CN110449804A - A kind of readily removable back side welding positioning module easily filled and assembly and disassembly methods and localization method - Google Patents
A kind of readily removable back side welding positioning module easily filled and assembly and disassembly methods and localization method Download PDFInfo
- Publication number
- CN110449804A CN110449804A CN201910705323.3A CN201910705323A CN110449804A CN 110449804 A CN110449804 A CN 110449804A CN 201910705323 A CN201910705323 A CN 201910705323A CN 110449804 A CN110449804 A CN 110449804A
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- die holder
- thimble
- back side
- lower die
- positioning module
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- 238000003466 welding Methods 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims description 25
- 230000004807 localization Effects 0.000 title claims description 7
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 238000007667 floating Methods 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- 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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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The present invention relates to solar battery sheets to interconnect welding technology field, provide a kind of readily removable back side welding positioning module easily filled, including upper die holder, lower die holder, thimble and pressing plate, wherein thimble is set as floating structure, and the width of lower die holder is less than the width of upper die holder；The through-hole that at least one set is passed through for thimble is symmetrical arranged in the upper die holder width direction, the upper die holder and lower die holder are rotatablely connected, and the end point in lower die holder width direction opens up the first semi-circular channel corresponding with through-hole；The second semi-circular channel is offered on the pressing plate, and the second semi-circular channel combines to form circular channel with the first semi-circular channel, and with this for accommodating floating type thimble；The thimble of above-mentioned floating structure, which can effectively make to be formed between the welding and cell piece at the cell piece back side, to be in close contact, so that ensure that can form reliable and stable connection between the cell piece back side and welding.
Description
Technical field
The present invention relates to the field of locating technology of cell piece and welding in solar battery sheet interconnection welding technique, especially relate to
And the readily removable back side welding positioning module easily filled and assembly and disassembly methods and localization method.
Background technique
In the production technical field of photovoltaic manufacturing automation equipment, the raising of component power is always each component system
Make a big target of producer's pursuit.
Currently, close grid line cell piece is widely applied, the half component of close grid cell piece is again than the component power of full wafer
Promote 2%-2.4%, therefore while with close grid cell piece, because of increasing for cell piece main grid line number, grid line is thinner, make with
Its welding connected is also corresponding thinner, and in cell piece and welding interconnection technique, the combination of welding and cell piece main gate line
Tightness degree also will affect the generated output of component, also preferably control with the welding of solar battery sheet front main grid interconnection, but
Welding with the interconnection of solar cell back face main grid by cell piece supporting element because being influenced, and never preferable control is done
Method；
The control mode using jacking block and thimble cooperation is proposed before this, referring in particular to patent: Patent No.
Back side welding positioning device and component and method and string welding machine disclosed in CN201610134536.1, but its structure is more multiple
It is miscellaneous, and the difference of point can be welded because of cell piece back electrode, different structures is needed replacing, and by continuous practice fortune
With finding that this technology is all extremely inconvenient in terms of installation and removal, particularly due to when solar battery sheet and welding weld
There are scaling powder welding to crystallize, and time length needs to carry out disassembly cleaning to climbing structure, in order to avoid influence welding quality；
In addition, for the consistency for guaranteeing jacking welding, the process for needing to carry out an overall processing after mounting, thus also
Increase overall processing cost.
Summary of the invention
In consideration of it, it is necessary to propose a kind of readily removable back side welding positioning module and assembly and disassembly methods easily filled；It there is a need to mention
The localization method of positioning module positioning back side welding is utilized out.
The present invention provides a kind of readily removable back side welding positioning module easily filled, is successively stacked with the back side on the positioning module
Welding and solar battery sheet, including upper die holder, lower die holder, thimble and pressing plate, wherein thimble is set as floating structure, and under
The width of die holder is less than the width of upper die holder；It is symmetrical arranged what at least one set was passed through for thimble in the upper die holder width direction
Through-hole；The upper die holder and lower die holder are rotatablely connected, and the end point in lower die holder width direction open up it is corresponding with through-hole
First semi-circular channel；The second semi-circular channel is offered on the pressing plate, and the second semi-circular channel combines shape with the first semi-circular channel
At circular channel, and with this for accommodating floating type thimble；The pressing plate is additionally provided with screw, and is consolidated pressing plate by screw
Due on lower die holder, thimble is fixed between lower die holder and pressing plate with this and is formed by circular channel, and wears thimble
Enter the through-hole on upper die holder.
Further, the floating type thimble includes movable axis, spring, fixing sleeve and latch segment, and the movable axis is worn
It crosses spring to be installed in fixing sleeve, and is provided with the upper end limit of spring on movable axis, spring is provided in fixing sleeve
Lower end limit, upper end limit cooperates with lower end limit, with this by enclosing springs in fixing sleeve, the movable axis
It is up and down along fixing sleeve under the cooperation of spring；The movable axis uses the stepped construction for containing at least one step, and
One of step is set to constitute upper end limit；The latch segment passes through the lower end of movable axis, and solid with the cooperation of the lower end of fixing sleeve
It is set to integral structure, lower end limit is constituted with this.
Preferably, the fixing sleeve has rank mouth structure, and top surface shape of its rank mouthful just with lower die holder and pressing plate
At cooperation, while fixing sleeve top surface also being made to be located at the lower section of upper die holder.
Further, the quantity of the thimble and position according in the main gate line of the cell piece back side to be welded number of welds and
Position is set.
Further, the groove for accommodating welding, and the through-hole that passes through of thimble and ditch slot position are additionally provided on the upper die holder
Set face setting.
Further, the positioning module further includes shaft, bearing and driving mechanism, and the shaft passes through bearing, and sets
It is placed in one end of upper die holder and lower die holder, to realize the rotation connection of upper die holder and lower die holder；The bearing is set to lower die holder
In, and be fixedly connected with lower die holder, the shaft is fixedly connected by bolt with upper die holder, and the driving mechanism is set to upper mold
The other end of seat and lower die holder, and it is connected to the lower end of lower die holder, drive output is for jacking lower die holder.
Further, the lower die holder drives thimble and pressing plate to carry out rotational motion, until thimble passes through upper die holder, and with
Welding is jacked up and is come into full contact with cell piece formation by this.
The present invention also provides a kind of back side welding positioning module method for dismounting, comprising the following steps:
Screw on pressing plate is unclamped；
Thimble is taken out from lower die holder.
The present invention also provides a kind of back side welding positioning module installation methods, comprising the following steps:
Multiple thimbles are taken to be respectively arranged in multiple first semi-circular channels set on lower die holder；
By pressing plate and lower die holder to connecting；
Pressing plate is fixed on lower die holder with screw.
The present invention also provides a kind of back side welding localization methods, comprising the following steps:
A back side welding is taken, and the back side welding is arranged in the groove of positioning module setting；
Driving mechanism movement, lower die holder, thimble and pressing plate are jacked, so that thimble be made to jack up back side welding, and with it is fixed
Solar battery sheet above the mould group of position comes into full contact with.
The technical effects of the invention are that:
(1) back side welding positioning module is arranged in the bonding tip seat lower end of solar battery sheet string welding machine in the present invention, and is putting
The floating type thimble corresponding with solar battery sheet main gate line welding point of setting in the channel of welding is set, the cell piece back side is made
It is formed and is in close contact between welding and cell piece, so that ensure that can form reliable and stable company between the cell piece back side and welding
It connects；
(2) thimble is set to the two sides of lower die holder in positioning module, and cooperation is formed by a pressing plate and screw, is convenient for
Dismounting safeguards the dismounting of thimble with this more convenient；
(3) be provided with the fixing sleeve with rank mouth structure for the floating structure of thimble, make fixing sleeve and lower die holder and
Pressing plate cooperatively forms precise positioning, the consistency of thimble top surface mounting height has been effectively ensured, therefore there is no after whole assembly
The case where reprocessing, to be effectively saved processing cost；
To sum up, enable the present invention effectively improve consistency when solar battery sheet and back side welding interconnect, reliability,
Convenience and ease for maintenance.
Detailed description of the invention
Fig. 1 is a kind of configuration schematic diagram of readily removable back side welding positioning module easily filled；
Fig. 2 is a kind of attached view structural schematic diagram of readily removable back side welding positioning module easily filled；
Fig. 3 is enlarged drawing at the A of Fig. 2, and predominantly expression upper mold block hole is provided with thimble and shows without the difference of thimble
It is intended to；
Fig. 4 is cross-sectional view at the B of Fig. 2, predominantly expresses the connection relationship diagram of upper die holder and lower die holder；
Fig. 5 is the configuration schematic diagram of a thimble；
Fig. 6 is the cross-sectional view of a thimble, predominantly expresses the Standard relation schematic diagram of a thimble；
Fig. 7 is a kind of schematic view of the front view of readily removable back side welding positioning module initial state easily filled；
Fig. 8 is a kind of schematic view of the front view of readily removable back side welding positioning module working condition easily filled；
Fig. 9 is that multiple readily removable easily fill is arranged in the series welding device of automation according to solar battery sheet main gate line quantity
The simplified structure diagram of back side welding positioning module.
In figure: positioning module 10, upper die holder 11, through-hole 111, groove 112, lower die holder 12, the first semi-circular channel 121, pressure
Plate 13, the second semi-circular channel 131, thimble 14, movable axis 141, spring 142, fixing sleeve 143, latch segment 144, shaft 15, bearing
16, driving mechanism 17, screw 20, solar battery sheet 100, back side welding 200.
Specific embodiment
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, common for this field
For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Referring to attached drawing 1- attached drawing 4, the embodiment of the invention provides a kind of readily removable back side welding positioning modules 10 easily filled, should
It is successively stacked with back side welding 200 and solar battery sheet 100 on positioning module 10, and specifically includes upper die holder 11, lower die holder
12, thimble 14 and pressing plate 13, wherein thimble 14 is set as floating structure, and the width of lower die holder 12 is less than upper die holder 11
Width；At least one set of through-hole 111 passed through for thimble 14 is set in 11 width direction of upper die holder, with reference to the accompanying drawings shown in 1,
It is selected for two groups of through-holes 111 for ease of description, two groups of through-holes 111 are located at the two sides of lower die holder 12；Upper die holder 11 is under
Die holder 12 is rotatablely connected, and opens up first semi-circular channel 121 corresponding with through-hole 111 at the both ends of 12 width direction of lower die holder；
The second semi-circular channel 131 is offered on pressing plate 13, and the first semi-circular channel 121 and the combination of the second semi-circular channel 131 form circle
Channel, and with this for accommodating floating type thimble 14；It is additionally provided with screw 20 on pressing plate 13, and passes through screw 20 for pressing plate 13
It is fixed on lower die holder 12, thimble 14 is fixed between lower die holder 12 and pressing plate 13 with this and is formed by circular channel, and
And thimble 14 is made to pass through the through-hole 111 on upper die holder 11；
Preferably, a preferred arrangement mode of two groups of through-holes 111 is sufficiently illustrated in attached drawing 2, particularly due to welding
When the cell piece of different model, corresponding position between pad and positioning module 10 difference, to guarantee whole mould group
It is adaptable to the cell piece of different model, therefore opens up multiple through-holes 111, in order to change thimble according to the cell piece of different model
14 installation site；
Specifically, indicating the state for not installing thimble 14 in attached drawing 3 at a, the shape for being equipped with thimble 14 is indicated at b
State.
Further, referring to attached drawing 5- attached drawing 6, floating type thimble 14 includes movable axis 141, spring 142, fixing sleeve 143
With latch segment 144, movable axis 141 passes through spring 142 and is installed in fixing sleeve 143, and latch segment 144 passes through under movable axis 141
End, and be tightly fixed and be structure as a whole with the lower end of fixing sleeve 143, the lower end of spring 142 is limited with this；Specifically, living
Moving axis 141 is small top and big bottom stepped construction, and stepped construction can be used but be not limited to integrated molding, assembled formation
Mode, and a step is at least formed by lower end to upper end, for the structure shown in the attached drawing 5 and attached drawing 6, setting forms platform
Rank is two, and movable axis 141 is divided into three different shaft parts of outer diameter: wherein the lowermost shaft part minimum outer diameter with this, and
Be located at the position of the lower section of spring 142 through inside spring 142, and on the shaft part open up it is fluted, to form minimum outer diameter
At position, i.e., in attached drawing 5 and attached drawing 6 at meaning c；The shaft part largest outside diameter of the top, and the shaft part outer diameter is greater than fixing sleeve
143 internal diameters；The shaft part outer diameter of intermediate ends is adapted with 143 internal diameter of fixing sleeve, and the shaft part and fixing sleeve 143 form clearance fit
Installation；142 upper end of spring is limited with the intermediate shaft part of movable axis 141, and spring 142 is packaged in fixing sleeve 143, with spring
142 compression and rebound drives movable axis 141 up and down along fixing sleeve 143 and latch segment 144；Specifically, movable axis
141 when carrying out above-mentioned up and down, is correspondingly formed initial alignment according between latch segment 144 and minimum outer diameter c, thus
The precision of 14 structure size of thimble is effectively ensured.
Further, the quantity of thimble 14 and position according in the main gate line of the cell piece back side to be welded number of welds and position
It is set.
Further, fixing sleeve 143 has rank mouth structure, for choosing T-type rank mouth structure in conjunction with attached drawing 5, but does not limit only
Using T-type structure, it is only necessary to guarantee to form following cooperation, its specific top of T-slot mouth just with lower die holder 12 and pressing plate 13
Face forms cooperation, while also guaranteeing that fixing sleeve (143) top surface is located at the lower section of upper die holder 11；In addition it is carried out shown in cooperation attached drawing 5
Be explained further: in its T-slot mouth i.e. attached drawing 6 at meaning d, 143 part of fixing sleeve of lower section is sticked in the first half at d when assembly
In the circular channel that circular channel 121 and the combination of the second semi-circular channel 131 are formed, and 143 part of fixing sleeve of top then positions at d
In the gap for combining formation above lower die holder 12 and pressing plate 13 and below upper die holder 11.
Further, the groove 112 for accommodating welding, and the through-hole 111 and ditch that thimble 14 passes through are also set up on upper die holder 11
The setting of 112 position face of slot.
Further, referring to attached drawing 4, attached drawing 7 and attached drawing 8, positioning module 10 further includes shaft 15, bearing 16 and driving machine
Structure 17, shaft 15 passes through bearing 16, and is set to one end of upper die holder 11 and lower die holder 12, to realize upper die holder 11 and lower die
The rotation connection of seat 12；Specifically, bearing 16 is set in lower die holder 12, and it is fixedly connected with lower die holder 12；Shaft 15 passes through
Bolt is fixedly connected with upper die holder 11；Driving mechanism 17 is set to the other end of upper die holder 11 and lower die holder 12, and is connected to down
The lower end of die holder 12, drive output is for jacking lower die holder 12.
Further, lower die holder 12, thimble 14 and pressing plate 13 are moved up and down centered on shaft 15, until thimble 14 penetrates
Die holder 11, and welding is jacked up and is come into full contact with cell piece formation；Specifically, the thimble 14 in conjunction with disclosed in attached drawing 5- attached drawing 6
Structure carries out the further explanation that jacks up: lower die holder 12 and pressing plate 13 drive thimble 14 to jack up during exercise, so that thimble 14 pushes up
End is contacted with welding, is contacted to boost welding with cell piece formation, and the contact with welding with cell piece then defines top
The jack-up position on 14 top of needle drives fixing sleeve 143 individually to move up, so that fixing sleeve if continuing to jack up driving at this time
Relative movement (being expressed as movable axis 141 referring to Fig. 6 to move down) is generated between 143 and movable axis 141, and can be led in the process
The intermediate shaft part for crossing movable axis 141 squeezes spring 142, so that spring 142 generates screen resilience by compression, during which passes through
Between shaft part and upper end shaft part act on welding, guarantee the close contact of welding and cell piece with this.
Referring to attached drawing 1, the present invention also provides a kind of back side welding positioning module method for dismounting, comprising the following steps:
Step S1 unclamps the screw 20 on pressing plate 13,；
Step S2 takes out thimble 14 from lower die holder 12.
Referring to attached drawing 1, the present invention also provides a kind of back side welding positioning module installation methods, comprising the following steps:
Step S1 takes multiple thimbles 14 to be respectively arranged in the first semi-circular channel 121 set on lower die holder 12；
Step S2, by pressing plate 13 and lower die holder 12 to connecting；
Pressing plate 13 is fixed on lower die holder 12 by step S3 with screw 20.
Referring to attached drawing 1- attached drawing 3, attached drawing 7- attached drawing 9, the present invention also provides a kind of back side welding localization method, including it is following
Step:
Step S1 takes a back side welding 200, and the back side welding 200 is arranged in the groove 111 that positioning module 10 is arranged
In；
Step S2, driving mechanism 17 act, lower die holder 12, thimble 14 and pressing plate 13 are jacked, to make thimble 14 that will carry on the back
Face welding 200 jacks up, and comes into full contact with the solar battery sheet 100 of 10 top of positioning module.
Main gate line quantity referring to attached drawing 9, when the present invention is set in automation series welding device, according to solar battery sheet
Multiple positioning modules 10 can be set, synchronously complete the positioning with the welding of every piece of cell piece back side main grid interconnection, guarantee battery
Reliability, the consistency of piece and welding interconnection welding, to guarantee subassembly product quality.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and wants according to right of the present invention
Made equivalent variations is sought, is still belonged to the scope covered by the invention.
Claims (10)
1. a kind of readily removable back side welding positioning module easily filled, including positioning module (10), and on positioning module (10) successively
It is stacked with back side welding (200) and solar battery sheet (100), it is characterised in that: the positioning module (10) includes upper die holder
(11), lower die holder (12), thimble (14) and pressing plate (13), wherein thimble (14) is set as floating structure, and lower die holder (12)
Width be less than upper die holder (11) width；
The through-hole (111) that at least one set is passed through for thimble (14) is symmetrical arranged in the upper die holder (11) width direction；
The upper die holder (11) and lower die holder (12) are rotatablely connected, and the end point in lower die holder (12) width direction open up with
Corresponding first semi-circular channel (121) of through-hole (111)；
It is offered the second semi-circular channel (131) on the pressing plate (13), and the second semi-circular channel (131) and the first semi-circular channel
(121) combination forms circular channel, and with this for accommodating floating type thimble (14)；
The pressing plate (13) is additionally provided with screw (20), and pressing plate (13) is fixed on lower die holder (12) by screw (20),
Thimble (14) is fixed between lower die holder (12) and pressing plate (13) with this and is formed by circular channel, and makes thimble (14)
It is travelled freely in the through-hole (111) on upper die holder (11).
2. the readily removable back side welding positioning module easily filled of one kind according to claim 1, it is characterised in that: floating type institute
Stating thimble (14) includes movable axis (141), spring (142), fixing sleeve (143) and latch segment (144), the movable axis (141)
It is installed in fixing sleeve (143) across spring (142), and is provided with the upper end limit of spring (142) on movable axis (141)
Position, the lower end that spring (142) is provided in fixing sleeve (143) limit, and the upper end limit cooperates with lower end limit, with
Spring (142) is packaged in fixing sleeve (143) by this, and the movable axis (141) is under the cooperation of spring (142) along fixing sleeve
(143) up and down；
The movable axis (141) uses the stepped construction for containing at least one step, and one of step is made to constitute upper end
Limit；The latch segment (144) passes through the lower end of movable axis (141), and is fixed as one with the cooperation of the lower end of fixing sleeve (143)
Structure is constituted lower end limit with this.
3. the readily removable back side welding positioning module easily filled of one kind according to claim 1, it is characterised in that: the thimble
(14) quantity and position according in the main gate line of the cell piece back side to be welded number of welds and position set.
4. the readily removable back side welding positioning module easily filled of one kind according to claim 2, it is characterised in that: the fixing sleeve
(143) there is rank mouth structure, and its its rank mouth just forms with the top surface of lower die holder (12) and pressing plate (13) and cooperates, while also making
Fixing sleeve (143) top surface is located at the lower section of upper die holder (11).
5. the readily removable back side welding positioning module easily filled of one kind according to claim 1, it is characterised in that: the upper die holder
(11) groove (112) for accommodating welding is additionally provided on, and the through-hole (111) that passes through of thimble (14) and groove (112) position are just
To setting.
6. the readily removable back side welding positioning module easily filled of one kind according to claim 1, it is characterised in that: the positioning mould
Group (10) further includes shaft (15), bearing (16) and driving mechanism (17), and the shaft (15) passes through bearing (16), and is set to
One end of upper die holder (11) and lower die holder (12), to realize the rotation connection of upper die holder (11) Yu lower die holder (12)；The bearing
(16) it is set in lower die holder (12), and is fixedly connected with lower die holder (12), the shaft (15) passes through bolt and upper die holder
(11) it is fixedly connected, the driving mechanism (17) is set to the other end of upper die holder (11) Yu lower die holder (12), and is connected to down
The lower end of die holder (12), drive output is for jacking lower die holder (12).
7. the readily removable back side welding positioning module easily filled of one kind according to claim 1, it is characterised in that: the lower die holder
(12) thimble (14) and pressing plate (13) is driven to carry out rotational motion, up to thimble (14) penetrate upper die holder (11), and by welding top
It rises and is come into full contact with cell piece formation.
8. a kind of back side welding positioning module method for dismounting, which comprises the following steps:
Screw (20) on pressing plate (13) is unclamped；
Thimble (14) is taken out from lower die holder (12).
9. a kind of back side welding positioning module installation method, which comprises the following steps:
Multiple thimbles (14) are taken to be respectively arranged in multiple first semi-circular channels (121) set on lower die holder (12)；
By pressing plate (13) and lower die holder (12) to connecting；
Pressing plate (13) is fixed on lower die holder (12) with screw (20).
10. a kind of back side welding localization method, which comprises the following steps:
A back side welding (200) is taken, and the back side welding (200) is arranged in the groove (112) of positioning module (10) setting；
Driving mechanism (17) movement, lower die holder (12), thimble (14) and pressing plate (13) is jacked, to make thimble (14) by the back side
Welding (200) jacks up, and comes into full contact with the solar battery sheet (100) above positioning module (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705323.3A CN110449804B (en) | 2019-08-01 | Easy-to-detach and easy-to-mount back welding strip positioning module, dismounting method and positioning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705323.3A CN110449804B (en) | 2019-08-01 | Easy-to-detach and easy-to-mount back welding strip positioning module, dismounting method and positioning method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110449804A true CN110449804A (en) | 2019-11-15 |
| CN110449804B CN110449804B (en) | 2024-06-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570834A (en) * | 2020-12-09 | 2021-03-30 | 句容协鑫集成科技有限公司 | Improved jacking module welding machine and using method |
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