CN208743900U - A kind of single-side double-point spot-welding equipment - Google Patents
A kind of single-side double-point spot-welding equipment Download PDFInfo
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- CN208743900U CN208743900U CN201821223940.7U CN201821223940U CN208743900U CN 208743900 U CN208743900 U CN 208743900U CN 201821223940 U CN201821223940 U CN 201821223940U CN 208743900 U CN208743900 U CN 208743900U
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- welding equipment
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Abstract
The utility model relates to strip welding technology fields, more particularly to a kind of single-side double-point spot-welding equipment, it includes mounting bracket, welding mechanism and transformer device, the welding mechanism includes welding mechanism mounting base, driving mechanism and torch body, the front end for being installed on mounting bracket that the welding mechanism mounting base is floated, the driving mechanism and torch body are two sets, driving mechanism, which is installed in welding mechanism mounting base, drives torch body to move up and down, and the transformer device is fixedly mounted in mounting bracket and is electrically connected with torch body.The reaction ability of the anti-welding pressure of device provided by the utility model is strong and electrode stability under loading, the inner ring of steel coil after capable of making spot-welded reduce loss of tension and keep appropriate tension.
Description
Technical field
The utility model relates to strip welding technology field more particularly to a kind of single-side double-point spot-welding equipments.
Background technique
Cold rolling of strip steel post-batch-annealing is that the important procedure in cold rolling production is wanted to guarantee annealing quality according to technique
It asks, coil of strip in annealing furnace is needed to keep the control of the fluctuation range of tension appropriate and tension 1%~2%.If coil of strip tension
Excessive, under high annealing state, edge atom interpenetrates and can generate bonding coil of strip between layers；If coil of strip tension mistake
Small, then the volume that can cause to collapse, the defects of scroll is bad, therefore, the control of coil of strip Tensity size just becomes particularly important.It is moved back by bell-type
For the process characteristic of fire it is found that coil of strip radially has temperature gradient when heating, heating period inside and outside layer heating rate is greater than core,
The inside and outside layer temperature drop speed of cooling stage is greater than core, and coil of strip will lead to inner ring of steel coil production by heating expansion and cooling meat
Raw loss of tension, therefore there is an urgent need to develop a kind of spot-welding equipment that coil of strip can be made to keep appropriate tension.
Utility model content
The technical problem to be solved by the utility model is to provide the reaction ability of anti-welding pressure is strong, spot welding can be made
Inner ring of steel coil after welding reduces loss of tension and keeps a kind of single-side double-point spot-welding equipment of appropriate tension.
The utility model is to be achieved by the following technical programs:
A kind of single-side double-point spot-welding equipment comprising mounting bracket, welding mechanism and transformer device, the welding mechanism
Including welding mechanism mounting base, driving mechanism and torch body, what the welding mechanism mounting base was floated is installed on mounting bracket
Front end, the driving mechanism and torch body are two sets, and driving mechanism, which is installed in welding mechanism mounting base, drives welding gun master
Body moves up and down, and the transformer device is fixedly mounted in mounting bracket and is electrically connected with torch body.
Further, the front end of mounting bracket is fixedly installed with overhead gage and lower baffle plate, pacifies on the overhead gage and lower baffle plate
Equipped with floating guiding bar, it is set with floating mounting-holder on floating guiding bar, in floating mounting-holder and upper lower block on floating guiding bar
Spring is set between plate, the front end of floating mounting-holder is fixedly connected with welding mechanism mounting base.
Further, driving mechanism is times strength cylinder.
Further, limited block is fixedly installed at the top of times strength cylinder.
Further, torch body includes the main electrode seat connecting with times interlinking lever end of strength cylinder, is set in main electrode seat
On secondary conductor and the electrode tip holder, plunger contact, the electrode cap that are successively installed below main electrode seat.
Further, the secondary conductor of two sets of torch bodies is connect with two secondary terminals of transformer device respectively.
Further, welding guide post is equipped between secondary conductor and welding mechanism mounting base.
Further, secondary conductor is being equipped with insulating sleeve and insulation spacer with welding guide post contact site.
Further, main electrode seat is being equipped with insulating cell and insulation sleeve with the contact site of strength cylinder rod again.
The beneficial effects of the utility model
A kind of single-side double-point spot-welding equipment, when welding, welding pressure acts on torch body and completely on coil of strip, welding
Pressure will not generate reaction force to integral device, reduce the use load of robot, guarantee that the welding pressure of output is stablized
And spot spot-welding is carried out simultaneously, after the completion of spot spot-welding, inner ring of steel coil can be made to reduce loss of tension and coil of strip is made to keep appropriate
Tension, both prevented coil of strip tension too small, the volume that causes to collapse, the defects of scroll is bad also overcome coil of strip overtension, in high temperature
Under annealed condition, edge atom interpenetrates the defect for generating bonding to coil of strip between layers.
Detailed description of the invention
Fig. 1 is the utility model schematic perspective view；
Fig. 2 is welding mechanism schematic perspective view；
Fig. 3 is welding mechanism schematic view of the front view；
Fig. 4 is welding mechanism A-A to schematic cross-sectional view；
Fig. 5 is floating mounting-holder schematic perspective view；
1. welding mechanism in figure, 2. floating mounting-holders, 3. transformer devices, 4. mounting brackets, 5. floating guiding bars, 6. times
Strength cylinder, 7. limited blocks, 8. welding guide posts, 9. welding mechanism mounting bases, 11. secondary conductors, 12. insulation spacers, 13. absolutely
Edge casing, 14. insulation sleeves, 15. insulating cells, 16. main electrode seats, 17. electrode tip holders, 18. plunger contacts, 19. electrode caps, 20.
Spring, 21. overhead gages, 22. lower baffle plates.
Specific embodiment
A kind of single-side double-point spot-welding equipment comprising mounting bracket 4, welding mechanism 1 and transformer device 3, the welding
Mechanism includes welding mechanism mounting base 9, driving mechanism and torch body, and what the welding mechanism mounting base was floated is installed on installation
The front end of bracket, the driving mechanism and torch body are two sets, and driving mechanism, which is installed in welding mechanism mounting base, drives weldering
Gun main body moves up and down, and the transformer device is fixedly mounted in mounting bracket and is electrically connected with torch body.
Further, the front end of mounting bracket is fixedly installed with overhead gage 21 and lower baffle plate 22, the overhead gage and lower baffle plate
On floating guiding bar 5 is installed, be set with floating mounting-holder 2 on floating guiding bar, on floating guiding bar floating mounting-holder with
Spring 20 is set between upper lower baffle plate, the front end of floating mounting-holder is fixedly connected with welding mechanism mounting base.
Further, driving mechanism is times strength cylinder 6.
Further, limited block 7 is fixedly installed at the top of times strength cylinder.
Further, torch body includes the main electrode seat 16 connecting with times interlinking lever end of strength cylinder, is set in main electrode
Secondary conductor 11 on seat and electrode tip holder 17, plunger contact 18, the electrode cap 19 being successively installed below main electrode seat.
Further, the secondary conductor of two sets of torch bodies is connect with two secondary terminals of transformer device respectively.
Further, welding guide post 8 is equipped between secondary conductor and welding mechanism mounting base.
Further, secondary conductor is being equipped with insulating sleeve 13 and insulation spacer 12 with welding guide post contact site.
Further, main electrode seat is being equipped with insulating cell 15 and insulation sleeve 14 with the contact site of strength cylinder rod again.
Due to a kind of single-side double-point spot-welding equipment, driving mechanism and torch body are two sets, and welding mechanism and installation
Bracket floating mount, mounting bracket are connect with mechanical hand, and torch body is connect with transformer, machine hand-motion mounting bracket and weldering
After connection mechanism reaches designated position, the top of driving mechanism resists the top of strip inner ring, and the bottom of torch body is against strip
It is welded the bottom of inner ring.When welding, welding pressure acts on torch body and completely on coil of strip, and welding pressure will not be right
Integral device generates reaction force, reduces the use load of robot, guarantees that the welding pressure of output is stable and can be simultaneously
Spot spot-welding is carried out, after the completion of spot spot-welding, inner ring of steel coil can be made to reduce loss of tension and coil of strip is made to keep tension appropriate,
Both prevented coil of strip tension too small, the volume that causes to collapse, the defects of scroll is bad also overcome coil of strip overtension, in high annealing shape
Under state, edge atom interpenetrates the defect for generating bonding to coil of strip between layers.
The front end of mounting bracket is fixedly installed with overhead gage and lower baffle plate, passes through linear axis on the overhead gage and lower baffle plate
Hold and floating guiding bar be installed, be set with floating mounting-holder on floating guiding bar, on floating guiding bar floating mounting-holder with it is upper
Spring is set between lower baffle plate, the front end of floating mounting-holder is fixedly connected with welding mechanism mounting base, works as driving machine in this way
When structure drives torch body to move up and down, floating mounting-holder moves up and down along floating guiding bar, can be delayed by spring
Punching, prevents it from causing to impact to equipment such as robots, reduces the use load of robot, ensure that the stabilization of welding pressure
Property.
Driving mechanism is times strength cylinder, and identical cylinder diameter exports more energetically, with output phase compared with the common cylinder of power, structure
More compact, compact, when bleed pressure is 0.5MPa, welding gun output pressure can reach 4000N, can satisfy 0.5-
The welding pressure of 2.5mm low carbon steel plate.
It is fixedly installed with limited block at the top of times strength cylinder, when welding, limited block withstands on the top of strip inner ring, makes to limit
It is more acurrate and prevent cylinder block impaired.
Torch body includes the main electrode seat connecting with times interlinking lever end of strength cylinder, is set in secondary on main electrode seat
Conductor and the electrode tip holder being successively installed below main electrode seat, plunger contact, electrode cap, the secondary conductor point of two sets of torch bodies
It is not connect with two secondary terminals of transformer device, welding guide post is equipped between secondary conductor and welding mechanism mounting base,
When welding in this way, transformer anode exports electric current, secondary terminal that electric current is arrived by transformer, cable, torch body it is secondary
After conductor, main electrode seat, electrode tip holder, plunger contact, electrode cap and coil of strip, using the electrode cap of another torch body, electricity
The cathode of transformer is returned to after pole extension bar, electrode tip holder, main electrode seat, secondary conductor, cable and secondary terminal, formation is welded back
Road is welded, and during lower torch body moves up and down, is led between secondary conductor and welding mechanism mounting base by welding
Terminal is oriented to, and keeps the movement of torch body relatively reliable, and the welding pressure of output is more stable.
Secondary conductor with welding guide post contact site be equipped with insulating sleeve and insulation spacer, main electrode seat with power again
The contact site of air cylinder connecting rod is equipped with insulating cell and insulation sleeve, prevents other position bands in welding mechanism in addition to welding main body
Electricity causes safety accident.
In conclusion the single-side double-point spot-welding equipment of the utility model protection, the reaction ability of anti-welding pressure it is strong and
Electrode stability under loading, the coil of strip after capable of making spot-welded keep tension appropriate.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of single-side double-point spot-welding equipment, which is characterized in that described including mounting bracket, welding mechanism and transformer device
Welding mechanism includes welding mechanism mounting base, driving mechanism and torch body, and what the welding mechanism mounting base was floated is installed on
The front end of mounting bracket, the driving mechanism and torch body are two sets, and driving mechanism is installed in welding mechanism mounting base and drives
Dynamic torch body moves up and down, and the transformer device is fixedly mounted in mounting bracket and is electrically connected with torch body.
2. a kind of single-side double-point spot-welding equipment according to claim 1, which is characterized in that the fixed peace in the front end of mounting bracket
Equipped with overhead gage and lower baffle plate, floating guiding bar is installed on the overhead gage and lower baffle plate, is set on floating guiding bar floating
Mounting base is moved, is set with spring, the front end of floating mounting-holder between floating mounting-holder and upper lower baffle plate on floating guiding bar
It is fixedly connected with welding mechanism mounting base.
3. a kind of single-side double-point spot-welding equipment according to claim 1 or 2, which is characterized in that the driving mechanism is times
Strength cylinder.
4. a kind of single-side double-point spot-welding equipment according to claim 3, which is characterized in that the top of described times of strength cylinder is solid
Dingan County is equipped with limited block.
5. a kind of single-side double-point spot-welding equipment according to claim 4, which is characterized in that the torch body include with again
The main electrode seat of the interlinking lever end connection of strength cylinder, the secondary conductor being set on main electrode seat and is successively installed on main electrode seat
Electrode tip holder, plunger contact, the electrode cap of lower section.
6. a kind of single-side double-point spot-welding equipment according to claim 5, which is characterized in that two sets of the secondary of torch body are led
Body is connect with two secondary terminals of transformer device respectively.
7. a kind of single-side double-point spot-welding equipment according to claim 5, which is characterized in that secondary conductor and welding mechanism are pacified
It fills and is equipped with welding guide post between seat.
8. a kind of single-side double-point spot-welding equipment according to claim 5, which is characterized in that the secondary conductor with welding
Guide post contact site is equipped with insulating sleeve and insulation spacer.
9. a kind of single-side double-point spot-welding equipment according to claim 5, which is characterized in that the main electrode seat with power again
The contact site of air cylinder connecting rod is equipped with insulating cell and insulation sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223940.7U CN208743900U (en) | 2018-08-01 | 2018-08-01 | A kind of single-side double-point spot-welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223940.7U CN208743900U (en) | 2018-08-01 | 2018-08-01 | A kind of single-side double-point spot-welding equipment |
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| Publication Number | Publication Date |
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| CN208743900U true CN208743900U (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821223940.7U Active CN208743900U (en) | 2018-08-01 | 2018-08-01 | A kind of single-side double-point spot-welding equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746969A (en) * | 2018-08-01 | 2018-11-06 | 天津七所高科技有限公司 | A kind of single-side double-point spot-welding equipment |
-
2018
- 2018-08-01 CN CN201821223940.7U patent/CN208743900U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746969A (en) * | 2018-08-01 | 2018-11-06 | 天津七所高科技有限公司 | A kind of single-side double-point spot-welding equipment |
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