CN110142558A - Welding tooling and welder - Google Patents
Welding tooling and welder Download PDFInfo
- Publication number
- CN110142558A CN110142558A CN201910551266.8A CN201910551266A CN110142558A CN 110142558 A CN110142558 A CN 110142558A CN 201910551266 A CN201910551266 A CN 201910551266A CN 110142558 A CN110142558 A CN 110142558A
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- metal shell
- welding
- accessory
- base
- bracket
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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
- B23K37/04—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
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The present invention relates to a kind of welding tooling and welders, can reduce the welding cost of sealing shell.Welder of the invention includes welding tooling and bonding machine, and welding tooling is positioned at metal shell for clamping metal shell and by accessory, and bonding machine is used to accessory being welded on metal shell.Welding tooling of the invention includes pedestal and the first auxiliary body.When practical operation, the type that metal shell is clamped in pedestal is intracavitary, and the first auxiliary body matches the welding position to limit accessory on metal shell with metal shell, and it is also preferable to include the second auxiliary bodies, accessory can be limited, makes accessory will not upper and lower play.The welding position precision for doing so not only accessory is high, but also processing cost is low.
Description
Technical field
The present invention relates to welding technology field, in particular to a kind of welding tooling and welder.
Background technique
Currently, the metal shell of product needs to weld the contour structure phase with the metal shell when many productions
The accessory matched realizes corresponding function, such as in the medical field, the shell of pacemaker just needs inside it
Welding heat insulating belt is come auxiliary positioning when realizing that two panels shell closes shell, and the high temperature protection to enclosure interior electronic circuit.
Such as shown in Fig. 1 a~Fig. 1 c, the shell of pacemaker passes through after being combined by the shell 1 and shell 2 matched to swash
Photocoagulation is sealed to form, and wherein shell 2 needs to weld heat insulating belt 3, and heat insulating belt 3 is used to close the auxiliary positioning and Laser Welding when shell
High temperature protection is carried out to the electronic circuit that interior of shell is placed when connecing.But the welding position precision of heat insulating belt 3 is extremely important, directly
It connects and influences whether subsequent assembly.Laser-beam welding machine is generallyd use at present to weld heat insulating belt 3.
Similar with the production of above-mentioned pacemaker, with the development of laser technology, the production of many products is also attempted
The welding of laser-beam welding machine.But, it has been found that laser welding apparatus is at high price, additionally, due to the particularity of laser, seldom
By manually directly operating, but Multi-freedom-degreemanipulator manipulator auxiliary positioning is needed, leads to processing cost height.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of welding tooling and welder, it can be achieved that metal shell with
And the welding between the accessory to match with the contour structure of the metal shell, and reduce processing cost.
To achieve the above object, the present invention provides a kind of welding tooling, for realizing metal shell and with the gold
The welding between accessory that the contour structure of category shell matches, and the welding tooling includes:
Pedestal has type chamber, and the type chamber is for metal shell described in clamping；And
First auxiliary body, for being matched with the metal shell, to limit the accessory in the metal-back
Welding position on body.
Optionally, the welding tooling further includes the second auxiliary body, is matched with the pedestal, described auxiliary to limit
Component is helped, so that the accessory is remain stationary relative to the metal shell.
Optionally, second auxiliary body includes lid, and the lid has hollow-out parts, and the hollow-out parts expose dress
It presss from both sides metal shell on the base and is packed into the first auxiliary body of the metal shell and is packed into the metal shell
Accessory；
Wherein: the edge of the hollow-out parts to the center of the hollow-out parts extended to form at least two protrusion, at least two
A raised edge arranged for interval along the hollow-out parts, and for being contacted with the accessory for being packed into the metal shell
To compress the accessory.
Optionally, the lid has cavity, and the lid is for being arranged on the base；
One in the lid and the pedestal is provided at least one pin shaft, another is provided at least one pin
Hole, the pin shaft is for being inserted into the pin hole, so that the lid keeps circumferentially opposed static relative to the pedestal.
Optionally, first auxiliary body includes bracket, and the bracket can be bonded with the wall of the metal shell, and
The bracket being capable of flexible deformation.
Optionally, the bracket has outer peripheral surface, and for being bonded with the inner wall of the metal shell, and the bracket includes
Location structure, the location structure is for limiting welding position of the accessory on the metal shell.
Optionally, the location structure includes loading end and positioning region；
The loading end and outer peripheral surface adjoining simultaneously are used to carry the accessory, are existed with limiting the accessory
Welding and assembling height on the metal shell；The positioning region be set on the loading end and with the inner wall of the metal shell it
Between formed and have the gap, the gap makes the interior of the accessory and the metal shell for plugging the accessory
Wall fitting.
Optionally, the positioning region includes several columns, several column arranged for interval, and each column and institute
It states and is formed with the gap between the inner wall of metal shell, the position of several columns corresponds respectively to the accessory
Pad.
Optionally, the outer peripheral surface of the bracket is divided at least two sections in the circumferential.
Optionally, the bracket includes handle, for driving the bracket to contract in the pressing by external force, with
Separate the bracket and the inner wall of the metal shell.
Optionally, the handle includes elastic arm, and the elastic arm is configured as the pressing by external force and to the branch
The internal motion of frame, to drive the bracket to contract.
Optionally, the bracket is insulator, and the pedestal is electric conductor；
Wherein: the pedestal is used to constitute the lower electrode of resistance welding machine, so that the resistance welding machine is by thereon
The accessory is welded on the metal shell by portion's electrode.
Optionally, the pedestal includes first base and second base, and the type chamber is disposed on the first base, and
The first base is rotatably arranged in the second base.
Optionally, the bottom of the type chamber offers centre bore；
The welding tooling further includes connecting shaft, and the connecting shaft is arranged in the centre bore；The one of the connecting shaft
End is connect with the second base, and the other end is connect with the first base, and the first base can be relative to the company
Spindle rotation.
Optionally, compressing structure is provided in the first base, the compressing structure is used to provide the described first base
Towards the pressing force in the second base direction.
Optionally, the compressing structure includes elastic component, and the elastic component is arranged in the centre bore and for storing
The first base is pressed to the second base by elastic potential energy.
To achieve the above object, the present invention also provides a kind of welder, for realizing metal shell and with it is described
The welding between accessory that the contour structure of metal shell matches, the welder include:
Welding tooling described in any of the above embodiments is positioned at institute for metal shell described in clamping and by the accessory
It states on metal shell；And bonding machine, for the accessory to be welded on the metal shell.
Accessory (such as heat insulating belt) is accurately positioned onto metal shell by means of welding tooling for above-mentioned welder,
To realize the welding between metal shell and the accessory to match with the contour structure of the metal shell.It does so
Not only the welding position precision of accessory is high, but also carries out auxiliary positioning without configuring Multi-freedom-degreemanipulator manipulator, therefore, processing
It is at low cost.
Accessory is welded on metal shell by above-mentioned welder by bonding machine, and bonding machine can be hand-held
Bonding machine, processing cost is low, and welds flexible and convenient operation, and welding efficiency is high.
Above-mentioned first auxiliary body preferably includes bracket, and bracket more preferably includes location structure, and wherein location structure can
Including loading end and the positioning region being arranged on loading end, and is formed and had the gap between positioning region and the inner wall of metal shell.It is practical
In operation, as long as by accessory inserted into gap and being placed on loading end, the inner wall of accessory and metal shell can be made
It fits closely, the welding positioning accuracy for doing so accessory is high, and location structure is simple, and the clamping of accessory is also very
It is convenient.
Above-mentioned positioning region preferably includes several columns, is reserved with space between each column and the inner wall of metal shell and carrys out shape
At the gap, while the position of the pad of the position and accessory of column corresponds, and does so convenient for operator's root
The optimum welding position of accessory is quickly found out according to the instruction of column, welding operation is more convenient, and welding efficiency is higher.
Pedestal in above-mentioned welding tooling is preferably rotatable, more preferably manual actuation base rotation, since pedestal can turn
It is dynamic, enable the operator to it is more acurrate, more rapidly find optimum welding position, therefore, welding is more convenient, and efficiency is also higher.
Detailed description of the invention
Attached drawing for a better understanding of the present invention, does not constitute an undue limitation on the present invention.Wherein:
Fig. 1 a is the exploded view of the shell used on existing pacemaker；
Fig. 1 b is the partial enlarged view that existing shell is configured with heat insulating belt；
Fig. 1 c is the existing decomposition diagram for needing to weld heat insulating belt on wherein a piece of shell；
Fig. 2 is the decomposition diagram of the welding tooling of one embodiment of the invention；
Fig. 3 is the structural schematic diagram of the first base of one embodiment of the invention；
Fig. 4 a is the top view of the bracket of one embodiment of the invention；
Fig. 4 b is the main view of the bracket of one embodiment of the invention；
The bracket and the schematic diagram after metal shell assembling that Fig. 5 is one embodiment of the invention；
Fig. 6 is the structural schematic diagram of the lid of one embodiment of the invention；
Fig. 7 is the axial section that the first base of one embodiment of the invention is arranged in second base, wherein entire bottom
Seat constitutes the lower electrode in resistance welding machine；
Fig. 8 a~Fig. 8 d is the assembling process schematic diagram of the welding tooling of one embodiment of the invention respectively；
Fig. 8 e~Fig. 8 f is the structural schematic diagram that the welding tooling of one embodiment of the invention is completed respectively, wherein utilizing
Electrode carries out multi-point welding to heat insulating belt；
Fig. 8 g is the schematic diagram for removing bracket from metal shell of one embodiment of the invention.
In figure:
1, the shell that 2- two panels matches；
3- heat insulating belt；
100- welding tooling；
110- pedestal；110a- first base；110b- second base；111- type chamber；112- pin hole；113- centre bore；
114- connecting shaft；The head S-；
120- bracket；121- column；122- loading end；123- handle；Two elastic arms of 123a, 123b-；The gap 124-；
130- lid；131- hollow-out parts；132- pin shaft；133- protrusion；
140- cable；
150- screw；
160- elastic component；
200- metal shell；
300- heat insulating belt；
400- component；
500- electrode.
The same or similar component is indicated with different appended drawing references in attached drawing.
Specific embodiment
To keep the purpose of the present invention, advantages and features clearer, the present invention is made below in conjunction with attached drawing further detailed
Explanation.It should be noted that attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, apparent
The purpose of the ground aid illustration embodiment of the present invention.
As used in the specification and the appended claims, singular "a", "an" and "the" includes
Plural reference, in addition in addition non-content explicitly points out.As used in the specification and the appended claims, term "or"
Usually carried out with including the meaning of "and/or" using, in addition in addition non-content explicitly points out.As in this specification and institute
Used in attached claim, term it is " several " be usually carried out with including the meaning of " one or more " using
, in addition in addition non-content explicitly points out.
Core of the invention thought is to provide a kind of welder, for realizing metal shell and with the metal-back
The welding between accessory that the contour structure of body matches.In the present invention, metal shell is may be implemented in the welder
And the welding between the inside accessory to match with the in-profile structure of the metal shell, metal-back also may be implemented
Welding between body and the external auxiliary component to match with the exterior contour structure of the metal shell.Here, in-profile
Structure includes but is not limited to the inner wall of metal shell；Exterior contour structure includes but is not limited to the outer wall of metal shell, and interior
Portion's accessory, which refers to, needs to be packed into the intracorporal accessory of metal-back；And external auxiliary component refers to and is installed on metal shell
And the accessory outside metal shell is set.Welder of the invention can realize in welding field any metal shell and
The welding between accessory to match with the contour structure of the metal shell, therefore, metal shell includes but is not limited to be
The shell of implantable medical devices, and it is heat insulating belt that accessory, which includes but is not limited to,.In being described below, implantable medical devices
Only as example, the present invention will be described with pacemaker, but should not be in this, as limitation of the invention.The present invention
Metal shell be particularly applicable in the sealing shell of compact, spaces compact, light weight.And in the present invention, implanted
Medical instrument includes but is not limited to pacemaker, defibrillator, nerve stimulator, artificial cochlea etc..
Using pacemaker as signal, such as background technique, the wherein piece of metal shell in the shell of pacemaker
Need to weld heat insulating belt, on the one hand heat insulating belt is used to close auxiliary positioning when shell, to internal electron when on the other hand being used to weld
The high temperature protection of circuit.However, it is found by the inventors that existing in laser welding heat insulating belt, laser welding apparatus cost itself is just
Height, additionally, due to the particularity of laser, it is common to use Multi-freedom-degreemanipulator manipulator carries out auxiliary positioning, does so a larger increase weldering
Processing cost is connect, and entirely welding operation is also relatively complicated, welding efficiency is low.
Existing processing cost is high when in turn in order to overcome the problems, such as the accessories such as existing laser welding such as heat insulating belt,
The present invention provides a kind of welding tooling, the welding tooling can clamping wherein piece of metal shell and with the metal shell
Accessory can be accurately positioned onto metal shell, do so, can avoid passing through by the accessory that contour structure matches
Multi-freedom-degreemanipulator manipulator carries out auxiliary positioning, so that welding processing cost be effectively reduced.
When accessory and metal shell be soldered tool locating it is good after, i.e., using bonding machine realize metal shell and
Welding between accessory.And bonding machine of the invention is mainly hand-held welder, and hand-held welder can be electricity
Welding resistance picks, and is also possible to hand-hold type fiber laser bonding machine, such as optical-fiber laser bonding machine configured with hand-holdable pen type electricity
Pole facilitates and realizes that any part welds at any angle, and compared with traditional laser-beam welding machine, processing cost is lower, and welds
It is more flexible, conveniently to connect operation, while welding efficiency is high.
Welding tooling of the invention specifically includes pedestal and the first auxiliary body, more preferably further includes the second auxiliary body.
Wherein the pedestal has type chamber, and the type chamber is for metal shell described in clamping.First auxiliary body be used for it is described
Metal shell matches, to limit welding position of the accessory on the metal shell, to make the assisted parts
Part is maintained at specified position and posture.First auxiliary body preferably includes the bracket for capableing of flexible deformation, the bracket
It can be bonded with the inner wall of the metal shell or outer wall, to realize the cooperation of the first auxiliary body and metal shell, in this way
It is simple to do structure, it is convenient for mounting and clamping.The bracket more preferably includes location structure, and the location structure preferably includes loading end and determines
Position portion, the welding and assembling height of the accessory can be limited by the loading end, and can make the auxiliary by the positioning region
The wall of component and the metal shell fits closely, and does so positioning simply and conveniently.
Further, second auxiliary body preferably includes lid, can conveniently be limited by the lid described
Accessory, so that the accessory is remain stationary relative to the metal shell, to prevent accessory from welding
Occur the problem of play up and down in journey, do so and guaranteeing welding position precision simultaneously, also makes to weld more convenient operation.
Next figure and specific embodiment are combined, welding tooling proposed by the present invention and welder are made into one
The explanation of step.In the following description, it is assumed that accessory be heat insulating belt come illustrate welding tooling metal shell easy to accomplish and
The clamping of the inside accessory to match with the in-profile structure of the metal shell, and internal accessory easy to accomplish with
The welding of metal shell, but those skilled in the art should can modify be described below be applied to be not heat insulating belt feelings
Condition, while the external auxiliary that can be also applied to metal shell and match with the exterior contour structure of the metal shell
Welding between component.
As shown in Fig. 2, the embodiment of the invention provides a kind of welding tooling 100, including pedestal 110 and the first auxiliary machine
Structure, first auxiliary body preferably include bracket 120, it is furthermore preferred that welding tooling 100 further includes the second auxiliary body, institute
It states the second auxiliary body and is preferably comprised lid 130.
As shown in figure 3, pedestal 110 has type chamber 111 (as being arranged in upper surface), type chamber 111 is to be welded for clamping
Metal shell 200.Herein, it should be appreciated that dawn, metal shell 200 here are mainly one in the sealing shell of implantable medical devices
Piece metal shell, after welding heat insulating belt 300, which also needs mutually to weld with another metal shell, finally
Just obtain required sealing shell.In the present embodiment, the material of metal shell 200 includes but is not limited to pure titanium.In addition, type chamber
111 shape preferably matches with metal shell 200, this spline structure is simple, convenient for mounting and clamping.However, in other embodiments, type
The shape of chamber 111 can also be different from metal shell 200, as long as metal shell 200 can be limited, prevent it relative to pedestal 110
Movement.
Bracket 120 is used for clamping to metal shell 200, and clamping arrives bracket 120 more preferably in a manner of being elastically engaged
It is convenient for mounting and clamping on metal shell 200.In the present embodiment, flexible deformation and metal shell 200 that bracket 120 passes through itself
Inner wall fitting and clamping, and can shrink and separate it with the inner wall of metal shell 200.Specifically, bracket 120 is by elasticity
Material is made, and can be metallic resilient material or non-metallic elastic material, preferably engineering plastics (PC), and the cost of material is low, and adds
Work also facilitates, and can such as be formed by mold injection.If bracket 120 is made of elastic insulating material, can also be provided electric exhausted
Edge and facilitate realization electric resistance welding.Then, facilitated using flexible deformation and be quickly packed into bracket 120 among metal shell 200, clamping
It is high-efficient.
As shown in fig. 4 a, bracket 120 has an outer peripheral surface (not marking), can be bonded simultaneously with the inner wall of metal shell 200
Clamping does so the supporting role on the one hand played to metal shell 200, prevents metal shell 200 from occurring in the welding process
It deforms and influences welding, on the other hand also facilitate striking 200 after welding, and do so the assembly precision of bracket 120
Height can effectively ensure that the welding position precision of heat insulating belt 300.And in order to make bracket 120 that there is good elasticity, bracket 120
On be additionally provided with several hollow out cavitys, but the quantity, shape and distribution mode of hollow out cavity are not limited specifically, as long as
Enable 120 contraction distortion of bracket.Bracket 120 is more preferably open ring structure, i.e., the outer peripheral surface of bracket 120 is in week
At least two sections are divided into upwards, so that it also has certain retractility in the circumferential, it is different in the margin of tolerance to adapt to
The housing cavity of size, it is ensured that the inner wall of bracket 120 and metal shell 200 is fitted close.
In conjunction with shown in Fig. 2 and Fig. 5, heat insulating belt 300 by location and installation on bracket 120, specifically, bracket 120 includes fixed
Bit architecture accurately limits welding position of the heat insulating belt 300 on metal shell 200 by location structure, it is furthermore preferred that logical
Crossing location structure can also ensure that heat insulating belt 300 and the inner wall of metal shell 200 fit closely.In welding process, due to heat-insulated
It is fitted closely with 300 with the inner wall of metal shell 200, so that the size of metal shell inner cavity can satisfy assembly and want after welding
Ask, be unlikely to because be bonded it is not close due to keep the inner cavity of metal shell too small and the external agencies such as electronic circuit can not be packed into and be sealed
Shell.Certainly, it is not limited to place electronic circuit in sealing shell.
As shown in figures 4 a and 4b, the location structure preferably includes loading end 122 and is set on loading end 122 to determine
Position portion (does not mark).The outer peripheral surface of loading end 122 and bracket 120 is adjacent and for carrying heat insulating belt 300, to limit heat insulating belt
300 welding and assembling height on metal shell 200.Herein, see Fig. 1 b, due to the bottom of metal shell be formed with it is biggish fall
Fillet, so that the bottom that heat insulating belt 300 can not extend to metal shell is welded, therefore, it is necessary to the areas on rounded corner
Heat insulating belt 300 is welded in domain, so heat insulating belt 300 has certain height relative to the intracavity bottom of metal shell 200.It is described fixed
Position portion is then set on loading end 122 and forms gap 124 (refering to Fig. 5) between the inner wall of metal shell 200, and heat insulating belt
It is positioned among 300 inserted into gap 124, fits closely heat insulating belt 300 and the inner wall of metal shell 200.
With continued reference to Fig. 4 a and Fig. 4 b, the positioning region preferably includes several columns 121, is positioned apart from loading end
Space is reserved on 122, and between each column 121 and the inner wall of metal shell 200 to form the gap 124.Gap 124
Size is not answered excessive to allow to be inserted into heat insulating belt 300, and the appearance of heat insulating belt 300 and inner wall is avoided to be bonded untight ask
Topic.In addition, the quantity of column 121 is preferably consistent with the quantity of the pad of heat insulating belt 300.In the present embodiment, need to every
The torrid zone 300 carries out 360 ° of welding, therefore pad answers 360 ° of distributions, so that the also 360 ° of distributions of column 121.
Fig. 5 further illustrates the situation after bracket 120 and the assembling of metal shell 200, as shown in figure 5, first by bracket
120 are pressed among the inner cavity of metal shells 200 simultaneously elastic locking, and then heat insulating belt 300 is inserted into column 121 and metal shell 200
Inner wall between gap 124 in and be placed on the loading end 122 of bracket 120 (refering to Fig. 8 b).Therefore, the thickness of bracket 120
Degree has just determined welding and assembling height of the heat insulating belt 300 on metal shell 200, and gap 124 then defines heat insulating belt 300 and metal
The position that shell 200 fits can be accurately placed in heat insulating belt 300 on metal shell 200.Except this it
Outside, column 121 can also in the radial upper limit heat insulating belt 300 of housing cavity, make in welding process heat insulating belt 300 always with gold
The inner wall for belonging to shell 200 fits closely and tight.Further, the position of the pad of the position of column 121 and heat insulating belt 300
Set one-to-one correspondence, to be welded near column 121, weld in this way it is more convenient, it is more efficient.
In addition, lid 130 limits heat insulating belt 300 for being arranged on pedestal 110, prevent heat insulating belt 300 from welding
Occurs the problem of play up and down in journey.
Fig. 6 shows the internal structure of lid 130, as shown in fig. 6, the centre of lid 130 is formed with the hollow-out parts of perforation
131, the bracket of metal shell 200 and loading metal shell 200 that hollow-out parts 131 are used to expose clamping on pedestal 110
120 and be packed into metal shell 200 heat insulating belt 300, welded with will pass through hollow-out parts 131 to heat insulating belt 300.Hollow-out parts
131 shape can be identical as the shape of metal shell 200 or not identical, as long as its welding for not influencing heat insulating belt 300.
Further, lid 130 preferably covers on pedestal 110, i.e., there is lid 130 cavity can be set in pedestal 110
On.Further, at least one pin shaft 132 is provided on lid 130, for at least one pin hole 112 on pedestal 110
Cooperate (refering to Fig. 3), to limit lid 130 and pedestal 110, can be rotated lid 130 not in the circumferential.
In an alternate embodiment, pin hole can also be set on lid 130, and pin shaft is set on pedestal 110, in this way
The limit of lid in the circumferential can also be realized by doing.As for the limit of lid 130 in the axial direction, welding for operating easily,
Cheng Zhong preferably manually compresses lid 130, after the completion of welding in this way, directly takes out lid, convenient for disassembly and assembly.Certainly, exist
In other embodiments, lid 130 can also be locked by screw and pedestal 110, only need to dismantle screw, be operated more numerous
It is trivial.
With continued reference to Fig. 6, the edge of hollow-out parts 131 has extended to form at least two protrusions to the center of hollow-out parts 131
133.At least two protrusions 133 along hollow-out parts 131 edge arranged for interval, and be used for and the heat insulating belt 300 on bracket 120
(being packed into the heat insulating belt 300 of metal shell 200) contact is to compress heat insulating belt 300, to prevent about 300 play of heat insulating belt.
Certainly, protrusion 133 and the position of column 121 are staggered, and block welding position to avoid protrusion 133.But the shape of protrusion 133
It is not required.
Further, pedestal 110 preferably can be rotated, and the more preferable rotation of manual actuation pedestal 110 is so that it is convenient to operator's hand
The welding position of dynamic adjustment heat insulating belt 300, allow the operator to it is more acurrate, more rapidly find optimum welding position so that weldering
More convenient operation is connect, efficiency is also higher.
Further, as shown in fig. 7, pedestal 110 specifically includes first base 110a and second base 110b, the first bottom
Seat 110a is rotatably arranged on second base 110b, and wherein first base 110a is provided with type chamber 111.Here, by first
Pedestal 110a is arranged on second base 110b, and rotating operator, first base 111a is more convenient, and efficiency is also higher, such as
Light material, such as aluminium can be selected in first base 110a, and heavier material, such as iron can be selected in second base 110b.Wherein
First base 110a can electric drive, can also manual actuation, preferred manual driving.If electric drive, on second base 110b
Mountable motor driven first base 110a rotation.And welding tooling 100 further includes connecting shaft 114, make first base 110a around
The rotation of one connecting shaft 114.
As shown in fig. 7, in some embodiments, the bottom of type chamber 111 offers centre bore 113, centre bore 113 from first
Pedestal 110a extends to second base 110b, but centre bore 113 both can penetrate through second base or not penetrate through second base.Connection
Axis 114 is arranged in centre bore 113, and connecting shaft 114 can be rotated relative to second base 110b, while connecting shaft 114 and
One pedestal 110a keeps opposing stationary, by the way that connecting shaft 114 is connected motor, can be rotated by motor driven connecting shaft 114
And first base 110a is driven to rotate together.
In an alternate embodiment, connecting shaft 114 can also be fixed on second base 110b, and connecting shaft 114
It is rotatablely connected with first base 110a, is such as threadedly coupled, first base 110a is enable to rotate relative to connecting shaft 114, at this point,
Can manual actuation first base 110a relative to second base 110b rotate, be conducive to operator so as needed to welding position
It sets and makes accurate and quick adjustment.
As previously mentioned, welding tooling 100 can be applied to laser welding, resistance welding can also be applied to.
When welding tooling 100 is applied to resistance welding, entire pedestal 110 is made by conductive metal material, example
If the material of first base 110a is aluminium, the material of second base 110b is iron, and since aluminium is lighter, and iron is heavier, takes in this way
With facilitating operator that first base 110a is driven to rotate on second base 110b, operate more comfortable.Certainly, first base with
The material of second base is not limited only to aluminium and iron, other can bring the material of identical/similar technique effect to be also applied for this hair
It is bright.Specifically, entire pedestal 110 constitutes a lower electrode of resistance welding machine, so that resistance welding machine passes through upper part electrode
By 300 resistance welding of heat insulating belt on the inner wall of metal shell 200, at this point, lid 130 and bracket 120 are insulator.This
Outside, as shown in Fig. 2, second base 110b is also connected with cable 140, cable 140 is not limited by screw 150 and is fixed on second base
On 110b.Cable 140 is further connect with one of electrode tip holder of resistance welding machine, and pedestal 110 can be made to form electric resistance welding
The lower electrode to pick.In resistance welding, since electric current is usually smaller, even if therefore it is also safety that entire pedestal, which is conductive structure,
's.
In order to ensure conductive reliability, compressing structure is preferably provided on first base 110a, the compressing structure is used
In providing pressing force of the first base 110a towards the direction second base 110b, so that two pedestals are in close contact and ensure conduction
Validity.Further, the compressing structure includes elastic component 160, and the centre bore 113 of pedestal 110 is arranged in elastic component 160
It is interior and for storing elastic potential energy, first base 110a is pressed to by second base 110b with this, compresses two pedestals.This implementation
In example, elastic component 160 is spring, but spring can be one, be also possible to two or two or more.
As shown in fig. 7, connecting shaft 114 is preferably bolt part and has a head part S, the wherein end of screw rod and second
Pedestal 110b is threadedly coupled, but first base 110a can be rotated relative to bolt.And the centre bore 113 of first base 110a is by structure
Cause T-shaped, i.e. it is two sections that centre bore 113, which is divided to, and one section is relatively large in diameter to form large diameter hole, and another section of diameter it is smaller and
Diameter holes are formed, the diameter of diameter holes is less than the diameter of large diameter hole, to place elastic component in the large diameter hole of centre bore 113
160, optionally, an elastic component 160 is sleeved on the screw rod, and in this way during bolt and second base 110b are tightened, makes bullet
Property 160 compressive deformation of part and store elastic potential energy, and then after bolt and second base 110b are tightened, since bolt is fixed,
So that elastic component 160 provides elastic force of the first base 110a towards the direction second base 110b, so that two pedestals be compressed.
However, in other embodiments, can also arrange at least two elastic components 160 around screw rod in the outside of screw rod, and with identical
Mode provides first base 110a towards the elastic force in the direction second base 110b.
As previously mentioned, bracket 120 and lid 130 are insulator in resistance welding, but specific material is not construed as limiting,
It can be engineering plastics (PC), be also possible to nylon (PA).
Further, when welding tooling 100 is applied to laser welding, the material of above structure is not wanted particularly
Ask, i.e., lid 130, pedestal 110 and bracket 120 can be electric conductor, be also possible to insulator, but in this case, cable 140,
Screw 150 and elastic component 160 can remove, that is to say, that two pedestals do not need to be in close contact, and do not need configuration pressure certainly yet
Locking structure, and the centre bore 113 of pedestal 110 is directly configured to the identical hole of diameter, while connecting shaft 114 is without band
There are head part S and only a screw rod.
It is further described below in conjunction with assembling process of the attached drawing to welding tooling 100.
Firstly, as shown in Figure 8 a, the direction indicated by the arrow A1 of bracket 120 being fitted into metal shell 200 and being compressed；
Here, metal shell 200 can in advance clamping on pedestal 110, can also after assembling bracket and heat insulating belt clamping to pedestal
On 110；
Later, as shown in Figure 8 b, the column 121 by heat insulating belt 300 on the insertion of the direction indicated by arrow A2 bracket 120
In gap 124 between metal shell inner wall, component 400 shown in Fig. 8 c is obtained；
Then, as shown in figure 8d, component 400 shown in Fig. 8 c is entirely put into the type chamber 111 of pedestal 110；
Then, as shown in figure 8d, by lid 130, pedestal 110 is inserted in the direction indicated by the arrow A3, and by pin shaft 132
After insertion pin hole 112 is had good positioning, can compress heat insulating belt 300 prevents it to moving up and down, and finally obtains knot shown in Fig. 8 e
Structure.
Finally, 360 ° of multi-point welding, weldering are carried out to heat insulating belt 300 using electrode 500 shown in Fig. 8 e and Fig. 8 f
When connecing welding position can be selected according to the instruction of column 121.Wherein, electrode 500 can be the upper electrode in resistance welding machine,
Compared to laser welding, the cost of resistance welding is low, and can realize that any part welds at any angle to heat insulating belt 300,
Be conducive to weld complex product.Certainly, electrode 500 is also possible to the electricity of the pen type in hand-hold type fiber laser bonding machine
Pole, compared with traditional laser-beam welding machine, such operation mode is more convenient for the welding of complex product, but also laser welding exists
Field operation becomes possible, and hand-held welding can realize that any part welds at any angle to heat insulating belt 300, weld
It is more convenient, and Multi-freedom-degreemanipulator manipulator is not necessarily to complete to weld, therefore cost is lower.
After welding has been completed, lid 130 is removed, at this time because the effect of heat insulating belt 300, bracket 120 is existed by entire card
Inside metal shell.In order to facilitate striking 120, handle 123 is also provided on bracket 120, by holding bracket 120
On handle 123 can rapidly take out component 400 is whole.Such as illustrated in fig.8g, the direction indicated by the arrow A4 to
The inside of bracket 120 presses handle 123, keeps bracket 120 whole to contract, can take bracket 120 from metal shell 200
Under.
In the present embodiment, handle 123 includes two the elastic arm 123a and 123b (refering to Fig. 5) being oppositely arranged, two bullets
Property arm 123a and 123b at the same time pressing by external force when can simultaneously to the internal motion of bracket 120 and drive bracket 120 to
Contract, structure is simple, easy to operate.Certainly, in clamping, handle 123 can also be used by bracket 120 and be pressed into metal shell
Among 200, clamping is more laborsaving.However the present invention is not construed as limiting the quantity of elastic arm, as long as can be made by means of elastic arm
Bracket is realized bracket and the cooperation of metal shell to contract and is separated.
Further, the embodiment of the present invention also provides a kind of welder, welding tooling 100 and weldering including the present embodiment
It picks.Metal shell 200 and the heat insulating belt 300 cooperated with the inner wall of metal shell 200 are realized by welding tooling 100
Clamping, ensure that the welding position precision of heat insulating belt 300, and be realized between metal shell 200 and heat insulating belt 300 by bonding machine
Welding, do so, welding heat insulating belt 300 and when metal shell 200, without configure Multi-freedom-degreemanipulator manipulator assist it is fixed
Position, therefore, processing cost is low.Particularly, the bonding machine of the present embodiment is preferably hand-held welder, facilitates realization any part
It welds at any angle, compared with traditional laser-beam welding machine, processing cost is lower, and it is more flexible, conveniently to weld operation, together
When welding efficiency it is high.
In addition, by the way that heat insulating belt is inserted into the gap between bracket and metal shell inner wall, it can be ensured that in welding process
The inner wall of heat insulating belt and metal shell fits closely always, the welding position precision that can ensure that heat insulating belt is done so, to guarantee
The size of metal shell inner cavity can satisfy matching requirements after welding, so as to improve solder yield, reduce production cost.
Finally, the mode of welding frock clamping metal shell and heat insulating belt is described in detail in above-described embodiment, when
So, the present invention includes but is not limited to installation way cited in above-mentioned implementation, any in clamping provided by the above embodiment
The content converted on the basis of mode belongs to the range that the present invention is protected.Those skilled in the art can be according to above-mentioned
The content of embodiment is drawn inferences about other cases from one instance.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Range.
Claims (17)
1. a kind of welding tooling, the assisted parts to match for realizing metal shell and with the contour structure of the metal shell
Welding between part, which is characterized in that the welding tooling includes:
Pedestal has type chamber, and the type chamber is for metal shell described in clamping；And
First auxiliary body, for being matched with the metal shell, to limit the accessory on the metal shell
Welding position.
2. welding tooling according to claim 1, which is characterized in that further include the second auxiliary body, with the pedestal
It matches, to limit the accessory, so that the accessory is remain stationary relative to the metal shell.
3. welding tooling according to claim 2, which is characterized in that second auxiliary body includes lid, the lid
Son has hollow-out parts, and the hollow-out parts expose the metal shell and the loading metal shell of clamping on the base
The first auxiliary body and be packed into the accessory of the metal shell；
Wherein: the edge of the hollow-out parts has extended to form at least two protrusions, at least two institutes to the center of the hollow-out parts
Protrusion is stated along the edge arranged for interval of the hollow-out parts, and for contacting with the accessory for being packed into the metal shell to press
The tight accessory.
4. welding tooling according to claim 3, which is characterized in that the lid has cavity, and the lid is for covering
If on the base；
One in the lid and the pedestal is provided at least one pin shaft, another is provided at least one pin hole, institute
Pin shaft is stated for being inserted into the pin hole, so that the lid keeps circumferentially opposed static relative to the pedestal.
5. welding tooling according to claim 1 or 2, which is characterized in that first auxiliary body includes bracket, described
Bracket can be bonded with the wall of the metal shell, and the bracket being capable of flexible deformation.
6. welding tooling according to claim 5, which is characterized in that the bracket has outer peripheral surface, is used for and the gold
Belong to the inner wall fitting of shell, and the bracket includes location structure, the location structure is for limiting the accessory in institute
State the welding position on metal shell.
7. welding tooling according to claim 6, which is characterized in that the location structure includes loading end and positioning region；
The loading end and outer peripheral surface adjoining simultaneously are used to carry the accessory, to limit the accessory described
Welding and assembling height on metal shell；The positioning region is set on the loading end and is formed between the inner wall of the metal shell
It has the gap, the gap is bonded the accessory and the inner wall of the metal shell for plugging the accessory.
8. welding tooling according to claim 7, which is characterized in that the positioning region includes several columns, several described
Column arranged for interval, and the gap is formed between each column and the inner wall of the metal shell, it is several described vertical
The position of column corresponds respectively to the pad of the accessory.
9. welding tooling according to claim 6, which is characterized in that the outer peripheral surface of the bracket is divided into the circumferential
At least two sections.
10. welding tooling according to claim 6, which is characterized in that the bracket includes handle, for by external force
Pressing when drive the bracket to contract so that the bracket is separated with the inner wall of the metal shell.
11. welding tooling according to claim 10, which is characterized in that the handle includes elastic arm, the elastic arm
Be configured as the pressing by external force and to the internal motion of the bracket, to drive the bracket to contract.
12. welding tooling according to claim 5, which is characterized in that the bracket is insulator, and the pedestal is to lead
Electric body；
Wherein: the pedestal is used to constitute the lower electrode of resistance welding machine, so that the resistance welding machine passes through upper part electricity
The accessory is welded on the metal shell by pole.
13. welding tooling according to claim 1 or 2, which is characterized in that the pedestal includes first base and the second bottom
Seat, the type chamber is disposed on the first base, and the first base is rotatably arranged in the second base.
14. welding tooling according to claim 13, which is characterized in that the bottom of the type chamber offers centre bore；
The welding tooling further includes connecting shaft, and the connecting shaft is arranged in the centre bore；One end of the connecting shaft with
The second base connection, the other end is connect with the first base, and the first base can be relative to the connecting shaft
Rotation.
15. welding tooling according to claim 14, which is characterized in that it is provided with compressing structure in the first base,
The compressing structure is used to provide the described first base towards the pressing force in the second base direction.
16. welding tooling according to claim 15, which is characterized in that the compressing structure includes elastic component, the bullet
Property part be arranged in the centre bore and for storing elastic potential energy, the first base is pressed into the second base.
17. a kind of welder, the auxiliary to match for realizing metal shell and with the contour structure of the metal shell
Welding between component, which is characterized in that the welder includes:
Welding tooling as described in any one of claim 1-16, for metal shell described in clamping and by the accessory
It is positioned on the metal shell；And
Bonding machine, for the accessory to be welded on the metal shell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551266.8A CN110142558B (en) | 2019-06-24 | 2019-06-24 | Welding tool and welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551266.8A CN110142558B (en) | 2019-06-24 | 2019-06-24 | Welding tool and welding device |
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| CN110142558A true CN110142558A (en) | 2019-08-20 |
| CN110142558B CN110142558B (en) | 2022-01-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09246365A (en) * | 1996-03-11 | 1997-09-19 | Dainippon Printing Co Ltd | Substrate holding jig |
| CN203390458U (en) * | 2013-07-31 | 2014-01-15 | 广东欧珀移动通信有限公司 | Digital product metal housing welding fixture |
| CN205915230U (en) * | 2016-06-29 | 2017-02-01 | 蓝思科技股份有限公司 | Inflation formula self -holding positioner |
| CN208084215U (en) * | 2018-04-10 | 2018-11-13 | 东莞市泓晟橡胶制品有限公司 | Working piece positioning device |
| CN208496112U (en) * | 2018-06-19 | 2019-02-15 | 鹰潭万成光学科技有限公司 | A kind of stainless steel sheet frame fixture for continuous laser bonding machine |
-
2019
- 2019-06-24 CN CN201910551266.8A patent/CN110142558B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09246365A (en) * | 1996-03-11 | 1997-09-19 | Dainippon Printing Co Ltd | Substrate holding jig |
| CN203390458U (en) * | 2013-07-31 | 2014-01-15 | 广东欧珀移动通信有限公司 | Digital product metal housing welding fixture |
| CN205915230U (en) * | 2016-06-29 | 2017-02-01 | 蓝思科技股份有限公司 | Inflation formula self -holding positioner |
| CN208084215U (en) * | 2018-04-10 | 2018-11-13 | 东莞市泓晟橡胶制品有限公司 | Working piece positioning device |
| CN208496112U (en) * | 2018-06-19 | 2019-02-15 | 鹰潭万成光学科技有限公司 | A kind of stainless steel sheet frame fixture for continuous laser bonding machine |
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| Publication number | Publication date |
|---|---|
| CN110142558B (en) | 2022-01-28 |
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