
Situation two:
For sheet metal component non-contact not attaching type connection, connection method proposed by the invention the following steps are included:
1) by about 10 arranged for interval of sheet metal component to be connected；
2) aperture from top to bottom on upper layer sheet metal component 10 of high-speed rotating hole making drill 5 is utilized, metal blank is in thermal friction
Under the action of, a first annular bushing 11 is formed in plate upper surface；
3) plate is pressed to wear from the bottom to top on lower layer's sheet metal component 10 using brill rivet 12, bore rivet 12 and be pressed into lower layer's sheet metal component
10 position is opposite with the position of aperture on upper layer sheet metal component 10, bore rivet 12 formed on lower layer's sheet metal component 10 one it is upward convex
It rises and the second bushing 13 in a ring, the second bushing 13 and the first bushing 11 constitutes passing through between upper and lower layer sheet metal component 10 together
Logical bushing；
4) molten metal bath is injected into perforation bushing, after molten metal solidification, forms weldering between upper and lower plate
Point bores rivet 12 and stays in perforation bushing, forms permanent connection between sheet metal component 10.
The present invention is only illustrated with above-described embodiment, and structure, setting position and its connection of each component are all can have
Changed.Based on the technical solution of the present invention, the improvement or equivalent that all principles according to the present invention carry out individual part
Transformation, should not exclude except protection scope of the present invention.
Claims (5)
1. a kind of injecting type connection method of sheet metal component, comprising the following steps:
1) sheet metal component to be connected is bonded placement up and down；
2) using the aperture from top to bottom on the sheet metal component that fitting is placed of high-speed rotating hole making drill, hole penetrates the sheet metal component on upper layer
But the sheet metal component of lower layer is not penetrated, metal blank forms an annular bushing under the action of thermal friction, in plate upper surface；
3) molten metal bath is injected into bushing, after molten metal solidification, forms solder joint in upper and lower plate, it is common with bushing
The permanent connection between sheet metal component is realized in effect；
The injecting type connection method is realized using injecting type attachment device；The injecting type attachment device includes electromagnetic heating
Device, thermostat, injector, injection needle and hole making drill；The electromagnetic heater, which is used to heat metal welding wire, to be melted, in the electricity
Magnetic heater is internally provided with molten metal channel；The thermostat is connect with electromagnetic heater, the import of the thermostat with
The molten metal channel connection；The import of the injector is connect with the outlet of the thermostat；The outlet of the injector connects
Connect the injection needle；The injection needle is passed through from the hole making drill and is slidably connected with the hole making drill.
2. the injecting type connection method of sheet metal component as described in claim 1, it is characterised in that: in the step 1), paste up and down
The sheet metal component of conjunction is placed on push-down head.
3. a kind of injecting type connection method of sheet metal component, comprising the following steps:
1) by arranged for interval above and below sheet metal component to be connected；
2) aperture from top to bottom on the sheet metal component of upper layer of high-speed rotating hole making drill, effect of the metal blank in thermal friction are utilized
Under, a first annular bushing is formed in plate upper surface；
3) press to wear plate from the bottom to top on lower layer's sheet metal component using boring rivet, bore the position of rivet indentation lower layer's sheet metal component with it is upper
Layer sheet metal component on aperture position it is opposite, bore rivet is formed on lower layer's sheet metal component one raise upward and in a ring second serve as a contrast
Set, the second bushing and the first bushing constitute the perforation bushing between upper and lower layer sheet metal component together；
4) molten metal bath is injected into perforation bushing, after molten metal solidification, forms solder joint between upper and lower plate, bores
Rivet stays in perforation bushing, and permanent connection is formed between sheet metal component；
The injecting type connection method is realized using injecting type attachment device；The injecting type attachment device includes electromagnetic heating
Device, thermostat, injector, injection needle and hole making drill；The electromagnetic heater, which is used to heat metal welding wire, to be melted, in the electricity
Magnetic heater is internally provided with molten metal channel；The thermostat is connect with electromagnetic heater, the import of the thermostat with
The molten metal channel connection；The import of the injector is connect with the outlet of the thermostat；The outlet of the injector connects
Connect the injection needle；The injection needle is passed through from the hole making drill and is slidably connected with the hole making drill.
4. a kind of injecting type of sheet metal component for realizing the injecting type connection method as described in claims 1 or 2 or 3 connects dress
It sets, it is characterised in that: including electromagnetic heater, thermostat, injector, injection needle and hole making drill；The electromagnetic heater is used for
Metal welding wire is heated and is melted, is internally provided with molten metal channel in the electromagnetic heater；The thermostat adds with electromagnetism
Hot device connection, the import of the thermostat are connected to the molten metal channel；The import of the injector and the thermostat
Outlet connection；The outlet of the injector connects the injection needle；The injection needle passed through from the hole making drill and with it is described
Hole making drill is slidably connected.
5. a kind of injecting type attachment device of sheet metal component as claimed in claim 4, it is characterised in that: in the outer of the hole making drill
Portion's sliding is arranged a collet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710282310.0A CN107052492B (en) | 2017-04-26 | 2017-04-26 | A kind of injecting type connection method of sheet metal component and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710282310.0A CN107052492B (en) | 2017-04-26 | 2017-04-26 | A kind of injecting type connection method of sheet metal component and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107052492A CN107052492A (en) | 2017-08-18 |
| CN107052492B true CN107052492B (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710282310.0A Expired - Fee Related CN107052492B (en) | 2017-04-26 | 2017-04-26 | A kind of injecting type connection method of sheet metal component and device |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2285200A1 (en) * | 1974-09-17 | 1976-04-16 | Paris & Outreau Acieries | Joining metal parts, esp. plates - where joint contains holes and molten metal is cast into the holes |
| JP2000251960A (en) * | 1999-02-25 | 2000-09-14 | Yuasa Corp | Connecting method of conductive member |
| CN202377634U (en) * | 2010-08-12 | 2012-08-15 | 赵一帆 | Injection-type soldering iron tip used for supplying tin |
| CN103240536A (en) * | 2012-08-15 | 2013-08-14 | 何强 | Threaded fastener welding technology |
| CN103978296A (en) * | 2014-06-09 | 2014-08-13 | 湘潭电机股份有限公司 | Injection type welding gun |
| CN205117910U (en) * | 2015-05-06 | 2016-03-30 | 晋西工业集团有限责任公司 | Xenogenesis sheet metal connection structure |
-
2017
- 2017-04-26 CN CN201710282310.0A patent/CN107052492B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2285200A1 (en) * | 1974-09-17 | 1976-04-16 | Paris & Outreau Acieries | Joining metal parts, esp. plates - where joint contains holes and molten metal is cast into the holes |
| JP2000251960A (en) * | 1999-02-25 | 2000-09-14 | Yuasa Corp | Connecting method of conductive member |
| CN202377634U (en) * | 2010-08-12 | 2012-08-15 | 赵一帆 | Injection-type soldering iron tip used for supplying tin |
| CN103240536A (en) * | 2012-08-15 | 2013-08-14 | 何强 | Threaded fastener welding technology |
| CN103978296A (en) * | 2014-06-09 | 2014-08-13 | 湘潭电机股份有限公司 | Injection type welding gun |
| CN205117910U (en) * | 2015-05-06 | 2016-03-30 | 晋西工业集团有限责任公司 | Xenogenesis sheet metal connection structure |
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| Publication number | Publication date |
|---|---|
| CN107052492A (en) | 2017-08-18 |
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