CN105312797B - Clamping device for preventing location play of welding machine - Google Patents
Clamping device for preventing location play of welding machine Download PDFInfo
- Publication number
- CN105312797B CN105312797B CN201410327142.9A CN201410327142A CN105312797B CN 105312797 B CN105312797 B CN 105312797B CN 201410327142 A CN201410327142 A CN 201410327142A CN 105312797 B CN105312797 B CN 105312797B
- Authority
- CN
- China
- Prior art keywords
- clamping
- welding machine
- strip
- runner
- clamping platform
- 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.)
- Active
Links
Abstract
The invention relates to the field of welding machines, in particular to a clamping method and device for a welding machine. The clamping method for preventing location play of the welding machine includes the steps that first-stage clamping force and second-stage clamping force are set, and an arc arch is pressed down, so that second-stage clamping force starts to be used when the actual height value is smaller than a height threshold value. The clamping device for preventing location play of the welding machine comprises a lifting roller, vertical driving devices and elastic components, the lifting roller is matched with the lower clamping supporting face of a clamping table member and is close to a strip wheel conveying side, the axis of the lifting roller is parallel to the lower clamping supporting face, the two ends of the lifting roller are hinged to sliding bases through bearings, and the vertical driving devices are connected with the sliding bases through the elastic components. The position of the lifting roller is monitored through displacement sensors, and the displacement sensors transmit position signals of the lifting roller to an electromagnetic controller. The problem that the lap-joint amount of an original welding machine becomes smaller or larger suddenly as strip steel is drawn is solved, the welding efficiency of the welding machine is improved and stabilized, and finally reliability of unit operation is improved.
Description
Technical field
The present invention relates to welding machine field, more particularly, to a kind of welding machine clamping means and device.
Background technology
Cold-rolling continuous annealing machine welding machine adopts narrow lap welder, and welding machine has entrance clamping device and outlet clamping device to be used for pressing from both sides
Live to need the magnetic tape trailer of previous coiled strip steel of welding and taking the lead, due to being the precision to amount of lap for the narrow lap welder of a rear coiled strip steel
Requirement is very high, that is, after gripping means grips strip, strip can not occur vibration again, even micro vibration is all
Amount of lap can be led to not enough and make the weld strength of welding not, there is also the excessive exception of amount of lap once in a while, existing clamping
Device adopts air cylinder driven, and clamping device jaw has copper lining board lifting clamping force, but sends out in actual use or often
The strip of raw clamping is taken out and vibration, leads to the problem that amount of lap diminishes, and the weld seam of the too small welding of this amount of lap is transported in unit
Insufficient strength can be occurred during row to rupture, have a strong impact on unit and normally run；Routine is general to be passed through to adjust clamping device gas
The stroke of cylinder come to be lifted clamping force or by change copper lining board lift clamping force, but all cannot solve clamping after amount of lap occur
The exception of change, has a strong impact on the reliability of welder.
Content of the invention
The technical problem to be solved is to provide a kind of welding machine anti-positioning vibration clamping device, defeated in clamping device
Send side to increase the controlling organization that arches upward, and coordinate increase electromagnetic clamp part, overcome former welding machine inlet/outlet gripping means grips band
The problem occurring the strip clamping to be twitched and lead to amount of lap to diminish after steel, effectively raises this clamping device for narrow
Overlap joint takes the lead accuracy and the validity controlling in vibration problem, lifts and stabilize the welding efficiency of welding machine.
The present invention is realized in：A kind of welding machine anti-positioning vibration clamping means, setting one stage clamping force and second order
The weld side of strip is clamped by section clamping force using a stage clamping force, and so that the conveyor side of strip is had an arc and arch upward, and
The height threshold that setting arc arches upward, enables two-stage folder when arc arches upward and is depressed so that actual height is less than height threshold
Clamp force.
The described two-stage clamping force distance being depressed that arched upward to arc is directly proportional.
The weld side setting displacement sensing unit of described strip, when displacement sensing unit detects the displacement signal of weld side
When, alarm sends alarm signal.
A kind of welding machine anti-positioning vibration clamping device, including clamping platform component, electromagnetic clamping mechanism and the controlling organization that arches upward,
Described electromagnetic clamping mechanism includes electromagnetic attraction coil group and electromagnetic controller, and described electromagnetic attraction coil group is arranged on clamping platform
On the lower clamping brace face of component, described electromagnetic controller controls connection electromagnetic attraction coil group；The described controlling organization bag that arches upward
Include runner, vertical drive and elastomeric element, described runner is matched with the lower clamping brace face of clamping platform component, carries
Rise the conveyor side near strip for the roller, the axis of runner is parallel with lower clamping brace face, and described runner two ends are cut with scissors by bearing
It is connected on sliding seat, described vertical drive is connected with runner by elastomeric element, the position of runner is by displacement sensing
Device is monitored, and displacement transducer sends the position signalling of runner to electromagnetic controller.
Described electromagnetic clamping mechanism also includes electromagnetism anti-magnetized coil group, and described electromagnetism anti-magnetized coil group is arranged on electromagnetic attraction
The outer ring of coil group.
Displacement sensing unit is also equipped with described clamping platform component, described displacement sensing unit near the weld side of strip,
Displacement sensing unit includes roller, pushes assembly and pulse coder, and described roller is connected with pushing assembly, and pushing assembly will roll
To strip, described pulse coder is arranged on roller wheel load.
Described clamping platform component includes lower clamping brace face, upper pinching action face, clamping platform guide post, clamping platform driving
Device and action link rod mechanism, described lower clamping brace face is fixedly installed on foundation ground, and described clamping platform guide post has
A pair, it is symmetricly set on the both sides in lower clamping brace face, described upper pinching action face is shelved by slide block set and is located at a pair of clamping
Between platform guide post, described clamping platform driving means are fixedly mounted on the top of clamping platform guide post, and clamping platform driving means are led to
Cross action link rod mechanism to be connected with upper pinching action face, in drive, pinching action face moves up and down along clamping platform guide post.
Described vertical drive is selected from hydraulic cylinder or cylinder with clamping platform driving means.
Some groups of friction facings are additionally provided with described lower clamping brace face, the hardness of described friction facing is less than strip
Hardness.
Welding machine of the present invention anti-positioning vibration clamping device arches upward controlling organization in clamping device conveyor side increase, and coordinates increasing
Plus electromagnetic clamp part, solve the problems, such as to escape band while lifting clamping force；Electromagnetic clamp part only just can be beaten when needed
Open, follow-up processing operation will not be had influence on because of the magnetization to strip and clamping platform component；Overcome former welding machine inlet/outlet folder
The problem that tight device occurs the strip clamping to be twitched and leads to amount of lap to diminish after clamping strip；And it is being provided with displacement sensing
After unit, amount of lap equally can be detected and become big problem suddenly, effectively raise this clamping device for narrow overlap joint
Accuracy and the validity controlling is taken the lead on vibration problem, lifts and stabilize the welding efficiency of welding machine, finally improve unit
Reliability of operation.
Brief description
Fig. 1 is the structural representation of welding machine of the present invention anti-positioning vibration clamping device；
Fig. 2 is that the structure of electromagnetic clamping mechanism and the controlling organization that arches upward in welding machine of the present invention anti-positioning vibration clamping device is shown
It is intended to；
Fig. 3 is the structural representation of displacement sensing unit in welding machine of the present invention anti-positioning vibration clamping device.
In figure：10 clamping platform components, 20 electromagnetic clamping mechanism, 30 arch upward controlling organization, 40 displacement sensing units, 50 band
Steel, 11 times clamping brace faces, pinching action face on 12,13 friction facings, 14 clamping platform guide posts, 15 clamping platform driving means,
16 action link rod mechanisms, 21 electromagnetic attraction coil groups, 22 electromagnetic controllers, 23 electromagnetism anti-magnetized coil groups, 31 runners, 32 vertical
Driving means, 33 elastomeric elements, 34 displacement transducers, 35 sliding seats, 41 rollers, 42 push assembly, 43 pulse coders, 44 multiple
Position torsion spring, 51 weld side, 52 conveyor sides, 53 arcs arch upward.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than restriction the scope of the present invention.In addition, it is to be understood that after having read the content of present invention statement, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Embodiment 1
A kind of welding machine anti-positioning vibration clamping means, arrange a stage clamping force and two-stage clamping force first；Then make
With a stage clamping force, the weld side 51 of strip 50 is clamped, and so that the conveyor side 52 of strip 50 is had an arc and arch upward 53, if
Put arc arch upward 53 height threshold, when arc arch upward 53 be depressed so that actual height is less than height threshold when enable the two-stage
Clamping force.
Because preferentially selecting electromagnetic force to provide two-stage clamping force in the present invention, electromagnetic force can produce magnetic to strip 50
Change it is impossible to normally opened, and need as far as possible using less electromagnetic force, the two-stage clamping force distance being depressed that arched upward with arc is become
Direct ratio, when strip 50 under tension make arc arch upward 53 more trend towards smooth when, bigger variate-value clamping force is provided.
In addition, reporting to the police in order to be able to provide in the case of clamping failures, the weld side 51 setting displacement of described strip 50 passes
Sense unit, when displacement sensing unit detects the displacement signal of weld side 51, alarm sends alarm signal.
As shown in Figure 1, 2, 3, a kind of welding machine anti-positioning vibration clamping device, including clamping platform component 10, electromagnetic clamp machine
Structure 20 and the controlling organization 30 that arches upward；
Described clamping platform component 10 include lower clamping brace face 11, upper pinching action face 12, some groups of friction facings 13,
A pair of clamping platform guide post 14, clamping platform driving means 15 and action link rod mechanism 16, described lower clamping brace face 11 fixation sets
Put on foundation ground, the pair of clamping platform guide post 14 is symmetricly set on the both sides in lower clamping brace face 11, described upper folder
Tight action face 12 is shelved by slide block set and is located between a pair of clamping platform guide post 14, the fixing peace of described clamping platform driving means 15
It is contained in the top of clamping platform guide post 14, clamping platform driving means 15 pass through action link rod mechanism 16 and upper pinching action face 12 phase
Even, in drive, pinching action face 12 moves up and down along clamping platform guide post 14, in the present embodiment, described clamping platform driving means
15 is hydraulic cylinder or cylinder；Described friction facing 13 is arranged on lower clamping brace face 11, in order to avoid friction facing 13 damages
The surface of strip 50, in the present invention, the hardness of friction facing 13 is less than the hardness of strip 50, from brass as friction facing
13, in the surface of friction facing 13 setting ripple to improve frictional force.
Described electromagnetic clamping mechanism 20 includes electromagnetic attraction coil group 21 and electromagnetic controller 22, described electromagnetic attraction coil
Group 21 is arranged on the lower clamping brace face 11 of clamping platform component 10, and described electromagnetic controller 22 controls connection electromagnetic attraction coil
Group 21；The described controlling organization 30 that arches upward includes runner 31, vertical drive 32 and elastomeric element 33, described runner 31 with
Match in the lower clamping brace face 11 of clamping platform component 10, runner 31 is near the conveyor side 52 of strip 50, the axle of runner 31
Line is parallel with lower clamping brace face 11, and bearing hinge connection is passed through on sliding seat 35 in described runner 31 two ends, described vertical drive
Device 32 is connected with runner 31 by elastomeric element 33 and drives runner 31 to move up and down, in the present embodiment, described elasticity
Part 33 is spring, and described vertical drive 32 is hydraulic cylinder or cylinder；The position of runner 31 is supervised by displacement transducer 34
Survey, displacement transducer 34 sends the position signalling of runner 31 to electromagnetic controller 22.
In addition, in order to avoid electromagnetic attraction coil group 21 has influence on follow-up processing to the magnetization of strip 50, described
Electromagnetic clamping mechanism 20 also includes electromagnetism anti-magnetized coil group 23, and described electromagnetism anti-magnetized coil group 23 is arranged on electromagnetic attraction coil group
21 outer ring.
The present invention can be further depicted as, and described clamping platform component 10 is also equipped with displacement sensing unit 40, institute's rheme
Move the weld side 51 near strip 50 for the sensing unit 40, displacement sensing unit 40 includes roller 41, pushes assembly 42 and pulse volume
Code device 43, described roller 41 is connected with pushing assembly 42, pushes assembly 42 and roller 41 is pressed to strip 50, described pulse coder
43 are arranged on roller 41, and in the present embodiment, the described assembly 42 that pushes is a song being hinged in pinching action face 12
Handle, the jointed shaft of described crank is provided with reduction torsion spring 44, and roller 41 abuts under the resilient force of reduction torsion spring 44
The surface of strip 50, can drive roller 41 to rotate when strip 50 occurs pull play, now pulse coder 43 will detect
To turn signal, and it is sent to the control system of welding machine and is reported to the police.
The workflow of the present invention is as follows：
Welding machine strip threading puts in place, and pinching action platform pressure on welding machine makes pinching action face 12 be clamped in down strip 50
On clamping brace face 11, this clamping force is as a stage clamping force；Then the roller 41 of displacement sensing unit 40 is tightly stopped to recline
Weld side 51 in strip 50；Runner 31 action upwards, makes the conveyor side 52 of strip 50 form arc and arches upward 53, work as band
Rollback pull phenomenon in steel 50, leads to runner 31 to be depressed, when this is believed by pressure to a certain extent by displacement transducer 34
Number it is sent to electromagnetic controller 22, electromagnetic controller 22 controls electromagnetic attraction coil group 21 to suck the anti-pull vibration of strip 50, electricity
The size of magnetic attraction is directly proportional to the distance that runner is depressed, and runner is by the more down explanation strip rollback draft of strip pressure
Bigger, electromagnetic attraction be accomplished by stronger, when under extreme case, back suction power is huge, the strip in clamp still by pull vibration, this
When roller 41 on pulse coder 43 detection the actual string quantity of motion of strip, be subsequently sent to the control system of welding machine, send warning
Prompting operating personnel are intervened, and prevent the weld seam of welder from leading to welding seam breaking because amount of lap is not enough.When clamp cylinder
Or drive control magnetic valve occur abnormal lead to clamp clamping force to disappear in short-term, the strip that threading completes can forward vibration and lead to
Amount of lap is excessive, and now pulse coder 43 equally will detect that exception and alert, effectively improves band steel taping head fixed
The reliability that position clamping controls.
Claims (6)
1. a kind of welding machine anti-positioning vibration clamping device, is characterized in that：Including clamping platform component (10), electromagnetic clamping mechanism (20)
With the controlling organization that arches upward (30), described electromagnetic clamping mechanism (20) inclusion electromagnetic attraction coil group (21) and electromagnetic controller
(22), described electromagnetic attraction coil group (21) is arranged on the lower clamping brace face (11) of clamping platform component (10), described electromagnetism
Controller (22) controls connection electromagnetic attraction coil group (21)；The described controlling organization that arches upward (30) includes runner (31), vertical
Driving means (32) and elastomeric element (33), lower clamping brace face (11) phase of described runner (31) and clamping platform component (10)
Cooperation, near the conveyor side of strip, the axis of runner (31) is parallel with lower clamping brace face (11) for runner (31), described carries
Rise roller (31) two ends pass through bearing hinge connection on sliding seat (35), described vertical drive (32) pass through elastomeric element (33) with
Runner (31) is connected, and the position of runner (31) is monitored by displacement transducer (34), and displacement transducer (34) is by runner
(31) position signalling sends electromagnetic controller (22) to.
2. welding machine as claimed in claim 1 anti-positioning vibration clamping device, is characterized in that：Described electromagnetic clamping mechanism (20) is also
Including electromagnetism anti-magnetized coil group (23), described electromagnetism anti-magnetized coil group (23) is arranged on the outer ring of electromagnetic attraction coil group (21).
3. welding machine as claimed in claim 1 or 2 anti-positioning vibration clamping device, is characterized in that：Described clamping platform component (10)
On be also equipped with displacement sensing unit (40), described displacement sensing unit (40) near strip weld side, displacement sensing unit
(40) include roller (41), push assembly (42) and pulse coder (43), described roller (41) is connected with pushing assembly (42),
Push assembly (42) and roller (41) is pressed to strip (50), described pulse coder (43) is arranged on roller (41).
4. welding machine as claimed in claim 3 anti-positioning vibration clamping device, is characterized in that：Described clamping platform component (10) bag
Include lower clamping brace face (11), upper pinching action face (12), clamping platform guide post (14), clamping platform driving means (15) and action
Linkage (16), described lower clamping brace face (11) is fixedly installed on foundation ground, and described clamping platform guide post (14) is altogether
Have a pair, be symmetricly set on the both sides of lower clamping brace face (11), described upper pinching action face (12) is shelved by slide block set and set
Between a pair of clamping platform guide post (14), described clamping platform driving means (15) are fixedly mounted on clamping platform guide post (14)
Top, clamping platform driving means (15) are connected with upper pinching action face (12) by action link rod mechanism (16), and drive clamps
Action face (12) moves up and down along clamping platform guide post (14).
5. welding machine as claimed in claim 4 anti-positioning vibration clamping device, is characterized in that：Described vertical drive (32)
It is selected from hydraulic cylinder or cylinder with clamping platform driving means (15).
6. welding machine as claimed in claim 4 anti-positioning vibration clamping device, is characterized in that：Described lower clamping brace face (11)
On be additionally provided with some groups of friction facings (13), the hardness of described friction facing (13) is less than the hardness of strip (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327142.9A CN105312797B (en) | 2014-07-10 | 2014-07-10 | Clamping device for preventing location play of welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327142.9A CN105312797B (en) | 2014-07-10 | 2014-07-10 | Clamping device for preventing location play of welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105312797A CN105312797A (en) | 2016-02-10 |
| CN105312797B true CN105312797B (en) | 2017-02-15 |
Family
ID=55241636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410327142.9A Active CN105312797B (en) | 2014-07-10 | 2014-07-10 | Clamping device for preventing location play of welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105312797B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903432B (en) * | 2017-05-08 | 2019-01-04 | 哈尔滨工业大学（威海） | Based on the laser assembly solder device and its control method rolled with weldering |
| CN108890155B (en) * | 2018-06-29 | 2021-01-12 | 宝山钢铁股份有限公司 | High-reliability multifunctional welding machine clamp device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0258454A1 (en) * | 1986-02-28 | 1988-03-09 | Kawasaki Steel Corporation | Method and device for cutting and welding steel belts |
| CN201792138U (en) * | 2010-09-10 | 2011-04-13 | 宝山钢铁股份有限公司 | Three-piece type clamping device of narrow-lap welding machine |
| CN202433267U (en) * | 2012-01-09 | 2012-09-12 | 宝山钢铁股份有限公司 | Device for inspecting quality of thin strip steel weld joint |
| CN202720339U (en) * | 2012-04-18 | 2013-02-06 | 宝山钢铁股份有限公司 | Safety inspection apparatus for clamp of welding machine |
| CN202877751U (en) * | 2012-10-25 | 2013-04-17 | 江苏苏讯新材料科技有限公司 | Lifting device for seam welder strip steel of finishing system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0284216A (en) * | 1988-09-21 | 1990-03-26 | Kawasaki Steel Corp | Abnormality diagnosis method for welded shape of metallic strip |
| JP3369256B2 (en) * | 1993-06-30 | 2003-01-20 | 川崎製鉄株式会社 | Lap seam welding method for steel plate |
| DE19706054A1 (en) * | 1997-02-10 | 1998-08-20 | Mannesmann Ag | Induction welding device and working method for connecting several pre-strips in a system for the continuous production of hot-rolled steel strip |
| JP3732950B2 (en) * | 1998-04-16 | 2006-01-11 | 新日本製鐵株式会社 | Steel strip joining device |
| JP2000298519A (en) * | 1999-04-14 | 2000-10-24 | Nisshin Steel Co Ltd | Method for controlling threading position of steel strip |
-
2014
- 2014-07-10 CN CN201410327142.9A patent/CN105312797B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0258454A1 (en) * | 1986-02-28 | 1988-03-09 | Kawasaki Steel Corporation | Method and device for cutting and welding steel belts |
| CN201792138U (en) * | 2010-09-10 | 2011-04-13 | 宝山钢铁股份有限公司 | Three-piece type clamping device of narrow-lap welding machine |
| CN202433267U (en) * | 2012-01-09 | 2012-09-12 | 宝山钢铁股份有限公司 | Device for inspecting quality of thin strip steel weld joint |
| CN202720339U (en) * | 2012-04-18 | 2013-02-06 | 宝山钢铁股份有限公司 | Safety inspection apparatus for clamp of welding machine |
| CN202877751U (en) * | 2012-10-25 | 2013-04-17 | 江苏苏讯新材料科技有限公司 | Lifting device for seam welder strip steel of finishing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105312797A (en) | 2016-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104781175B (en) | There is the elevator of deadman's brake | |
| CN105312797B (en) | Clamping device for preventing location play of welding machine | |
| US9555498B2 (en) | Resistance welding machine pinch point safety sensor | |
| EP1741658A1 (en) | Elevator apparatus | |
| CN103831779A (en) | Engine piston pin snap ring press fitting tool | |
| JP2014210623A (en) | Rail clamp device | |
| EP1865235A3 (en) | Hydraulic pressure control apparatus | |
| CN202022605U (en) | Clamping conveyer | |
| CN106596270A (en) | Test device and test method of attenuation of extension spring and compression spring | |
| CN209081176U (en) | A kind of machine room upper beam that linkage mechanism being electronically activated with safety tongs | |
| CN105290654B (en) | Lead centralising device in presser type side | |
| CN105398908A (en) | Auxiliary control device of elevator safety tongs | |
| CN110015620A (en) | Decline be hampered protection mechanism and power plant module and clothes airing machine | |
| CN202770576U (en) | Steel-wire-rope tensioning detection device and engineering machinery | |
| CN104251683B (en) | A kind of goods width detecting | |
| CN207511761U (en) | A kind of elevator counterweight elevator belt is broken testing agency | |
| CN207275642U (en) | Double stop position positioners | |
| CN206593966U (en) | A kind of attenuation test device of extension spring and compression spring | |
| CN107465315A (en) | A kind of stator core is clapped machine automatically | |
| CN205419389U (en) | Elevator overload detecting device | |
| CN210788660U (en) | Steel coil car | |
| CN210788661U (en) | Strip steel coiling and uncoiling system | |
| CN209906249U (en) | Descending resistance protection mechanism, power module and clothes airing machine | |
| CN209493131U (en) | Identical tension tape feeding device | |
| CN208516557U (en) | A kind of welding conveying mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |