CN106141519A - A kind of negative-pressure adsorption welder and negative-pressure adsorption welding method - Google Patents
A kind of negative-pressure adsorption welder and negative-pressure adsorption welding method Download PDFInfo
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- CN106141519A CN106141519A CN201610775683.7A CN201610775683A CN106141519A CN 106141519 A CN106141519 A CN 106141519A CN 201610775683 A CN201610775683 A CN 201610775683A CN 106141519 A CN106141519 A CN 106141519A
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- negative
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- adsorption
- pressure adsorption
- plate assembly
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- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/003—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to controlling of welding distortion
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Mechanical Engineering (AREA)
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- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a kind of negative-pressure adsorption welder, assembly and negative-pressure adsorption board component is produced including negative pressure, negative-pressure adsorption board component includes negative pressure plate assembly and the adsorption plate assembly at top of bottom, negative-pressure adsorption chamber is formed between negative pressure plate assembly and adsorption plate assembly, negative pressure produces assembly and negative-pressure adsorption chamber is used for extracting negative-pressure adsorption chamber air to form negative pressure of vacuum, adsorption plate assembly is provided with multiple negative-pressure adsorption hole, it is fixed on adsorption plate assembly to carry out weld job by thing negative-pressure adsorption to be welded during for forming negative pressure of vacuum in negative-pressure adsorption chamber.The invention also discloses a kind of negative-pressure adsorption welding method.The present invention is reasonable in design, convenient to operation, welding deformation is little, can reduce job costs, improve work efficiency.
Description
Technical field
Present invention relates generally to metal solder field, be specifically related to a kind of negative-pressure adsorption for Transit Equipment and weld
Connection device and a kind of negative-pressure adsorption welding method.
Background technology
In the metal solder work of prior art, thing to be welded can produce bigger thermal stress when welding, produces bigger
Welding deformation, weldment deformation refer in welding process, due to butt-welding fitting local heating and cooling effect, make filler metal with
Producing thermal strain near mother metal, this thermal strain can produce shrinkage stress when welding bead cools down, thus makes weldment produce bending, turns round
The phenomenons such as song or torsion, referred to as deformation.Especially when thing to be welded relate to stainless steel material or time thing to be welded compare
Bao Shi, welding deformation is even more serious so that the product size after welding do not meet drawing requirement, can not normally use, product not
Attractive in appearance.
Prior art reduces welding stress as follows with the technical problem of the technological measure of deformation and existence:
(1) reversible deformation: a general given trend, makes thing to be welded Direction distortion towards anticipation after welding deformation, if
Just cannot use reversible deformation when that thing surface to be welded needing to weld a lot of accessory, the existing property of office is bigger.
(2) reducing heat input: in the range of the welding procedure specification (WPS) of regulation, reducing heat input is that one effectively reduces welding
Deformation way, the parameter relevant with weld heat input include preheat temperature, interlayer temperature, welding level (containing weld size),
Welding current, arc voltage, speed of welding, electric current kind and polarity, welding position and core diameter etc..Directly determine sealing wire
The factor of energy is welding current, arc voltage and speed of welding.Need strictly to formulate welding procedure specification (WPS), for welding operation
The solder technology of person and operator perform also welding procedure specification (WPS) the biggest requirement.
(3) frock is prevented in advance: thing to be welded before welding, can design the frock of corresponding distortion preventing, and frock is only
It is on the one hand to play distortion preventing.Often when using welding tooling welding, although thing to be welded is by the holdback force of welding tooling
Good size, flatness can be kept.But because can not dispel the heat in time, when thing to be welded shrinks, after removing welding tooling, become
Shape still exists, it is still necessary to artificial adjustment.
(4) welded rear hammering weld seam and eliminated stress: hammering has produced huge noise, pollutes environment, affects workman's body
The heart is healthy, can reduce the toughness of weld seam after hammering.
(5) laggard pedestrian's work flame adjustment has been welded: carry out a heat with oxy-acetylene flame, due to hot spot expanded by heating,
The degree of crook making axle increases, and waters water cooling immediately after, and workpiece quenching is shunk, and makes to scratch on axle two ends, and on the amount of scratching exceed
The flexibility increased during heating, overage is exactly correct amount.The time spent is longer, and its low efficiency necessarily forms life
Produce bottleneck.
(6) when thing to be welded has a fixed structure, if thing to be welded is (such as high ferro, subway for Transit Equipment
Deng) on regulator cubicle, regulator cubicle cabinet welding flatness requirement is high, but cabinet space is the least, and this makes as used existing
The additive method such as flame adjustment carry out later stage adjustment, can exist and operate limitation greatly so that adjustment weak effect, adjustment efficiency
Low, difficult quality controls.
Summary of the invention
Technical problem solved by the invention is: the problem existed for prior art, it is provided that a kind of structure design is closed
Manage, convenient to operation, welding deformation is little, can reduce job costs, improves the negative-pressure adsorption welder of work efficiency and negative
Pressure absorption welding method.
For solve above-mentioned technical problem, the present invention by the following technical solutions:
A kind of negative-pressure adsorption welder, produces assembly and negative-pressure adsorption board component, described negative-pressure adsorption board component including negative pressure
Including negative pressure plate assembly and the adsorption plate assembly at top of bottom, between described negative pressure plate assembly and adsorption plate assembly, form negative pressure
Absorption chamber, described negative pressure produces assembly and negative-pressure adsorption chamber is used for extracting negative-pressure adsorption chamber air to be formed very
Idling pressure, described adsorption plate assembly be provided with multiple negative-pressure adsorption hole, in negative-pressure adsorption chamber formed negative pressure of vacuum time
It is fixed on adsorption plate assembly to carry out weld job by thing negative-pressure adsorption to be welded.
As a further improvement on the present invention, described adsorption plate assembly is additionally provided with multiple matches with negative-pressure adsorption hole
Sealing member, multiple described sealing members are detachably mounted in any number of negative-pressure adsorption hole, for the plurality of negative pressure being inhaled
Attached hole seals to form the weld zone of local on adsorption plate assembly, and the weld part of described thing to be welded welds at weld zone
Connect operation.
As a further improvement on the present invention, each described negative-pressure adsorption hole is internal thread hole, each described sealing member
All it is fixed in negative-pressure adsorption hole for screw-in in screw-like.
As a further improvement on the present invention, described adsorption plate assembly is made up of the metal material that heat conductivity is good, preferably by
Copper becomes.
As a further improvement on the present invention, described negative pressure plate assembly includes constituting the base plate of cavity and being located at base plate surrounding
Side plate, is provided with multiple raised support block arranged in array, adjacent described raised support in plate top surface in described cavity
Leave spacing between block with the air flue that is interconnected of formation, described adsorption plate assembly be carried on raised support block with and negative pressure plate
Assembly cooperatively forms negative-pressure adsorption chamber, and the multiple negative-pressure adsorption holes on described adsorption plate assembly are all correspondingly arranged at the upper of air flue
Side, described negative pressure produces assembly and connects with air flue with quickly extraction negative-pressure adsorption chamber air formation negative pressure of vacuum.
As a further improvement on the present invention, described negative pressure plate assembly is provided with a circle sealing in the top of four cycle side plates
Bar, is used for making negative-pressure adsorption board component and thing to be welded carry out negative-pressure adsorption weld job after being in sealing contact.
As a further improvement on the present invention, also include base and trachea, described negative-pressure adsorption board component by trachea with
Negative pressure produces assembly connection, and described negative-pressure adsorption board component is removably carried on base to carry out negative-pressure adsorption welding work
Industry, the bottom surface of described negative pressure plate assembly is provided with more than one handle, for being mentioned from base by negative-pressure adsorption board component
And movement carries out negative-pressure adsorption weld job to welding thing.
As a further improvement on the present invention, on described base surrounding in negative-pressure adsorption board component be equipped with one piece for
Support the welding gripper shoe of thing to be welded.
The present invention also provides for a kind of negative-pressure adsorption welding method based on above-mentioned negative-pressure adsorption welder, and step is as follows:
A) adsorption plate assembly is contacted with thing to be welded, make the welding position of thing to be welded at adsorption plate assembly；
B) negative pressure produces component operation, and extraction negative-pressure adsorption chamber air is to form negative pressure of vacuum, and is inhaled by multiple negative pressure
Thing to be welded negative-pressure adsorption firmly is fixed on adsorption plate assembly by attached hole；
C) weld part of thing to be welded is carried out weld job；
D), after weld job completes, negative pressure produces assembly and quits work, so that thing to be welded no longer negative-pressure adsorption is fixed on absorption
On board component.
As a further improvement on the present invention, step A) in, according to the particular location of the weld part of thing to be welded, adjust and inhale
Attached plate assembly contacts orientation with thing to be welded so that weld part is not at negative-pressure adsorption hole；Or, according to thing to be welded
The particular location of weld part, uses sealing member to seal to form the welding of local on adsorption plate assembly by partial negative pressure adsorption hole
District, then makes the weld part of thing to be welded be at weld zone.
Compared with prior art, it is an advantage of the current invention that:
(1) the negative-pressure adsorption welder of the present invention, is soldered thing and is fixed on the adsorption plate in plane by negative-pressure adsorption firmly
On assembly so that being soldered thing and be not susceptible to twist distortion when welding, the flatness of the soldered thing welded carries significantly
Rise.
(2) the negative-pressure adsorption welder of the present invention, due to the effect of negative pressure of vacuum absorption so that be soldered the weldering on thing
Connect high temperature to be run off rapidly by multiple negative-pressure adsorption holes, decrease the increase of soldered thing thermal capacity, decrease welding crystallization
Shrink, decrease the unfavorable factor such as heat conduction and thermal coefficient of expansion increase so that be soldered the concentration of the thermal stress on thing and be reduced, enter
And greatly reduce welding deformation, it is achieved that splendid welding effect.
(3) the negative-pressure adsorption welder of the present invention, although use vac sorb effect, but the most directly inhale
Invest on soldered thing, but first pass through the adsorption plate assembly in plane and soldered thing is formed good planar support, then profit
Carry out decentralised adsorption with the multiple negative-pressure adsorption holes on adsorption plate assembly to fix so that plane negative pressure can be effectively ensured and inhaled
Attached fixed effect, will not make the most again to be soldered thing and occur that because of strong adsorption weld seam is stayed or the weldering of plate face collapse-deformation
Connecing defect, final welding effect has been effectively ensured, be particularly well-suited to thin plate and thick beam post specialities welds needs.
(4) the negative-pressure adsorption welder of the present invention, the sealing member matched with negative-pressure adsorption hole by setting, operator
Member can fill up to be formed the welding of different local according to the different weld parts on different things to be welded on adsorption plate assembly
District, directly avoids the weld defect that negative-pressure adsorption power causes.Simultaneously as multiple sealing members are detachably mounted on the most
In individual negative-pressure adsorption hole so that the welder of the present invention can adapt to the thing to be welded of different weld seam distribution, and range is wide
General.
(5) the negative-pressure adsorption welder of the present invention, adsorption plate assembly is made up of the metal material that heat conductivity is good so that
During weld job, the welding high temperature being soldered on thing not only can be run off rapidly by multiple negative-pressure adsorption holes, meanwhile, and adsorption plate group
Part also is able to the heat of high temperature transmitted to greatest extent, disperse welding to produce, and further reduces the increasing of soldered thing thermal capacity
Greatly, further reduce welding crystallization and shrink, and then greatly reduce welding deformation, further ensure splendid welding effect
Realize.
(6) the negative-pressure adsorption welder of the present invention, by arranging raised support block and air flue, one is so that adsorption plate group
The carrying that part can be equalized very much so that adsorption plate assembly self will not be forced out because of the pressure of negative-pressure adsorption or soldered thing
Now fall into, the integral planar of adsorption plate assembly self be effectively ensured, and then being soldered of being effectively ensured on adsorption plate assembly
The welding plane degree of thing.Two be the air flue being interconnected enable to the gas in negative-pressure adsorption chamber can be quickly by negative pressure
Production assembly extracts, and to carry out absorption welding after quickly forming negative pressure of vacuum environment, improves work efficiency.Three is in array cloth
The raised support block put defines the air flue in array so that the negative-pressure adsorption power relative equilibrium in each negative-pressure adsorption hole, makes
Obtaining adsorption plate assembly and can realize the negative-pressure adsorption of equiblibrium mass distribution, the equilibrium that to be welded thing has been effectively ensured is fixed, and then is effectively protected
Demonstrate,prove splendid welding effect.
(7) the negative-pressure adsorption welder of the present invention, by arranging base, defines a welding bench, it is simple to behaviour
Make personnel and large-scale thing to be welded is placed directly in the weld job after adsorbing on negative-pressure adsorption board component.By arranging
Handle so that the negative-pressure adsorption welder of the present invention disclosure satisfy that the welding of the thing to be welded of Various Complex version needs
, range of application and application prospect are quite varied.
(8) the negative-pressure adsorption welding method of the present invention, weld contraction when effectively reducing welding so that appearance of weld is good,
Welding deformation is few, finally makes the welding effect being soldered thing splendid, improves and be welded into power, after greatly reducing welding
Later stage shaping adjustment works, and improves whole work efficiency, reduces job costs, the strong guarantee excellent quality of product.
Accompanying drawing explanation
Fig. 1 is the stereochemical structure principle schematic of the negative-pressure adsorption welder of the present invention.
Fig. 2 is the structure for amplifying principle schematic in Fig. 1 at A.
Fig. 3 is the vertical view partial structurtes principle schematic of the negative-pressure adsorption welder of the present invention.
Fig. 4 is the plan structure principle schematic of the negative pressure plate assembly of the present invention.
Fig. 5 is the sectional structure principle schematic of the negative pressure plate assembly of the present invention.
Marginal data:
1, negative pressure produces assembly；2, negative-pressure adsorption board component；21, negative pressure plate assembly；211, raised support block；212, air flue；
213, sealing strip；214, handle；22, adsorption plate assembly；221, negative-pressure adsorption hole；222, sealing member；23, negative-pressure adsorption chamber；
3, base；31, welding gripper shoe；4, trachea.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the present invention is described in further detail.
As shown in Figures 1 to 5, the present invention provides a kind of negative-pressure adsorption welder, produces assembly 1 and negative pressure including negative pressure
Adsorption plate assembly 2, negative-pressure adsorption board component 2 includes negative pressure plate assembly 21 and the adsorption plate assembly 22 at top, the negative pressure plate of bottom
Forming negative-pressure adsorption chamber 23 between assembly 21 and adsorption plate assembly 22, negative pressure produces assembly 1 and connects with negative-pressure adsorption chamber 23
In extracting negative-pressure adsorption chamber 23, air is to form negative pressure of vacuum, and adsorption plate assembly 22 is provided with multiple negative-pressure adsorption hole
221, for forming negative pressure of vacuum in negative-pressure adsorption chamber 23 time, thing negative-pressure adsorption to be welded is fixed on adsorption plate assembly 22
On to carry out weld job.
Before weld job starts, first thing to be welded (such as corrosion resistant plate) is positioned on adsorption plate assembly 22, then opens
Open negative pressure produce assembly 1, negative pressure produce assembly 1 extract negative-pressure adsorption chamber 23 in air to form negative pressure of vacuum, now, due to
Adsorption plate assembly 22 is provided with multiple negative-pressure adsorption hole 221 so that the thing to be welded being positioned on adsorption plate assembly 22 can be super
Under the adsorption of strong negative pressure of vacuum, it is absorbed and fixed at firmly on adsorption plate assembly 22.When thing to be welded is adsorbed solid
After determining to live, weld job can be carried out on thing to be welded.By the most special scientific design, have the advantage that
One be welding time, be soldered thing be fixed on the adsorption plate assembly 22 in plane by negative-pressure adsorption firmly so that welded
Connecing thing and be not susceptible to twist distortion when welding, the flatness of the soldered thing welded is greatly promoted.Two is due to vacuum
The effect of negative-pressure adsorption so that the welding high temperature being soldered on thing can be run off rapidly by multiple negative-pressure adsorption holes 221, decreases
It is soldered the increase of thing thermal capacity, decreases welding crystallization and shrink, decrease the unfavorable factor such as heat conduction and thermal coefficient of expansion increase,
The thermal stress being soldered on thing is concentrated be reduced, and then greatly reduce welding deformation, it is achieved that splendid welding effect.
Although three is that the present invention uses vac sorb effect, but is the most directly adsorbed on soldered thing, but first passes through
Adsorption plate assembly 22 in plane forms good planar support to soldered thing, multiple negative on recycling adsorption plate assembly 22
Pressure adsorption hole 221 carries out decentralised adsorption to be fixed so that the fixed effect of plane negative-pressure adsorption can be effectively ensured, the most again
Will not make to be soldered thing and occur that because of strong adsorption weld seam is stayed or the weld defect of plate face collapse-deformation, be effectively ensured
Whole welding effect, be particularly well-suited to thin plate and thick beam post specialities welds the needs (electricity of such as rail traffic vehicles
The welding of gas holder needs).To sum up, by arrangement above, weld contraction when effectively reducing welding so that appearance of weld is good, weldering
Connect deformation few, finally make the welding effect being soldered thing splendid, improve and be welded into power, after greatly reducing after welding
Phase shaping adjustment works, and improves whole work efficiency, reduces job costs, the strong guarantee excellent quality of product.
As shown in Figure 1 and Figure 2, further, in the preferred embodiment, adsorption plate assembly 22 is additionally provided with multiple and negative pressure suction
The sealing member 222 matched in attached hole 221, multiple sealing members 222 are detachably mounted in any number of negative-pressure adsorption hole 221,
For sealing multiple negative-pressure adsorption holes 221 to form the weld zone of local, the welding of thing to be welded on adsorption plate assembly 22
Portion carries out weld job at weld zone.When the welding position of soldered thing is at negative-pressure adsorption hole 221, powerful vacuum is born
Pressure absorption affinity is likely to result in weld defect.To this end, the present invention further provides multiple close with what matched in negative-pressure adsorption hole 221
Sealing 222.Operator can utilize sealing member 222 at adsorption plate assembly according to the different weld parts on different things to be welded
Fill up to be formed the weld zone of different local on 22, then the weld part correspondence on this thing to be welded is positioned over this weld zone
After, then carry out negative pressure of vacuum absorption and weld job, directly avoid the weld defect that negative-pressure adsorption power causes.Simultaneously as
Multiple sealing members 222 are detachably mounted in any number of negative-pressure adsorption hole 221 so that the welder of the present invention can be fitted
Answering the thing to be welded of different weld seams distribution, range is extensive.
As in figure 2 it is shown, further, in the preferred embodiment, each negative-pressure adsorption hole 221 is internal thread hole, Mei Gemi
Sealing 222 is all fixed in negative-pressure adsorption hole 221 for screw-in in screw-like.By such setting so that each sealing member
222 realizations that weld zone by powerful negative pressure of vacuum absorption affinity inspiration to negative-pressure adsorption chamber 23, will not be effectively ensured and
The carrying out of follow-up weld job.Certainly, in other embodiments, sealing member 222 may be designed in other forms, such as, design
For spike-shaped, also will not be adsorbed after being allowed to insert negative-pressure adsorption hole 221 dropping, or be designed as wedge shape etc., and if negative
Pressure adsorption hole 221 matches, and negative-pressure adsorption hole 221 can be carried out plug for seal, will not be adsorbed again dropping, and all should belong to this
The protection domain of invention.
Further, in the preferred embodiment, adsorption plate assembly 22 is made up of the metal material that heat conductivity is good, preferably by copper
Become.By such setting so that when weld job, the welding high temperature being soldered on thing not only can be by multiple negative-pressure adsorption
Run off rapidly in hole 221, meanwhile, the heat of high temperature that adsorption plate assembly 22 can transmit to greatest extent, disperse welding to produce, enter one
Step decreases the increase of soldered thing thermal capacity, further reduces welding crystallization and shrinks, and then greatly reduces welding deformation,
Further ensure the realization of splendid welding effect.In the preferred embodiment, adsorption plate assembly 22 and sealing member 222 are by copper
Making, copper has splendid heat dispersion, again can be high temperature resistant.Certainly, in other embodiments, adsorption plate assembly 22 can also be by
The metal material that other heat conductivity are good is made, such as aluminum, albronze etc..
As shown in Figure 1, Figure 4, Figure 5, further, in the preferred embodiment, negative pressure plate assembly 21 includes the end constituting cavity
Multiple raised support block 211 arranged in array, phase is provided with in plate top surface in plate and the side plate being located at base plate surrounding, cavity
Leaving, between adjacent raised support block 211, the air flue 212 that spacing is interconnected with formation, adsorption plate assembly 22 is carried on raised support
To cooperatively form negative-pressure adsorption chamber 23 with negative pressure plate assembly 21 on block 211, the multiple negative-pressure adsorption holes on adsorption plate assembly 22
221 tops being all correspondingly arranged at air flue 212, negative pressure produces assembly 1 and connects with air flue 212 with quickly extraction negative-pressure adsorption chamber 23
Interior air forms negative pressure of vacuum.
By such setting, one is so that the carrying that adsorption plate assembly 22 can be equalized very much so that adsorption plate group
Part 22 self will not occur sinking because of negative-pressure adsorption or the compressing of soldered thing, and adsorption plate assembly 22 self has been effectively ensured
Integral planar, and then the welding plane degree of the soldered thing being effectively ensured on adsorption plate assembly 22.Two are interconnected
Air flue 212 enables to the gas in negative-pressure adsorption chamber 23 and can quickly be extracted by negative pressure production assembly 1, quickly to be formed
Carry out absorption welding after negative pressure of vacuum environment, improve work efficiency.Three is that the raised support block 211 arranged in array defines
Air flue 212 in array, multiple negative-pressure adsorption holes 221 are all correspondingly arranged at the top of the air flue 212 in array so that each negative pressure
Negative-pressure adsorption power all relative equilibriums of adsorption hole 221 so that adsorption plate assembly 22 can realize the negative-pressure adsorption of equiblibrium mass distribution, effectively
Ensure that the equilibrium of thing to be welded is fixed, and then splendid welding effect is effectively ensured.
As shown in Figure 4, Figure 5, further, in the preferred embodiment, negative pressure plate assembly 21 sets on the top of four cycle side plates
There is a circle sealing strip 213, be used for making negative-pressure adsorption board component 2 and thing to be welded after being in sealing contact, carry out negative-pressure adsorption welding and make
Industry.Sealing strip 213 is according to there being certain elasticity so that meeting crush seal bar 213 when thing to be welded is adsorbed, and then makes to be welded
Thing is still absorbed and fixed on adsorption plate assembly 22 plate face.By such setting, further such that thing to be welded can be very
Firmly it is attracted on adsorption plate assembly 22 carry out weld job.Certainly, in other embodiments, can not when thing to be welded
When being all covered on sealing strip 213, it is also possible to utilize aforesaid sealing member 222 negative pressure not covered by thing to be welded to be inhaled
Attached hole 221 plug for seal, also can make thing to be welded adsorb under extremely strong suction function and be fixed on adsorption plate assembly 22.
As it is shown in figure 1, further, in the preferred embodiment, also include that base 3 and trachea 4, negative-pressure adsorption board component 2 lead to
Crossing trachea 4 to connect with negative pressure production assembly 1, negative-pressure adsorption board component 2 is removably carried on base 3 to carry out negative-pressure adsorption
Weld job, the bottom surface of negative pressure plate assembly 21 be provided with more than one handle 214, for by negative-pressure adsorption board component 2 end of from
Mention on seat 3 and move and carry out negative-pressure adsorption weld job to welding thing.In the present embodiment, negative pressure production assembly 1 is
Vacuum machine, vacuum machine extracts air in negative-pressure adsorption chamber 23 by trachea 4.By arranging base 3, define a Welder
Station, it is simple to large-scale thing to be welded is placed directly in the welding after adsorbing on negative-pressure adsorption board component 2 by operator
Operation.And when thing to be welded is a labyrinth body, for example, regulator cubicle of rail traffic vehicles, and welding position is in cabinet
During internal portion, for ease of the operation of small space in cabinet, operator can utilize handle 214, by negative-pressure adsorption board component 2 from
At the weld part mentioned on base 3 and move flexibly to cabinet, after in cabinet, each weld part carries out negative-pressure adsorption the most one by one
Weld job.Make the negative-pressure adsorption welder of the present invention, it is possible to meet the thing to be welded of Various Complex version
Welding needs, and range of application and application prospect are quite varied.In the present embodiment, vacuum machine is filled by an air valve with trachea 4
Putting and carry out connecting (not shown), air-valve device may act as intermediate equilibria valve, for regulating negative-pressure adsorption board component 2
Air pressure, meanwhile, air-valve device is provided with multiple interface, to meet multiple negative-pressure adsorption board component 2 by many tracheas 4 and vacuum
Machine connects, to carry out multiple welding job simultaneously.
As it is shown in figure 1, further, in the preferred embodiment, on base 3, the surrounding in negative-pressure adsorption board component 2 is equipped with
One piece for supporting the welding gripper shoe 31 of thing to be welded.When the volume of thing to be welded or area are bigger, weld gripper shoe 31
This thing to be welded can be formed well support so that it will not occur bending or other deformation, is effectively guaranteed product
Integrity.In the present embodiment, four block welding gripper shoes 31 are all set to a plane with negative-pressure adsorption board component 2, certainly,
In other embodiments, welding gripper shoe 31 may be designed in one piece, two pieces or polylith, and also may be not necessarily provided at same
In one plane, can be to be arranged on Different Plane to meet the support needs of the thing to be welded of different structure form.
The present invention also provides for a kind of negative-pressure adsorption welding method based on above-mentioned negative-pressure adsorption welder, and step is as follows:
A) adsorption plate assembly 22 is contacted with thing to be welded, make the welding position of thing to be welded at adsorption plate assembly 22；
B) negative pressure production assembly 1 works, and in extraction negative-pressure adsorption chamber 23, air is to form negative pressure of vacuum, and by multiple negative pressure
Thing to be welded negative-pressure adsorption firmly is fixed on adsorption plate assembly 22 by adsorption hole 221；
C) weld part of thing to be welded is carried out weld job；
D), after weld job completes, negative pressure produces assembly 1 and quits work, so that thing to be welded no longer negative-pressure adsorption is fixed on absorption
On board component 22.
Further, in the preferred embodiment, step A) in, according to the particular location of the weld part of thing to be welded, adjust and inhale
Attached plate assembly 22 contacts orientation with thing to be welded so that weld part is not at negative-pressure adsorption hole 221, i.e. so that this weldering
The portion of connecing is positioned at the blank space between many each and every one or two row negative-pressure adsorption holes 221, it is to avoid the weld seam that negative-pressure adsorption power causes lacks
Fall into；Or, according to the particular location of the weld part of thing to be welded, use sealing member partial negative pressure adsorption hole 221 is sealed with
Form the weld zone of local on adsorption plate assembly 22, then make the weld part of thing to be welded be at weld zone, it is also possible to keep away
Exempt from the weld defect that negative-pressure adsorption power causes.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, should be regarded as the protection of the present invention
Scope.
Claims (10)
1. a negative-pressure adsorption welder, it is characterised in that include that negative pressure produces assembly (1) and negative-pressure adsorption board component (2),
Described negative-pressure adsorption board component (2) includes negative pressure plate assembly (21) and the adsorption plate assembly (22) at top, the described negative pressure of bottom
Forming negative-pressure adsorption chamber (23) between board component (21) and adsorption plate assembly (22), described negative pressure produces assembly (1) and negative pressure
Absorption chamber (23) connection is used for extracting negative-pressure adsorption chamber (23) interior air to form negative pressure of vacuum, described adsorption plate assembly
(22) be provided with multiple negative-pressure adsorption hole (221), for negative-pressure adsorption chamber (23) in formation negative pressure of vacuum time by be welded
Thing negative-pressure adsorption is fixed on adsorption plate assembly (22) to carry out weld job.
Negative-pressure adsorption welder the most according to claim 1, it is characterised in that also set on described adsorption plate assembly (22)
Having multiple sealing member (222) matched with negative-pressure adsorption hole (221), multiple described sealing members (222) are detachably mounted on
In any number of negative-pressure adsorption holes (221), for the plurality of negative-pressure adsorption hole (221) is sealed with in adsorption plate assembly (22)
The upper weld zone forming local, the weld part of described thing to be welded carries out weld job at weld zone.
Negative-pressure adsorption welder the most according to claim 2, it is characterised in that each described negative-pressure adsorption hole (221)
Being internal thread hole, it is interior that each described sealing member (222) is all fixed on negative-pressure adsorption hole (221) in screw-like for screw-in.
Negative-pressure adsorption welder the most according to claim 1, it is characterised in that described adsorption plate assembly (22) is by heat conduction
The metal material that property is good is made, and is preferably made of copper.
Negative-pressure adsorption welder the most according to claim 1, it is characterised in that described negative pressure plate assembly (21) includes structure
Become the base plate of cavity and be located at the side plate of base plate surrounding, in described cavity in plate top surface be provided with multiple arrange in array convex
Play a bracer (211), between adjacent described raised support block (211), leave the air flue (212) that spacing is interconnected with formation, institute
State adsorption plate assembly (22) to be carried on raised support block (211) to cooperatively form negative-pressure adsorption chamber with negative pressure plate assembly (21)
(23), the multiple negative-pressure adsorption holes (221) on described adsorption plate assembly (22) are all correspondingly arranged at the top of air flue (212), described
Negative pressure produces assembly (1) and connects with air flue (212) with quickly extraction negative-pressure adsorption chamber (23) interior air formation negative pressure of vacuum.
Negative-pressure adsorption welder the most according to claim 5, it is characterised in that described negative pressure plate assembly (21) is in surrounding
The top of side plate is provided with a circle sealing strip (213), is used for making negative-pressure adsorption board component (2) and thing to be welded be in sealing contact laggard
Row negative-pressure adsorption weld job.
Negative-pressure adsorption welder the most as claimed in any of claims 1 to 6, it is characterised in that also include base
And trachea (4) (3), described negative-pressure adsorption board component (2) produces assembly (1) by trachea (4) with negative pressure and connects, the suction of described negative pressure
Attached plate assembly (2) is removably carried on base (3) to carry out negative-pressure adsorption weld job, described negative pressure plate assembly (21)
Bottom surface is provided with more than one handle (214), for being mentioned from base (3) by negative-pressure adsorption board component (2) and moving extremely
Negative-pressure adsorption weld job is carried out on welding thing.
Negative-pressure adsorption welder the most according to claim 7, it is characterised in that in negative-pressure adsorption on described base (3)
The surrounding of board component (2) is equipped with one piece for the welding gripper shoe (31) supporting thing to be welded.
9. a negative-pressure adsorption welding method based on negative-pressure adsorption welder described in any one in claim 1 to 8, its
Being characterised by, step is as follows:
A) adsorption plate assembly (22) is contacted with thing to be welded, make the welding position of thing to be welded in adsorption plate assembly (22) place；
B) negative pressure produces assembly (1) work, and extraction negative-pressure adsorption chamber (23) interior air is to form negative pressure of vacuum, and passes through multiple
Thing to be welded negative-pressure adsorption firmly is fixed on adsorption plate assembly (22) by negative-pressure adsorption hole (221)；
C) weld part of thing to be welded is carried out weld job；
D), after weld job completes, negative pressure produces assembly (1) and quits work, so that thing to be welded no longer negative-pressure adsorption is fixed on suction
On attached plate assembly (22).
Negative-pressure adsorption welding method the most according to claim 9, it is characterised in that step A) in, according to thing to be welded
The particular location of weld part, adjustment adsorption plate assembly (22) contacts orientation with thing to be welded so that weld part is not at negative pressure
Adsorption hole (221) place；Or, according to the particular location of the weld part of thing to be welded, use sealing member by partial negative pressure adsorption hole
(221) seal, in the upper weld zone forming local of adsorption plate assembly (22), then to make the weld part of thing to be welded be in weldering
Connect at district.
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| CN201610775683.7A CN106141519A (en) | 2016-08-31 | 2016-08-31 | A kind of negative-pressure adsorption welder and negative-pressure adsorption welding method |
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| CN112236030A (en) * | 2020-08-28 | 2021-01-15 | 北京德鑫泉物联网科技股份有限公司 | Universal multi-layout sheet adsorption mechanism and working method |
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