CN203484855U - Three-dimensional flexible tool clamp for robot welding of work pieces of bogie frame - Google Patents
Three-dimensional flexible tool clamp for robot welding of work pieces of bogie frame Download PDFInfo
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- CN203484855U CN203484855U CN201320631102.4U CN201320631102U CN203484855U CN 203484855 U CN203484855 U CN 203484855U CN 201320631102 U CN201320631102 U CN 201320631102U CN 203484855 U CN203484855 U CN 203484855U
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- rear side
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- bogie frame
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- down gag
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- 238000003466 welding Methods 0.000 title claims abstract description 43
- 238000003825 pressing Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000007306 turnover Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
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Abstract
The utility model discloses a three-dimensional flexible tool clamp for robot welding of work pieces of a bogie frame. The three-dimensional flexible tool clamp comprises pin shafts, a front side locating rod, a front side stand column, a rear side locating rod, a rear side stand column, a tool chassis, a front side compressing device and a rear side compressing device, wherein the front side stand column and the rear side stand column are fixed to the surface of the tool chassis in the first direction; the front side locating rod is arranged at the top end of the front side stand column; the rear side locating rod is arranged at the top end of the rear side stand column; the top end of the front side locating rod and the top end of the rear side locating rod are provided with the pin shafts respectively in the first direction; the front side compressing device is arranged in the middle of the front side stand column, the rear side compressing device is arranged in the middle of the rear side stand column, and the front side compressing device and the rear side compressing device are compressed in the first direction. By the adoption of the technical scheme, the bogie frame can be effectively and tightly clamped, locating accuracy when different bogie frames are clamped repeatedly is ensured, the turn-over time of the work pieces is shortened, labor intensity of workers is relieved, and production efficiency is improved.
Description
Technical field
The utility model relates to portal crane flexibility welding manufacturing equipment, more particularly, relates to a kind of three-dimension flexible frock clamp for the welding of bogie frame workpiece robot.
Background technology
Bogie frame is the important auxiliary equipment of portal crane, is the important component part of cart walking mechanism.What this structure adopted at present is traditional manual welding manufacture, has the problems such as constant product quality is poor, production efficiency is low, polishing amount is large, labor strength is large.Because weld seam quantity in bogie frame is many and position while welding is different, workpiece needs artificial constantly upset in welding process simultaneously, and single member completes welding need to overturn number of times over 10 times.
Therefore, proposed to realize for bogie frame the new technology of full-automatic machine people welding, changed the mode of Traditional Man welding, the automated system that adopts welding robot to cooperate with positioner, researched and developed bogie frame robot welding and manufactured new technology, to realize the flexibility manufacture of this structure.Because robot welding is high to clamping workpiece required precision, and positioner need to overturn in welding process, therefore needs special frock clamp that workpiece is positioned and clamped.
Utility model content
The purpose of this utility model aims to provide a kind of three-dimension flexible frock clamp for the welding of bogie frame workpiece robot, solves in prior art and in bogie frame welding process, needs manpower repeatedly to overturn and fixing problem.
According to the utility model, a kind of three-dimension flexible frock clamp for the welding of bogie frame workpiece robot is provided, comprise bearing pin, front side gauge bar, front heel post, rear side gauge bar, rear side column, frock chassis, front side hold down gag, rear side hold down gag.Wherein, front heel post and rear side column are fixed on frock chassis surface along first direction, and front heel post top arranges front side gauge bar, and side stand rearways capital end arranges rear side gauge bar.The top of front side gauge bar and rear side gauge bar, arranges bearing pin along first direction, and front heel post middle part arranges front side hold down gag, and rear side column middle part arranges rear side hold down gag, and front side hold down gag and rear side hold down gag compress along first direction.
According to an embodiment of the present utility model, frock chassis is rectangle, and first direction is perpendicular to two sides on frock chassis.
According to an embodiment of the present utility model, bearing pin is cylinder, and its two ends comprise locating shaft, and the diameter of locating shaft is less than the diameter of bearing pin, and the surface of bearing pin has groove, and the size of the axis hole of the size of bearing pin and bogie frame workpiece matches.
According to an embodiment of the present utility model, the bottom of front side gauge bar is threaded with the top of front heel post, can adjust up and down the position of front side gauge bar; The bottom of rear side gauge bar is threaded with the top of rear side column, can adjust up and down the position of rear side gauge bar.
According to an embodiment of the present utility model, front side hold down gag is positioned at front heel post middle part, adopts screw thread to compress, and front side hold down gag is through the surface of front heel post, and its one end contacting with workpiece is the movable presser feet in front side.
According to an embodiment of the present utility model, rear side hold down gag is positioned at rear side column middle part, adopts screw thread to compress, and rear side hold down gag is through the surface of rear side column, and its one end contacting with workpiece is the movable presser feet of rear side.
According to an embodiment of the present utility model, rear side hold down gag is positioned at rear side column middle part, and rear side hold down gag is fixing presser foot.
According to an embodiment of the present utility model, frock chassis surface comprises a plurality of tapped through holes, and through hole is along arranging perpendicular to the second direction of first direction, and frock chassis surface arranges pressing plate, and pressing plate screws in tapped through hole positioning compression by bolt.
Adopt the technical solution of the utility model, can realize the effective clamping to bogie frame, and guaranteed the positioning precision of different bogie frames when repeated clamping.With in traditional welding process, manually stand up and compare, robot welding clamps by three-dimension flexible frock, adopts positioner to stand up, and has shortened workpiece bedsore, has reduced workman's labour intensity, has improved production efficiency.
Accompanying drawing explanation
In the utility model, identical Reference numeral represents identical feature all the time, wherein:
Fig. 1 is that the utility model is for the overall schematic of the three-dimension flexible frock clamp of bogie frame workpiece robot welding;
Fig. 2 is that the utility model is for the front view of the three-dimension flexible frock clamp of bogie frame workpiece robot welding;
Fig. 3 is that the utility model is for the top view of the three-dimension flexible frock clamp of bogie frame workpiece robot welding;
Fig. 4 is the front view of bogie frame workpiece;
Fig. 5 is that the utility model is clipped on the schematic diagram of bogie frame for the three-dimension flexible frock clamp of bogie frame workpiece robot welding.
The specific embodiment
Below in conjunction with drawings and Examples, further illustrate the technical solution of the utility model.
The utility model emphasis has solved effective clamping of bogie frame and the problem of repetitive positioning accuracy, is applicable to the three-dimension flexible welding tooling of plurality of specifications bogie frame robot welding.
With reference to Fig. 1, three-dimension flexible frock clamp for the welding of bogie frame workpiece robot of the present utility model is divided into 4 part primary structures from top to bottom, respectively bearing pin 1, front side gauge bar 2, front heel post 3, rear side gauge bar 5, rear side column 7 and frock chassis 9, wherein on front heel post 3, be also provided with front side hold down gag 4, on rear side column 7, be also provided with rear side hold down gag 6.Below by a plurality of accompanying drawings, describe the structure of the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot of the present utility model in detail.
As shown in Figure 1, first direction delimited in frock chassis 9.In general, frock chassis 9 is rectangle, and the direction of delimiting so perpendicular to two sides on frock chassis 9 is first direction.Certainly frock chassis 9 can be other shape, such as circle etc., can play equally the same effect, for this situation, the direction of a diameter wherein can be made as to first direction, by that analogy.
Continuation is with reference to Fig. 1, front heel post 3 and rear side column 7 are fixed on 9 surfaces, frock chassis along first direction, and front heel post 3 tops arrange front side gauge bar 2, and rear side column 7 tops arrange rear side gauge bar 5, and the top at front side gauge bar 2 and rear side gauge bar 5, arranges bearing pin 1 along first direction.As seen from Figure 1, front heel post 3, rear side column 7 and bearing pin 1 are located along the same line.
With reference to Fig. 2, specifically, bearing pin 1 is cylinder, and its two ends comprise locating shaft 13, and the diameter of locating shaft 13 is less than the diameter of bearing pin 1, and the size of the axis hole of the size of bearing pin 1 and bogie frame workpiece 12 matches.The local processing groove that needs of outer surface of bearing pin 1, is conducive to lift workpiece on the one hand, is conducive on the other hand mobile bearing pin 1.
As shown in Figure 2, front heel post 3 middle parts arrange front side hold down gag 4, and rear side column 7 middle parts arrange rear side hold down gag 6, and front side hold down gag 4 and rear side hold down gag 6 compress along above-mentioned first direction.As seen from Figure 2, front side hold down gag 4 is positioned at front heel post 3 middle parts, through the surface of front heel post 3, and the mode that adopts screw thread to compress, and can regulate.The version of the movable presser feet in employing front side, one end that front side hold down gag 4 contacts with workpiece, avoids, in screw rod rotary course, surface of the work is caused to damage.
For rear side hold down gag 6, the utility model can have 2 kinds of different structures.A kind of structure is identical with front side hold down gag 4, and rear side hold down gag 6 is positioned at rear side column 7 middle parts, through the surface of rear side column 7, and the mode that adopts screw thread to compress, and can regulate.One end that rear side hold down gag 6 contacts with workpiece adopts the version of the movable presser feet of rear side, avoids, in screw rod rotary course, surface of the work is caused to damage.
On the other hand, consider that front side hold down gag 4 and rear side hold down gag 6, as long as one of them is movable, just can play the object of compression, so the second structure of rear side hold down gag 6 being to be positioned at rear side column 7 middle parts, is fixing presser foot.
Continuation is with reference to Fig. 2, and the bottom of front side gauge bar 2 is threaded with the top of front heel post 3, and height can regulate among a small circle, can adjust up and down the position of front side gauge bar 2.Similarly, the bottom of rear side gauge bar 5 is threaded with the top of rear side column 7, can adjust up and down the position of rear side gauge bar 5.Front side gauge bar 2, rear side gauge bar 5 tops are the structure of half slot, and the size of the locating shaft 13 at half slot size and bearing pin 1 two ends matches.
With reference to Fig. 3, frock chassis 9 adopts porous type design, and its surface comprises a plurality of tapped through holes, and through hole is arranged along the second direction perpendicular to first direction.9 surfaces, frock chassis arrange pressing plate 8, and pressing plate 8 can have two, and along second direction setting, pressing plate 8 screws in tapped through hole positioning compression by bolt, can realize according to the specification of bogie frame the controllability compression of left and right side pressing plate 8.
With reference to Fig. 4, shown in Fig. 4 is the structural representation of bogie frame workpiece 12, and it is rendered as irregular shape, in center of top, has a bogie frame axis hole 10.Due to bogie frame workpiece 12 complexity, and specification is more, and in order to guarantee the repetitive positioning accuracy of different bogie frames when the clamping, the utility model has carried out jig Design according to the principle of origin reference location.
As shown in Figure 4, the distance between bogie frame axis hole 10 center and bogie frame base plate 11 is the benchmark of bogie frame, utilize the bearing pin 1 mate with bogie frame axis hole 10 to wear axle and locate, after clamping workpiece as shown in Figure 5.
With reference to Fig. 5, because bogie frame specification is more, therefore the design of the porous type on frock chassis 9 can be according to the variation of bogie frame base plate 11 sizes, adjust the position of pressing plate 8, by pressing plate 8, carry out pressure holding, realized on the one hand the constraint to bogie frame left and right dimension, realized the constraint to dimension before and after bogie frame on the other hand by front side hold down gag 4 and rear side hold down gag 6, front side gauge bar 2 and rear side gauge bar 5 can be realized the adjusting of upper and lower dimension simultaneously.
Utilize the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot of the present utility model, can adopt following steps to carry out the welding of bogie frame workpiece 12:
Step 1: bogie frame location
By bearing pin 1, through bogie frame axis hole 10, the matching relationship between the locating shaft 13 by bearing pin 1 during clamping and front side gauge bar 2, rear side gauge bar 5 top half slots, positions bogie frame.
Step 2: bogie frame compresses
First according to the size of bogie frame base plate 11, adjust the position of pressing plate 8, by pressing plate 8 pressure holdings, the front side hold down gag 4(rear side hold down gag 6 before recycling on heel post 3, rear side column 7) mode compressing by screw thread compresses, thereby realizes from three dimensions the effective compression to bogie frame.
Step 3: bogie frame welding
Owing to being threaded connection between front side gauge bar 2, rear side gauge bar 5 and front heel post 3, rear side column 7, the height of front side gauge bar 2, rear side gauge bar 5 is adjustable among a small circle, front side gauge bar 2, rear side gauge bar 5 are highly turned down, bearing pin 1 is taken off, can overturn and carry out the robot welding of bogie frame workpiece 12 by positioner.
Compared with prior art, the utility model can be realized following advantage:
First, because frock chassis 9 adopts porous type design, the hold down gag of front and back heel post 7 has controllability, and front and back side gauge bar 5 has convertibility, make this cover frock clamp system possess three-dimension flexible, solved location and the compression problem of different size bogie frame.
The second, by utilizing benchmark to wear the principle of axle location, solved the problem that is difficult for positioning in bogie frame clamping process, guarantee the positioning precision of frock clamp.
The 3rd, adopt the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot of the present utility model to clamp bogie frame, by positioner, overturn and carry out bogie frame robot welding, compare with the manual welding that employing is traditional, improved production efficiency, reduce working strength, produced obvious economic benefit.
Those of ordinary skill in the art will be appreciated that, above description is only one or more embodiments in the numerous embodiment of the utility model, and not uses restriction of the present utility model.Any equalization variation, modification for the above embodiment and be equal to the technical schemes such as alternative, as long as meet connotation scope of the present utility model, all will drop in the scope that claims of the present utility model protect.
Claims (8)
1. for a three-dimension flexible frock clamp for bogie frame workpiece robot welding, it is characterized in that, comprising:
Bearing pin, front side gauge bar, front heel post, rear side gauge bar, rear side column, frock chassis, front side hold down gag, rear side hold down gag;
Described front heel post and rear side column are fixed on described frock chassis surface along first direction, and described front heel post top arranges described front side gauge bar, and described side stand rearways capital end arranges described rear side gauge bar;
The top of described front side gauge bar and described rear side gauge bar, arranges described bearing pin along described first direction;
Described front heel post middle part arranges front side hold down gag, and described rear side column middle part arranges rear side hold down gag, and described front side hold down gag and described rear side hold down gag compress along described first direction.
2. the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot as claimed in claim 1, is characterized in that, described frock chassis is rectangle, and described first direction is perpendicular to two sides on described frock chassis.
3. the three-dimension flexible frock clamp for bogie frame workpiece robot welding as claimed in claim 1, it is characterized in that, described bearing pin is cylinder, its two ends comprise locating shaft, the diameter of described locating shaft is less than the diameter of described bearing pin, the surface of described bearing pin has groove, and the size of the axis hole of the size of described bearing pin and bogie frame workpiece matches.
4. the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot as claimed in claim 1, is characterized in that, the bottom of described front side gauge bar is threaded with the top of described front heel post, can adjust up and down the position of described front side gauge bar; The bottom of described rear side gauge bar is threaded with the top of described rear side column, can adjust up and down the position of described rear side gauge bar.
5. the three-dimension flexible frock clamp for bogie frame workpiece robot welding as claimed in claim 1, it is characterized in that, described front side hold down gag is positioned at described front heel post middle part, employing screw thread compresses, described front side hold down gag is through the surface of described front heel post, and its one end contacting with workpiece is the movable presser feet in front side.
6. the three-dimension flexible frock clamp for bogie frame workpiece robot welding as claimed in claim 1, it is characterized in that, described rear side hold down gag is positioned at described rear side column middle part, employing screw thread compresses, described rear side hold down gag is through the surface of described rear side column, and its one end contacting with workpiece is the movable presser feet of rear side.
7. the three-dimension flexible frock clamp for the welding of bogie frame workpiece robot as claimed in claim 1, is characterized in that, described rear side hold down gag is positioned at described rear side column middle part, and described rear side hold down gag is fixing presser foot.
8. the three-dimension flexible frock clamp for bogie frame workpiece robot welding as claimed in claim 2, it is characterized in that, described frock chassis surface comprises a plurality of tapped through holes, described through hole is arranged along the second direction perpendicular to described first direction, and described frock chassis surface arranges pressing plate, described pressing plate screws in described tapped through hole positioning compression by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631102.4U CN203484855U (en) | 2013-10-14 | 2013-10-14 | Three-dimensional flexible tool clamp for robot welding of work pieces of bogie frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631102.4U CN203484855U (en) | 2013-10-14 | 2013-10-14 | Three-dimensional flexible tool clamp for robot welding of work pieces of bogie frame |
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| Publication Number | Publication Date |
|---|---|
| CN203484855U true CN203484855U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320631102.4U Expired - Lifetime CN203484855U (en) | 2013-10-14 | 2013-10-14 | Three-dimensional flexible tool clamp for robot welding of work pieces of bogie frame |
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| CN (1) | CN203484855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414811A (en) * | 2015-11-27 | 2016-03-23 | 河南新科起重机股份有限公司 | Automatic welding system for crane bogie frames |
-
2013
- 2013-10-14 CN CN201320631102.4U patent/CN203484855U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414811A (en) * | 2015-11-27 | 2016-03-23 | 河南新科起重机股份有限公司 | Automatic welding system for crane bogie frames |
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Granted publication date: 20140319 |