CN203956391U - Taper square tubes soldering frock - Google Patents
Taper square tubes soldering frock Download PDFInfo
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- CN203956391U CN203956391U CN201420339897.6U CN201420339897U CN203956391U CN 203956391 U CN203956391 U CN 203956391U CN 201420339897 U CN201420339897 U CN 201420339897U CN 203956391 U CN203956391 U CN 203956391U
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- bolt
- base plate
- frock
- welded
- frock base
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Abstract
The utility model has disclosed a kind of taper square tubes soldering frock, for welding fabrication taper square tube, comprise frock base plate for placing adapter to be welded, for compressing the holding down assembly of adapter to be welded, for the position block of fixing adapter to be welded position, be arranged in the liner in adapter to be welded.The beneficial effects of the utility model are mainly reflected in: can weld easily taper or special-shaped square tube, and welding effect is good, appearance of weld is good, are unlikely the situation that burn-through or reverse side oxidation occur.
Description
Technical field
The utility model relates to a kind of taper square tubes soldering frock.
Background technology
Square tube has axial symmetry, can bear preferably curved, twisting strain, and the while is saving steel again, therefore be widely used in structural member field, and the more common square tube of stainless steel square tube has better corrosion resistance, resistance to magnetizability, therefore receives more concerns in Electric Drive field.For example, at the upper and lower arm assembly tube connector of pantograph product, be the vitals of lifting bow transmission system, the general tapered shape of this pipe.One end bore that is square tube is greater than other end bore, and global sections presents tapering transition.
For the stainless steel welding of cone-shaped, deflection is larger, especially runs through the longitudinal seam welding of whole square tube, can make the profile of stainless steel square tube and size produce variation greatly; Meanwhile, due to the requirement of product applying working condition, also must guarantee one meter of longitudinal joint complete penetraction and fusion in welding how long, can not have the defects such as burn-through or reverse side oxidation, cause welding difficulty very big, common welding method cannot realize at all.But because the party's pipe has tapering, so be difficult to again to use essence to pull out technique, produce.
Utility model content
The purpose of this utility model solves the problems of the technologies described above, and proposes a kind of taper square tubes soldering frock.
The purpose of this utility model, will be achieved by the following technical programs:
Taper square tubes soldering frock, for welding fabrication taper square tube, comprises
Frock base plate, for placing adapter to be welded;
Hold down assembly, be connected on frock base plate, for compressing adapter to be welded, described in hold down assembly and be arranged at the both sides of weld seam, described in the bottom surface that holds down assembly and the upper surface of adapter to be welded be close to;
Position block, is fixed on frock base plate, and for fixing adapter to be welded position, described position block is provided with plural right, and every pair of described position block is arranged at respectively the both sides of adapter to be welded, and the inner surface of described position block and adapter outer surface to be welded are close to;
Liner, is arranged in adapter to be welded;
Described taper square tube is that one end bore is to the square tube of other end bore tapering transition.
Preferably, described in hold down assembly and comprise support and be arranged at the briquetting on described support, described support welding is located on frock base plate, on described briquetting, offers mounting hole, is installed with the bolt that is connected with frock base plate in order to regulate briquetting degree of tightness in described mounting hole.
Preferably, described holding down assembly comprises support and is arranged at the briquetting on described support, described support welding is located on frock base plate, on described briquetting, offer mounting hole, in described mounting hole, be provided with bolt, described bolt passes frock base plate and the long bolt engagement being arranged under base plate, and described long bolt is arranged at a side of bolt, thereby long bolt rotates drive bolt, rotation drives briquetting along moving up and down perpendicular to frock base plate direction;
The threaded line of described bolt is parallel with bolt axis, and a side of described long bolt is plane, and for the ease of assembling, a side of long bolt plane is towards bolt, and during rotation, long bolt and bolt mesh.
Preferably, described holding down assembly comprises the cylinder being fixed on described frock base plate, and by described air cylinder driven and for compressing the strip plate of adapter to be welded, the motion of the cylinder axis of described cylinder drives described strip plate to move up and down along the direction perpendicular to described frock base plate.
Preferably, described position block is welded and fixed or screw thread is fixed on frock base plate, and is distributed in length of tube direction to be welded.
Preferably, offer T shape sliding tray on described frock base plate, described position block bottom section is T-shaped, and slides in sliding tray.
Preferably, on the sliding tray of described frock base plate, offer mounting hole, on described position block, offer through hole, in described through hole, be provided with bolt, described bolt is fixedly connected with described position block and described frock base plate through mounting hole.
Preferably, on the sliding tray of described frock base plate, offer mounting hole, on described position block, offer through hole, in described through hole, be provided with bolt, described bolt is through mounting hole and the long bolt engagement being arranged under frock base plate, described long bolt axially runs through frock base plate, the screw thread of described bolt is parallel with the axis of bolt, one side of described long bolt is plane, and described plane is relative with bolt, described long bolt rotates and drives bolt to rotate, thereby drives position block to move up and down along the direction perpendicular to frock base plate.
Preferably, described welding tooling also comprises that described liner is water-cooled liner for clamping liner clamping block.
Preferably, described clamping block is wedge.
A welding method for taper square tube, comprises the steps:
Step 1, positioning step, according to the shape of square tube to be welded, size and profile, position block is placed in to required relevant position, mode by screw thread or welding is fixed on position block on frock base plate, described taper square tube has been one end to the square tube of other end tapering transition, synthetic by two synthetic trapezoidal semicanals to be welded, described square tube to be welded is two synthetic trapezoidal semicanals to be welded, guarantee in welding process, welding gun is aimed at weld seam center all the time, and does not deform before part is removed constraint;
Step 2, fixing step, be placed in two trapezoidal semicanals on frock base plate, and by the compression that holds down assembly, described compressing method comprises two kinds, and optionally one compresses,
A, compressing method one:
A1, is placed in trapezoidal semicanal upper surface by some to briquetting, carries out preliminary compressing;
A2, maybe can unify briquetting locking by the long bolt of bottom and its engagement fasteningly by tightening successively bolt in briquetting, guarantees that trapezoidal semicanal edge is completely fixed and does not move perpendicular to the direction of frock base plate;
B, compressing method two:
B1, starts the cylinder that is arranged at frock base plate both sides, and cylinder axis drives strip plate to the motion of frock base plate direction, thereby compresses trapezoidal semicanal;
Step 3, liner are placed step, and liner is inserted to laddertron inside;
Step 4, liner fixing step,, make to be fixed between liner and adapter to be welded at liner bottom clamping by clamping block, adjusts the forming tank of liner simultaneously, makes it aim at weld seam center;
Step 5, water-cooled welding step, open water pump water flowing in liner, and the welding of then switching on guarantees square tube complete penetraction and fusion in welding, by the assistant formation of liner, makes appearance of weld good, the situation of unlikely generation burn-through or reverse side oxidation;
Step 6, reverse side welding step, after one side weld, removal holds down assembly and the constraint of position block, by above-mentioned steps one to five, carries out the welding of another side;
Step 7, blanking step, after the welding on two sides completes and be cooling, unload the square tube of having welded, and completes whole welding process.
The beneficial effects of the utility model are mainly reflected in: can weld easily taper or special-shaped square tube, location, fixing, type of cooling unconventionality and welding effect are good, and appearance of weld is good, is unlikely the situation that burn-through or reverse side oxidation occur.
Accompanying drawing explanation
Fig. 1: embodiment mono-structural representation of the present utility model.
Fig. 2: the structural representation of embodiment bis-of the present utility model.
Fig. 3: the structural representation of the utility model long bolt, now illustrate long bolt to there is a side of plane.
Fig. 4: the structural representation of the utility model long bolt, now illustrate long bolt whorl side.
Fig. 5: the side structure schematic diagram of the utility model long bolt.
Fig. 6: the structural representation of frock base plate in the utility model embodiment bis-.
The front view of Fig. 7: Fig. 6.
Fig. 8: the position block cross-sectional view in the utility model embodiment bis-.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
The utility model has disclosed taper square tubes soldering frock, for welding fabrication taper square tube, comprise frock base plate for placing adapter to be welded, for compressing the holding down assembly of adapter to be welded, for the position block of fixing adapter to be welded position, be arranged in the liner in adapter to be welded.
Described holding down assembly is arranged at the both sides of weld seam, and compresses in the top of adapter to be welded; Described position block is provided with plural right, and every pair of described position block is arranged at respectively the both sides of adapter to be welded, and with the outside butt of adapter to be welded, the inner surface of described position block and adapter outer surface to be welded are close to.Described taper square tube is welded by two trapezoidal semicanals actually, and one end bore of taper square tube is to the square tube of other end bore tapering transition.Distance between relative position block also increases along with the increase of taper square tube bore.
Embodiment mono-
As shown in Figure 1, described in to hold down assembly be to comprise support and be arranged at the briquetting 2 on support, described support uniform welding is located on frock base plate 1, is provided with a briquetting 2 on each support.On described briquetting 2, offer mounting hole (meaning not shown in the figures), in described mounting hole, be installed with the bolt 21 that is connected with frock base plate 1 in order to regulate briquetting 2 degrees of tightness.Described position block 3 is fixed on frock base plate 1 by welding manner.Distance between every pair of position block 3 can be carried out suitable adjusting according to the caliber size of adapter to be welded.Liner is water-cooled liner 5, cannot fix, therefore by adopting the clamping block 6 of inclined wedge-shaped to carry out butt below water-cooled liner 5 because water-cooled liner is arranged in position in square tube.Make the upper surface of water-cooled liner 5 be adjacent to square tube inwall, the stability in order to keep welding and the yield of weld seam, be provided with forming tank on described water-cooled liner 5, when welding, will adjust the seam to be welded of described forming tank and square tube is aligned.
During welding, by square tube to be welded, be that two laddertrons 4 are placed on frock base plate 1, now, because position block 3 is welded on frock base plate 1, therefore trapezoidal semicanal need to be placed in two relative position blocks 3.Water-cooled liner 5 is arranged in laddertron 4, by welding machine 8, welds, during due to welding, temperature is higher, thus first in the interior maintenance water flowing of water-cooled liner 5 before welding, thus make appearance of weld good, the situation of unlikely generation burn-through or reverse side oxidation.After a square tubes soldering completes and be cooling, remove the rigid constraint of briquetting 2.Carry out in a manner described again the weld seam welding of square tube reverse side.
Because briquetting 2 quantity are more, loaded down with trivial details time-consuming when being carried out single adjustment and tightened by bolt 21, therefore also comprise on described welding tooling that one is arranged on the long bolt 7 of frock base plate, described long bolt 7 is meshing with bolt 21.The screw thread of described bolt 21 is parallel with the axis of bolt.Shown in Fig. 3-Fig. 5, in order to assemble and the order rotation of bolt 21, one side of described long bolt 7 is cut, form plane 71, described plane 71 in bolt 21 over against, when needs regulate, by rotation long bolt 7, can drive bolt 21 to rotate, thereby regulate the distance between briquetting 2 and frock base plate 1.
Transmission between above long bolt 7 and bolt 21 and turbine, worm screw principle are consistent, bolt and engagement vertical with long bolt, and the screw thread of the screw thread 72 when long bolt rotates on it on can meshing bolt drives bolt to rotate.
The welding method of using above-described taper square tube frock, comprises the steps:
Step 1, fixing adapter to be welded, be placed in two trapezoidal semicanals 4 on frock base plate 1, position block supported to 3 and be against the both sides of trapezoidal semicanal, and be fixed on frock base plate 1.The fixing of position block 3 can be fixed for welding or screw thread.
First fixed position block 3 is due to after position block 3 is fixing, when the follow-up trapezoidal semicanal 4 of same batch is welded, can in the situation that not needing loosening position block 3, place adapter to be welded, be to be also fixed in order to treat welded pipe simultaneously.Then, by tightening successively bolt 21 in briquetting, briquetting locking maybe can be unified by the long bolt 7 of bottom and its engagement fastening, guarantee that trapezoidal semicanal edge is completely fixed and does not move perpendicular to the direction of frock base plate; Guarantee that in welding process, welding gun is aimed at weld seam center all the time, and do not deform before part is removed constraint.
Step 2, placement liner, insert laddertron by water-cooled liner inner.
Step 3, fixed-bearing position, the clamping block 6 by inclined wedge-shaped clamps liner bottom, and adjusts the forming tank of liner, makes it aim at weld seam center.
The welding of step 4, water-cooled, opens water pump water flowing in liner, then welding machine 8 welding of switch on, and assurance square tube complete penetraction and fusion in welding, by the assistant formation of water-cooled liner, makes appearance of weld good, the situation that unlikely generation burn-through or reverse side are oxidized.
The welding of step 5, reverse side, treats that one side is soldered, and after cooling, removes and holds down assembly and the constraint of position block 3, then carry out in a manner described the weld seam welding of trapezoidal semicanal 4 reverse side.
Step 6, blanking, after to be welded completing, cooling and carry out blanking.
Embodiment bis-
As shown in Figure 2, described in hold down assembly as whole strip plate 2, described strip plate 2 connects by being fixed on cylinder on frock base plate 1 two ends 9, the cylinder axis motion of described cylinder 9 drives strip plate 2 to do to unclamp compression activity.Between cylinder 9, frock base plate 1 and strip plate 2, form quadrangle, when cylinder axis ejects, strip plate 2 rises, unclamp with trapezoidal semicanal 4 between be connected.When cylinder axis is regained, strip plate 2 presses down, and can compress trapezoidal semicanal trapezoidal semicanal 4 is longitudinally fixed.
Certainly, described cylinder 9 also can carry out vertical fixing with strip plate 2 and frock base plate 1, and the overall time that can reach equally 2 pairs of trapezoidal semicanals 4 of strip plate is fixed, convenient, fast.
Because trapezoidal semicanal 4 also has the movement of position in the horizontal, therefore need to position in the horizontal.The present embodiment adopts multipair position block 3 to position.Described position block 3 screw threads are fixed on frock base plate 1.In view of the size of power and the stability of welding, consider, the taper end of taper square tube is far away, and at the summary butt end of taper square tube, position block 3 spacing are less.
Concrete, shown in Fig. 6-Fig. 8, on described frock base plate 1, offer T shape sliding tray 11, corresponding, described position block bottom section is T-shaped, can be in the interior slip of sliding tray 11.By position block 3, adopt movably form, can not only well guarantee that position block 3 can be adjacent to surface of the work to be welded completely, increase rigid constraint, reduce welding deformation.Also can locate conical pipe or other special-shaped square tubes of different model by regulating position block 3 simultaneously, increase the scope of application of frock.
On described sliding tray, offer mounting hole 12, on described position block 3, offer through hole 31, be provided with bolt (meaning not shown in the figures) in described through hole 31, described bolt is fixedly connected with described position block 3 and described frock base plate 1 through mounting hole 12.In order to facilitate disposable tightening, described frock base plate 1 below is arranged at the long bolt of bolt engagement, by rotating long bolt, drives bolt to position the fixing of block 3.Between described long bolt and bolt, by turbine, worm screw principle, this structural principle is identical with bolt 21 principles by long bolt with embodiment mono-Fig. 1, and in position block, the axis of the screw thread and bolt self of described bolt is parallel.
The welding method of using above-described taper square tube frock, comprises the steps:
Step 1, fixing adapter to be welded, be placed in two trapezoidal semicanals 4 on frock base plate 1, position block supported to 3 and be against the both sides of trapezoidal semicanal, and be fixed on frock base plate 1.The fixing of position block 3 can be fixed for welding or screw thread.
First fixed position block 3 is due to after position block 3 is fixing, when the follow-up trapezoidal semicanal 4 of same batch is welded, can in the situation that not needing loosening position block 3, place adapter to be welded, be to be also fixed in order to treat welded pipe simultaneously.Then, cylinder 9 is regained cylinder axis, makes strip plate 2 compress trapezoidal semicanal 4, and adapter to be welded be not moved along frock baseplate vertical direction.Guarantee that in welding process, welding gun is aimed at weld seam center all the time, and do not deform before part is removed constraint.
Step 2, placement liner, insert laddertron by water-cooled liner inner.
Step 3, fixed-bearing position, the clamping block 6 by inclined wedge-shaped clamps liner bottom, and adjusts the forming tank of liner, makes it aim at weld seam center.
The welding of step 4, water-cooled, opens water pump water flowing in liner, then welding machine 8 welding of switch on, and assurance square tube complete penetraction and fusion in welding, by the assistant formation of water-cooled liner, makes appearance of weld good, the situation that unlikely generation burn-through or reverse side are oxidized.
The welding of step 5, reverse side, treats that one side is soldered, and after cooling, removes and holds down assembly and the constraint of position block 3, then carry out in a manner described the weld seam welding of trapezoidal semicanal 4 reverse side.
Step 6, blanking, after to be welded completing, cooling and carry out blanking.
The utility model still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming, within all dropping on protection domain of the present utility model.
Claims (10)
1. taper square tubes soldering frock, for welding fabrication taper square tube, is characterized in that: comprise
Frock base plate, for placing adapter to be welded;
Hold down assembly, be connected on frock base plate, for compressing adapter to be welded, described in hold down assembly and be arranged at the both sides of weld seam, described in the bottom surface that holds down assembly and the upper surface of adapter to be welded be close to;
Position block, is fixed on frock base plate, and for fixing adapter to be welded position, described position block is provided with plural right, and every pair of described position block is arranged at respectively the both sides of adapter to be welded, and the inner surface of described position block and adapter outer surface to be welded are close to;
Liner, is arranged in adapter to be welded;
Described taper square tube is that one end bore is to the square tube of other end bore tapering transition.
2. taper square tubes soldering frock as claimed in claim 1, it is characterized in that: described in hold down assembly and comprise support and be arranged at the briquetting on described support, described support welding is located on frock base plate, on described briquetting, offer mounting hole, in described mounting hole, be installed with the bolt that is connected with frock base plate in order to regulate briquetting degree of tightness.
3. taper square tubes soldering frock as claimed in claim 1, it is characterized in that: described in hold down assembly and comprise support and be arranged at the briquetting on described support, described support welding is located on frock base plate, on described briquetting, offer mounting hole, in described mounting hole, be provided with bolt, described bolt passes frock base plate and the long bolt engagement being arranged under base plate, and described long bolt is arranged at a side of bolt; The threaded line of described bolt is parallel with bolt axis, and a side of described long bolt is plane, thereby described long bolt rotates drive bolt, rotates drive briquetting along moving up and down perpendicular to frock base plate direction.
4. taper square tubes soldering frock as claimed in claim 1, it is characterized in that: described in hold down assembly and comprise the cylinder being fixed on described frock base plate, and by described air cylinder driven and for compressing the strip plate of adapter to be welded, the motion of the cylinder axis of described cylinder drives described strip plate to move up and down along the direction perpendicular to described frock base plate.
5. taper square tubes soldering frock as claimed in claim 1, is characterized in that: described position block is welded and fixed or screw thread is fixed on frock base plate, and is distributed in length of tube direction to be welded.
6. taper square tubes soldering frock as claimed in claim 5, is characterized in that: on described frock base plate, offer T shape sliding tray, described position block bottom section is T-shaped, and slides in sliding tray.
7. taper square tubes soldering frock as claimed in claim 5, it is characterized in that: on the sliding tray of described frock base plate, offer mounting hole, on described position block, offer through hole, in described through hole, be provided with bolt, described bolt is fixedly connected with described position block and described frock base plate through mounting hole.
8. taper square tubes soldering frock as claimed in claim 5, it is characterized in that: on the sliding tray of described frock base plate, offer mounting hole, on described position block, offer through hole, in described through hole, be provided with bolt, described bolt is through mounting hole and the long bolt engagement being arranged under frock base plate, described long bolt axially runs through frock base plate, the screw thread of described bolt is parallel with the axis of bolt, one side of described long bolt is plane, and described plane is relative with bolt, described long bolt rotates and drives bolt to rotate, thereby drive position block to move up and down along the direction perpendicular to frock base plate.
9. taper square tubes soldering frock as claimed in claim 1, is characterized in that: described welding tooling also comprises that described liner is water-cooled liner for clamping liner clamping block.
10. taper square tubes soldering frock as claimed in claim 9, is characterized in that: described clamping block is wedge.
Priority Applications (1)
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CN201420339897.6U CN203956391U (en) | 2014-06-25 | 2014-06-25 | Taper square tubes soldering frock |
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CN201420339897.6U CN203956391U (en) | 2014-06-25 | 2014-06-25 | Taper square tubes soldering frock |
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CN201420339897.6U Expired - Fee Related CN203956391U (en) | 2014-06-25 | 2014-06-25 | Taper square tubes soldering frock |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104057231A (en) * | 2014-06-25 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Welding fixture for conical square pipe and welding method thereof |
CN105436766A (en) * | 2015-11-14 | 2016-03-30 | 安徽合叉叉车有限公司 | Continuous welding equipment for forklift accessory installing rack |
-
2014
- 2014-06-25 CN CN201420339897.6U patent/CN203956391U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104057231A (en) * | 2014-06-25 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Welding fixture for conical square pipe and welding method thereof |
CN104057231B (en) * | 2014-06-25 | 2016-05-04 | 南车戚墅堰机车车辆工艺研究所有限公司 | Taper square tubes soldering frock and welding method thereof |
CN105436766A (en) * | 2015-11-14 | 2016-03-30 | 安徽合叉叉车有限公司 | Continuous welding equipment for forklift accessory installing rack |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20170625 |
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CF01 | Termination of patent right due to non-payment of annual fee |