CN110091026A - Coupler automatic welding device - Google Patents
Coupler automatic welding device Download PDFInfo
- Publication number
- CN110091026A CN110091026A CN201910355022.2A CN201910355022A CN110091026A CN 110091026 A CN110091026 A CN 110091026A CN 201910355022 A CN201910355022 A CN 201910355022A CN 110091026 A CN110091026 A CN 110091026A
- Authority
- CN
- China
- Prior art keywords
- contact
- welding
- conductive sheet
- pedestal
- plumb joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/02—Soldering irons; Bits
- B23K3/025—Bits or tips
- B23K3/026—Removable soldering bits
-
- 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
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/085—Cooling, heat sink or heat shielding 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The invention discloses a kind of coupler automatic welding devices, including welding mechanism and carrier, carrier includes to the welding groove for forming support positioning at the riveting between conductive sheet and power supply line one end, cooperate the conducting block contacted with conductive sheet, the welding mechanism includes rack and the plumb joint that is arranged on bracket, conductive contact and driving assembly, plumb joint and conductive contact are mutually electrically connected with welding circuit positive and negative anodes respectively, plumb joint can be driven by driving assembly and the riveting between conductive sheet and power supply line one end is pressed in welding groove, the conductive contact can be driven by driving assembly and is pressed on the conducting block.The configuration of the present invention is simple is capable of at the riveting of the copper wire part of connecting terminal and branch line to conductive sheet and carries out automatic welding, improves production efficiency.
Description
Technical field
The present invention relates to a kind of coupler automatic welding devices.
Background technique
Coupler is commonly used for the electrical connecting unit on the household electrical appliance pedestal such as electric kettle or wall-breaking machine, as
As disclosed in CN204067589U, coupler generally comprises pedestal made of plastic cement and the power supply for being connected to pedestal
Line, there are three conductive sheet, three conductive sheets respectively correspond ground wire, firewire and zero curve setting, power supply line and then wrap for setting on pedestal
Bus and three branch lines are included, three branch lines are isolated from bus one end and are correspondingly connected with three conductive sheets, the bus other end
It is connected with plug.
Currently, coupler in the prior art, is inserted between conductive sheet and power supply line one end generally by connecting terminal
It taps into row to be electrically connected, needs to carry out peeling to the end of branch line before proceeding, and keep its copper wire part exposed, then outside copper wire
The second connecting terminal of blade inserting is then arranged in the first connecting terminal of connected slot formula, the connecting part of conductive sheet at dew part, leads to
It crosses the first plug wire terminal and the second connecting terminal is plugged and fixed, be conductively connected the two contact.However it carries out in this way
Connection needs that the first connecting terminal is first arranged at branch line, and production process is complex and costly, and its junction is easy quilt
Separation is pullled, or is loosened, poor contact is caused.Later applicant voluntarily has developed a kind of novel coupler, conductive
The connecting terminal of piece has riveting clasping structure, and the copper wire exposed portion of the connecting terminal of conductive sheet and branch line is directly passed through
Riveting welding manner is attached, and junction is not easy to fall off, and has better contact wire effect.But it is main at present to use
Manual type carries out riveting, welding, and efficiency is lower, is unfavorable for producing in batches, does not meet the demand of modern automation production.
During processing this novel coupler, first have to carry out tangent line to three branch lines, it is extra to remove
Part then carries out peeling to three branch lines, exposes the copper wire part of branch line, then could successively carry out riveting, welding etc.
Step.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of coupler automatic welding device, structure is simple, energy
Automatic welding is carried out at the riveting of the copper wire part of enough connecting terminals and branch line to conductive sheet, improves production efficiency.
To achieve the above object, the present invention provides a kind of coupler automatic welding device, including welding mechanism and
Carrier, carrier include to the welding groove and conductive sheet for forming support positioning at the riveting between conductive sheet and power supply line one end
Cooperate the conducting block of contact, the welding mechanism includes rack and the plumb joint being arranged on bracket, conductive contact and drive
Dynamic component, plumb joint and conductive contact are mutually electrically connected with welding circuit positive and negative anodes respectively, and plumb joint can be driven by driving assembly will
It is pressed in welding groove at riveting between conductive sheet and power supply line one end, the conductive contact can be driven by driving assembly and be pressed
Tightly on the conducting block.
The beneficial effects of the present invention are: before welding, by manually or mechanically arm mode in advance by conductive sheet and power supply line
Riveting between one end is disposed in welding groove, to form excellent support positioning.When welding, driving assembly driving plumb joint will be led
It is pressed at riveting between electric piece and power supply line one end on the first positioning region.In addition, driving assembly also drives conductive contact pressure
Tightly on conducting block, since plumb joint and conductive contact are mutually electrically connected with welding circuit positive and negative anodes respectively, and conducting block and conductive sheet
Contact is conductive, so that plumb joint, conductive sheet, conducting block, conductive contact and welding circuit are capable of forming circuit, utilizes resistance heat
Effect heating will melt at conductive sheet and branch line riveting and connect weldering, so can be realized after coupler staking process from
Dynamicization riveting, structure is simple, improves the production efficiency of coupler.
As a further improvement of the present invention, the carrier includes base stand location slot, bus clip slot, and base stand location slot is used
In constituting grafting location fit with pedestal, welding groove is used to carry out with plumb joint cooperation at each conductive sheet and branch line riveting
It compresses, bus clip slot is used to form bus one end support positioning.
By adopting the above technical scheme the advantages of, is: so that pedestal and bus one end is formed excellent support positioning, can prevent from leading
Deviate from from welding groove at electric piece and branch line riveting, improves stability.
As a further improvement of the present invention, the welding groove is provided on the conducting block.
By adopting the above technical scheme the advantages of is: welding groove is arranged on conducting block, and conductive sheet and branch line is made to rivet disposition
It can be conductively connected with conducting block while in welding groove.
As a further improvement of the present invention, the base stand location slot is by several concentric rings being arranged on the conducting block
Slot is constituted, and several concentric annular grooves can constitute grafting location fit with pedestal, and the two is when being mutually inserted on pedestal
Conductive sheet is contacted with conducting block and is electrically connected.
By adopting the above technical scheme the advantages of is: the setting of several concentric annular grooves can constitute grafting positioning with pedestal and match
It closes, improves the locating effect of pedestal, furthermore for the two while being mutually inserted, conductive sheet can also contact electricity with conducting block simultaneously
Even.
As a further improvement of the present invention, the plumb joint includes contact and the heat dissipation that contact upper end is arranged in
Block, the radiating block include the inner cavity passed through for coolant liquid, are provided with the entrance and exit being connected to inner cavity on the outside of radiating block.
By adopting the above technical scheme the advantages of is: coolant liquid can enter in inner cavity along entrance, and by inner cavity from out
Mouth outflow, can integrally cool down to radiating block and contact at approach inner cavity, prevent contact over hot melting, improve safety
Property and service life.
As a further improvement of the present invention, the radiating block is integrally cylindrical and includes base portion and upper cover, base portion
Upper end offers annular groove, and base portion is provided with the first through hole for contact upper end grafting positioning at the center of annular groove, described
Inner cavity is spliced to form by upper cover end face and annular groove, and the entrance and exit is arranged at upper cover and sets along annular groove central symmetry
It sets, the second through-hole for contact wiring is provided at upper cover center.
By adopting the above technical scheme the advantages of, is: it is relatively reasonable in structure using the splicing construction of base portion and upper cover, and be convenient for
Processing.First through hole is positioned for the grafting of contact upper end, since first through hole is arranged at the center of annular groove, and entrance and exit
It is arranged at upper cover and along annular groove center symmetric setting, so that radiating block is uniformly radiated contact upper end surrounding, mention
High heat dissipation effect.The setting of second through-hole is convenient for terminated line on contact.
As a further improvement of the present invention, the contact lower end can be slided up and down along the two sides inner wall of welding groove, touching
The lower end of head has recess portion, and direction is gradually deep towards the middle from its two sides for the recess portion.
By adopting the above technical scheme the advantages of is: the two sides inner wall of welding groove makes the fortune of contact for contact guiding movement
Dynamic direction is more acurrate, and the recess portion of contact lower end can be improved its contact area between conductive sheet and branch line at riveting, improves
Welding effect.
As a further improvement of the present invention, the rack includes pedestal, side skid, cross slide, longitudinal slide, institute
Stating driving assembly includes the first actuator, the second actuator, third actuator, fourth drive member, the first actuator setting
Between pedestal and side skid and for driving side skid lateral sliding, the second actuator is set to side skid and transverse direction
Between slide plate and for driving cross slide to slide back and forth, the setting of third actuator is used in combination between cross slide and longitudinal slide
Slided up and down in driving longitudinal slide, the plumb joint is fixed on longitudinal slide, fourth drive member setting in pedestal and
Between conductive contact and for driving conductive contact to move forward and backward.
By adopting the above technical scheme the advantages of, is: by the first actuator, the second actuator, third actuator cooperation energy
Enough realize the movement of plumb joint lateral, front and back and up and down direction, can successively at each conductive sheet and branch line riveting into
Row is compressed, is welded.
Detailed description of the invention
Fig. 1 is the structure chart of coupler product in the present invention；
Fig. 2 is the structure chart 1 of the embodiment of the present invention；
Fig. 3 is the structure chart 2 of the embodiment of the present invention；
Fig. 4 is the side view of the embodiment of the present invention；
Fig. 5 is the structure chart of plumb joint in the embodiment of the present invention；
Fig. 6 is plumb joint in the embodiment of the present invention along its axial cross-sectional view；
Fig. 7 is the structure chart of carrier in the embodiment of the present invention.
Specific embodiment
The novel coupler that applicant voluntarily researches and develops includes pedestal 1 made of plastic cement and connection as shown in Figure 1:
In setting on the power supply line 2 of pedestal 1, pedestal 1 there are three conductive sheet 11, three conductive sheets 11 respectively correspond ground wire, firewire and
Zero curve setting, power supply line 2 then includes bus 21 and three branch lines 22, and three branch lines 22 are isolated from 21 one end of bus and with three
The connecting terminal of a conductive sheet 11 is correspondingly connected with, and the connecting terminal of conductive sheet 11 has clasping structure, can be with the copper of branch line 22
Line exposed parts cooperate riveting connection, have 10 at riveting between conductive sheet 11 and branch line 22,21 other end of bus is connected with slotting
First 23, connecting terminal riveting, the welding of the copper wire exposed parts and conductive sheet 11 of 22 end of branch line respectively correspond firewire and zero curve
The junction of branch line be arranged with heat-shrink tube.Indicate junction structure between branch line and conductive sheet for clarity, in Fig. 1 not
Heat-shrink tube is shown.
The embodiment of coupler of the present invention automation riveting device is as illustrated in figs. 2-7: including welding mechanism 3 and carrier 4,
Carrier 4 includes the welding groove 41 and conduction for forming support positioning at the riveting between 2 one end of conductive sheet 11 and power supply line 10
The conducting block of the cooperation contact of piece 11, the welding mechanism 3 include rack 31 and the plumb joint 32 being arranged on bracket 31, conduction
Contact 33 and driving assembly, plumb joint 32 and conductive contact 33 are mutually electrically connected with welding circuit positive and negative anodes respectively, 32 energy of plumb joint
Riveting 10 between 2 one end of conductive sheet 11 and power supply line is pressed in welding groove 41 by enough driven by driving assembly, described to lead
Electrical contact 33 can be driven by driving assembly and is pressed on the conducting block.
The carrier 4 includes base stand location slot 42, bus clip slot 43, and base stand location slot 42 is used to constitute with pedestal 1 and insert
Location fit is connect, welding groove 41 is used to compress with the plumb joint 32 cooperation at each conductive sheet and branch line riveting 10, weld
The quantity of access slot 41 is corresponding with the quantity of conductive sheet 11 and branch line 22, and it is fixed that bus clip slot 43 is used to form support to 21 one end of bus
Position, bus clip slot 43 are preferably semicircle, and internal diameter is slightly less than the diameter of bus 21, enables the grafting with interference of 21 one end of bus
In bus clip slot 43.Carrier 4 further includes the socket 44 having with the cooperation grafting positioning of 2 other end plug of power supply line, socket 44
Setting can prevent 2 other end of power supply line from shaking.
In the present invention, the mode that is electrically connected of the conductive sheet 11 and conducting block is two kinds, the first is: by the welding groove
41 are provided on the conducting block, since 10 are located in Shi Yuqi inner wall in welding groove 41 and connect at conductive sheet and branch line riveting
Touching, conducting block can be electrically connected when being powered with conductive sheet 11,22 phase of branch line；Another kind is: the base stand location slot 42 is set by several
The concentric annular groove 421 set on the conducting block is constituted, several concentric 421 structures of annular groove and coupler routine use when institute
Cooperate connector (such as connector of the electric kettle thermoregulator) construction of grafting identical, grafting location fit can be constituted with pedestal 1,
Being spaced the annular protrusion formed between several concentric annular grooves 421 simultaneously can when base stand location slot 42 and pedestal 1 plug
It is in contact with the conductive sheet 11 on pedestal 1, so that conductive sheet 11 main body of the two when being mutually inserted on pedestal 1 can be with conduction
Block contact is electrically connected.Electric current can be flowed through along 11 main body of conductive sheet at conductive sheet and branch line riveting 10, thus also can be realized riveting
Connect the welding at place 10.In the present embodiment, above two scheme is combined, conducting block offers 41 He of welding groove by multiple respectively
The subconductivity block 44 of base stand location slot 42 splices composition, therefore while contacting with the cooperation of conductive contact 33, base stand location slot
42 and welding groove 41 can be powered simultaneously, bad problem can be avoided contact with as far as possible in this way.
The plumb joint 32 includes contact 321 and the radiating block 322 that 321 upper end of contact is arranged in, the radiating block
322 include the inner cavity 3221 passed through for coolant liquid, be provided on the outside of radiating block 322 entrance 3222 being connected to inner cavity 3221 and
Outlet 3223.What is be actually used cooperatively with the present invention should also include coolant liquid recirculation assembly (not shown), one
As include that the coolant liquid storage part connected by conduit, coolant liquid cooling segment and power section, power section will be cold
But the coolant liquid of liquid storage section is delivered in radiating block inner cavity along conduit and cools down to radiating block, the coolant liquid edge after heating
Conduit enters coolant liquid cooling segment and cools down, and finally comes back in coolant liquid storage part.
The radiating block 322 is whole cylindrical and includes base portion 322a and upper cover 322b, and upper cover 322b passes through screw
It is locked in the upper end base portion 322a, the upper end base portion 322a offers annular groove 3224, and base portion 322a is in annular groove 3224
The first through hole 3225 for 321 upper end grafting of contact positioning, 3225 inner wall of first through hole and 321 upper end four of contact are provided at the heart
All side wall thermal contact conductances, the inner cavity 3221 are spliced to form by the end face upper cover 322b and annular groove 3224, and the two stitching portion passes through
Glue or rubber form sealing, and the entrance 3222 and outlet 3223 are arranged at upper cover 322b and along 3224 center pair of annular groove
Claim setting, and then extend the flow distance of coolant liquid, the second through-hole for 321 wiring of contact is provided at the center upper cover 322b
3226, i.e. for being electrically connected between contact and welding circuit, the second through-hole 3226 is connected to the second through-hole 3226 with first through hole 3225
Setting.
321 lower end of contact can be slided up and down along the two sides inner wall of welding groove 41, and the lower end of contact 321 has recess portion
3211, direction is gradually deep towards the middle from its two sides for the recess portion 3211.
The rack 31 includes pedestal 311, side skid 312, cross slide 313, longitudinal slide 314, the driving group
Part includes the first actuator 51, the second actuator 52, third actuator 53, fourth drive member 54, and first actuator 51 is set
It sets between pedestal 311 and side skid 312 and for driving 312 lateral sliding of side skid, the second actuator 52 is set to
Between side skid 312 and cross slide 313 and for driving cross slide 313 to slide back and forth, the setting of third actuator 53 exists
Between cross slide 313 and longitudinal slide 314 and for driving longitudinal slide 314 to slide up and down, the plumb joint 32 is fixed on
On longitudinal slide 314, longitudinal slide 314 includes the mounting hole for cooperating socket positioning with radiating block 322, the fourth drive member
54 are arranged between pedestal 311 and conductive contact 33 and for driving conductive contact 33 to move forward and backward.Pass through above structure, welding
First 32 can be moved to by driving in each welding groove 41, and complete at each conductive sheet and branch line riveting 10 welding.Described second
Actuator 52, third actuator 53, fourth drive member 54 are preferably cylinder, and first actuator 51 preferably obtains as driving mould
Group, cylinder generally has there are two telescopic location, and drives mould group then and can be positioned at any telescopic location, so as to weld
First 32 accurately switch welding between each welding groove 41.
Above example, only one kind of the present invention preferably specific example, those skilled in the art are in the technology of the present invention side
The usual variations and alternatives carried out within the scope of case are included in protection scope of the present invention.
Claims (8)
1. a kind of coupler automatic welding device, it is characterised in that: including welding mechanism and carrier, carrier includes to leading
The welding groove of support positioning is formed at riveting between electric piece and power supply line one end, cooperates the conducting block contacted, institute with conductive sheet
Stating welding mechanism includes rack and the plumb joint being arranged on bracket, conductive contact and driving assembly, plumb joint and conduction
Contact is mutually electrically connected with welding circuit positive and negative anodes respectively, plumb joint can be driven by driving assembly by conductive sheet and power supply line one end it
Between riveting at be pressed in welding groove, the conductive contact can by driving assembly drive be pressed on the conducting block.
2. coupler automatic welding device according to claim 1, it is characterised in that: the carrier includes that pedestal is fixed
Position slot, bus clip slot, base stand location slot are used to constitute grafting location fit with pedestal, and welding groove is used to cooperate with the plumb joint
To compressing at each conductive sheet and branch line riveting, bus clip slot is used to form bus one end support positioning.
3. coupler automatic welding device according to claim 1 or 2, it is characterised in that: the welding groove is provided with
On the conducting block.
4. coupler automatic welding device according to claim 1 or 2, it is characterised in that: the base stand location slot by
Several concentric annular grooves being arranged on the conducting block are constituted, and several concentric annular grooves can constitute grafting positioning with pedestal and match
It closes, and conductive sheet of the two when being mutually inserted on pedestal is contacted with conducting block and be electrically connected.
5. coupler automatic welding device according to claim 1, it is characterised in that: the plumb joint includes contact
And the radiating block of contact upper end is set, the radiating block includes the inner cavity passed through for coolant liquid, setting on the outside of radiating block
There is the entrance and exit being connected to inner cavity.
6. coupler automatic welding device according to claim 5, it is characterised in that: the radiating block is integrally in cylinder
Shape and include base portion and upper cover, base portion upper end offers annular groove, and base portion is provided at the center of annular groove on contact
The first through hole of grafting positioning is held, the inner cavity is spliced to form by upper cover end face and annular groove, and the entrance and exit is respectively provided with
It is provided in upper cover and along annular groove center symmetric setting, upper cover center the second through-hole for contact wiring.
7. coupler automatic welding device according to claim 5 or 6, it is characterised in that: the contact lower end can
Two sides inner wall along welding groove slides up and down, and the lower end of contact has recess portion, and direction is gradually deep towards the middle from its two sides for the recess portion.
8. coupler automatic welding device according to claim 1, it is characterised in that: the rack includes pedestal, side
To slide plate, cross slide, longitudinal slide, the driving component includes the first actuator, the second actuator, third actuator, the
Four actuators, first actuator are arranged between pedestal and side skid and for driving side skid lateral sliding, the
Two actuators are set between side skid and cross slide and for driving cross slide to slide back and forth, the setting of third actuator
Between cross slide and longitudinal slide and for driving longitudinal slide to slide up and down, the plumb joint is fixed on longitudinal slide
On, the fourth drive member is arranged between pedestal and conductive contact and for driving conductive contact to move forward and backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355022.2A CN110091026A (en) | 2019-04-29 | 2019-04-29 | Coupler automatic welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355022.2A CN110091026A (en) | 2019-04-29 | 2019-04-29 | Coupler automatic welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110091026A true CN110091026A (en) | 2019-08-06 |
Family
ID=67446364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910355022.2A Pending CN110091026A (en) | 2019-04-29 | 2019-04-29 | Coupler automatic welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110091026A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331511A (en) * | 2013-07-03 | 2013-10-02 | 林青云 | Electric resistance welding method, electrode welding head using electric resistance welding method and electrode welding head used in electric resistance welding method |
| CN106238854A (en) * | 2016-10-19 | 2016-12-21 | 惠州市锐达电子有限公司 | A kind of connecting line automatic riveting, welding equipment |
| CN206474832U (en) * | 2017-01-16 | 2017-09-08 | 东莞市金午宏业机械设备有限公司 | Mobile welding structure |
| CN207171203U (en) * | 2017-08-08 | 2018-04-03 | 赛科利（武汉）汽车模具技术应用有限公司 | A kind of electrode structure in projection welder |
| CN207577646U (en) * | 2017-10-30 | 2018-07-06 | 江苏海天微电子股份有限公司 | A kind of cable welding equipment for photovoltaic junction box |
| CN108381024A (en) * | 2018-03-07 | 2018-08-10 | 河南科技大学 | A kind of spot welding device of circle plug |
| CN208691047U (en) * | 2018-08-02 | 2019-04-02 | 联合汽车电子有限公司 | A kind of rotary transformer |
| CN210281003U (en) * | 2019-04-29 | 2020-04-10 | 浙江达威电子股份有限公司 | Automatic welding device for coupler |
-
2019
- 2019-04-29 CN CN201910355022.2A patent/CN110091026A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331511A (en) * | 2013-07-03 | 2013-10-02 | 林青云 | Electric resistance welding method, electrode welding head using electric resistance welding method and electrode welding head used in electric resistance welding method |
| CN106238854A (en) * | 2016-10-19 | 2016-12-21 | 惠州市锐达电子有限公司 | A kind of connecting line automatic riveting, welding equipment |
| CN206474832U (en) * | 2017-01-16 | 2017-09-08 | 东莞市金午宏业机械设备有限公司 | Mobile welding structure |
| CN207171203U (en) * | 2017-08-08 | 2018-04-03 | 赛科利（武汉）汽车模具技术应用有限公司 | A kind of electrode structure in projection welder |
| CN207577646U (en) * | 2017-10-30 | 2018-07-06 | 江苏海天微电子股份有限公司 | A kind of cable welding equipment for photovoltaic junction box |
| CN108381024A (en) * | 2018-03-07 | 2018-08-10 | 河南科技大学 | A kind of spot welding device of circle plug |
| CN208691047U (en) * | 2018-08-02 | 2019-04-02 | 联合汽车电子有限公司 | A kind of rotary transformer |
| CN210281003U (en) * | 2019-04-29 | 2020-04-10 | 浙江达威电子股份有限公司 | Automatic welding device for coupler |
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