CN212384943U - Bogie frame manipulator welding clamp positioned by air spring guide post hole - Google Patents
Bogie frame manipulator welding clamp positioned by air spring guide post hole Download PDFInfo
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- CN212384943U CN212384943U CN202021687094.1U CN202021687094U CN212384943U CN 212384943 U CN212384943 U CN 212384943U CN 202021687094 U CN202021687094 U CN 202021687094U CN 212384943 U CN212384943 U CN 212384943U
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Abstract
A bogie frame manipulator welding fixture utilizing air spring guide post holes for positioning relates to the field of clamping and positioning devices of bogie frames and comprises a rectangular frame, two positioner butt-joint discs, two air spring mounting seat positioning slider mechanisms and four primary spring seat positioning mechanisms. The utility model discloses make this welding jig can regard as H type whole framework machining coordinate system and welding robot to process the coordinate system intermediate transfer and transmission device of coordinate system, the realization is unanimous with the machining triaxial coordinate system of the whole framework of H type and the coincidence of the machining coordinate system of welding robot, and then realize quick location and the accurate welding to different additional structures with the help of the high accuracy welding robot of automatic programming, and the production efficiency is improved, and the machining precision is improved, avoid welding deformation, reduce rework and repair rate by a wide margin, practice thrift and generate cost and man-hour, create considerable economic benefits.
Description
Technical Field
The utility model relates to a clamping positioner field of bogie framework, concretely relates to utilize bogie framework manipulator welding jig of air spring guide post hole location.
Background
The median vertical plane is a cutting plane which can symmetrically divide an object with a symmetrical structure into two parts which are mirror images of each other. Therefore, the plane of the transverse center line of the symmetrical structure is defined as a transverse median plane, the plane of the longitudinal center line of the symmetrical structure is defined as a longitudinal median plane, and the intersection line of the transverse median plane and the longitudinal median plane passes through the center of the symmetrical structure.
The bogie frame shown in fig. 1 and 2 comprises a cross beam mechanism 5 in a shape of a Chinese character 'jing' and two wing-shaped side beams 6, wherein a hollow spring assembling through hole 6-2-1 is formed in the center of an air spring mounting seat 6-2 in the middle section of each side beam 6. Two primary spring seats 6-1 are symmetrically and fixedly connected to two sides of the air spring mounting seat 6-2 and extend outwards in a posture similar to the wing tips of the bird wings.
As shown in fig. 3, two side beams 6 are connected to two ends of the cross beam mechanism 5 in a mirror symmetry manner, and they together form an integral framework similar to the letter H, and at the same time, the plane of the rotation axis of the two air spring assembling through holes 6-2-1 is the plane of the transverse symmetry center line of the integral framework H, that is: the middle vertical plane of the H-shaped integral framework.
As the auxiliary structures such as the motor hanging seat and various shock absorber seats on the framework and subsequent machining processes such as welding, milling and hole forming of the automatic robot are adopted, the welding positioning is realized by taking the theoretical size of a standard drawing of the H-shaped integral framework as a reference standard. Therefore, how to realize the quick and accurate positioning connection of the H-shaped integral framework and the automatic welding robot positioner becomes a technical problem to be solved by operators.
SUMMERY OF THE UTILITY MODEL
In order to solve the present whole framework of approximate letter H type that forms jointly by two curb girders and a groined type crossbeam mechanism three, its overall structure is wide big, heavy and the structure is complicated, and its self structure still regards as the location reference benchmark of back machining processes such as automatic robot welding, milling, trompil, consequently, need realize the technical problem of being connected fast and accurately with the whole framework of H type and automatic welding robot positioner, the utility model provides an utilize bogie frame manipulator welding jig of air spring guide post hole location.
The utility model provides a technical scheme as follows that technical problem took:
the bogie frame manipulator welding fixture positioned by utilizing the air spring guide post hole comprises a rectangular frame, two positioner butt-joint discs, two air spring mounting seat positioning slider mechanisms and four primary spring seat positioning mechanisms; the middle part of the rectangular frame is provided with two small frame beams which are bilaterally symmetrical and divide the interior of a rectangular window of the rectangular frame into an approximate mesh-shaped structure; the bottom of each air spring mounting seat positioning slide block mechanism is fixedly connected with the center of the upper end surface of one corresponding frame small cross beam; each primary spring seat positioning mechanism is fixedly connected with the intersection of the end part of a small frame beam and the outer frame of the rectangular frame; the two positioner butt-joint discs are arranged along the longitudinal central line of the rectangular frame, and the two positioner butt-joint discs are fixedly connected to the outer side wall of the outer frame of the rectangular frame in a mirror symmetry mode.
The air spring mounting seat positioning sliding block mechanism comprises a longitudinal guide rail, a sliding block, an air spring through hole positioning stud, a vertical locking bolt and two strip-shaped nylon cushion blocks, wherein the sliding block is connected with the longitudinal guide rail in a sliding manner, and the sliding block and the longitudinal guide rail form a horizontal sliding block mechanism together; the lower end of the air spring through hole positioning stud is vertically and fixedly connected with the center of the upper end surface of the sliding block; the vertical locking bolt is in threaded connection with the top end of the positioning stud of the air spring through hole; the two strip nylon cushion blocks are parallel to the longitudinal guide rail and are fixedly connected to two sides of the upper end surface of the notch of the longitudinal guide rail respectively in a mirror symmetry mode.
The first spring seat positioning mechanism comprises a support base, a door-shaped pressing mechanism, two side beam side wall positioning screw rod mechanisms, a side beam end positioning screw rod mechanism and four vertical height positioning bolts;
the door-shaped pressing mechanism, the two side beam side wall positioning screw rod mechanisms, the side beam end positioning screw rod mechanism and the plurality of vertical height positioning bolts are all vertically and fixedly connected to the upper end surface of the supporting base;
the door-shaped pressing mechanism is fixedly connected to the middle part of the upper end surface of the supporting base and comprises two vertical screw door columns, a horizontal door frame pressing plate and two door frame pressing plate pressing bolts, each vertical screw door column correspondingly penetrates through one corresponding unthreaded hole at two ends of the horizontal door frame pressing plate, and the door frame pressing plate pressing bolts are in threaded connection with the top end of one vertical screw door column in a one-to-one correspondence mode and are located above the horizontal door frame pressing plate;
the four vertical height positioning bolts are grouped in pairs and are symmetrically arranged on the left side and the right side of the horizontal door frame pressing plate; the threaded screw rods of the two side beam side wall positioning screw rod mechanisms are coaxial with each other and are both parallel to the long edge direction of the horizontal door frame pressing plate; the rotation axes of the threaded screw rods of the side beam end positioning screw rod mechanisms are vertical to the middle point of the long edge of the horizontal doorframe pressing plate, and the rotation axes of the threaded screw rods of the two side beam side wall positioning screw rod mechanisms of the side beam end positioning screw rod mechanisms are mutually mirror-symmetrical relative to each other;
the four primary spring seat positioning machines are distributed in a rectangular shape, and the horizontal door frame pressing plates of the four primary spring seat positioning machines are parallel to the longitudinal center line of the rectangular frame.
The vertical height L of the support base is D.
The utility model has the advantages that: the welding fixture integrally hoists takes a rectangular frame in a shape of Chinese character mu as a bearing main body, realizes the quick positioning of two air spring assembly through holes on an H-shaped integral framework through two air spring mounting seat positioning slide block mechanisms with a horizontal spacing adjusting function and auxiliary air spring through hole positioning studs thereof, and realizes the quick and accurate positioning of a series of spring seats at two ends of each side beam through four series of spring seat positioning mechanisms with a triaxial positioning function, so that the welding fixture can be used as a coordinate system intermediate conversion and transmission device of an H-shaped integral framework machining coordinate system and a welding robot machining coordinate system, realizes the coincidence of a machining three-axis coordinate system of the H-shaped integral framework and a machining coordinate system of the welding robot, and further realizes the quick positioning and accurate welding of different auxiliary structures by virtue of a high-precision welding robot with automatic programming, the production efficiency is improved, the machining precision is improved, the welding deformation is avoided, the rework rate and the repair rate are greatly reduced, the generation cost and the working time are saved, and considerable economic benefits are created.
Drawings
FIG. 1 is a schematic perspective view of a conventional H-shaped integral frame;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic perspective view of a welding jig of a bogie frame manipulator positioned by using an air spring guide post hole according to the present invention;
FIG. 5 is a schematic illustration of the explosive assembly of FIG. 4;
fig. 6 is a schematic perspective view of the air spring mounting seat positioning slider mechanism 3 according to the present invention;
FIG. 7 is a schematic illustration of the explosive assembly of FIG. 6;
fig. 8 is a schematic perspective view of a spring seat positioning mechanism 4 according to the present invention;
fig. 9 is an application schematic diagram of the bogie frame manipulator welding fixture using air spring guide post hole positioning according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 4 to 8, the utility model discloses an utilize bogie frame manipulator welding jig of air spring guide post hole location includes rectangular frame 1, two machine butt-joint discs 2, two air spring mount pad location slider mechanisms 3 and four one are spring holder positioning mechanism 4.
Two small frame beams 1-1 are arranged in the middle of the rectangular frame 1 in a bilateral symmetry mode, and divide the interior of a rectangular window of the rectangular frame 1 into an approximate mesh-shaped structure. The bottom of each air spring mounting seat positioning slide block mechanism 3 is fixedly connected with the center of the upper end surface of one corresponding frame small cross beam 1-1. Each primary spring seat positioning mechanism 4 is fixedly connected with the intersection of the end part of one frame small beam 1-1 and the outer frame of the rectangular frame 1.
Two machine butt-joint discs 2 are arranged along the longitudinal central line of the rectangular frame 1, and the two machine butt-joint discs 2 are fixedly connected on the outer side wall of the outer frame of the rectangular frame 1 in a mirror symmetry mode.
The air spring mounting seat positioning sliding block mechanism 3 comprises a longitudinal guide rail 3-1, a sliding block 3-2, an air spring through hole positioning stud 3-3, a vertical locking bolt 3-4 and two strip nylon cushion blocks 3-5, wherein the sliding block 3-2 is in sliding connection with the longitudinal guide rail 3-1, and the two form a horizontal sliding block mechanism together. The lower end of the air spring through hole positioning stud 3-3 is vertically and fixedly connected with the center of the upper end face of the sliding block 3-2. The vertical locking bolt 3-4 is in threaded connection with the top end of the air spring through hole positioning stud 3-3. The two strip nylon cushion blocks 3-5 are parallel to the longitudinal guide rail 3-1 and are fixedly connected with two sides of the upper end surface of the notch of the longitudinal guide rail 3-1 in a mirror symmetry mode.
The spring seat positioning mechanism 4 comprises a support base 4-1, a door-shaped pressing mechanism 4-2, two side beam side wall positioning screw rod mechanisms 4-3, side beam end positioning screw rod mechanisms 4-4 and four vertical height positioning bolts 4-5.
The door-shaped pressing mechanism 4-2, the two side beam side wall positioning screw rod mechanisms 4-3, the side beam end positioning screw rod mechanism 4-4 and the plurality of vertical height positioning bolts 4-5 are all vertically and fixedly connected to the upper end face of the supporting base 4-1.
The door-shaped pressing mechanism 4-2 is fixedly connected to the middle of the upper end face of the supporting base 4-1 and comprises two vertical screw door columns 4-2-1, a horizontal door frame pressing plate 4-2-2 and two door frame pressing plate pressing bolts 4-2-3, each vertical screw door column 4-2-1 correspondingly penetrates through a corresponding unthreaded hole at two ends of the horizontal door frame pressing plate 4-2-2, and the door frame pressing plate pressing bolts 4-2-3 are in threaded connection with the top end of one vertical screw door column 4-2-1 in a one-to-one correspondence mode and are located above the horizontal door frame pressing plate 4-2-2.
Four vertical height positioning bolts 4-5 are in group two by two and are symmetrically arranged at the left side and the right side of the horizontal door frame pressing plate 4-2-2. The threaded screw rods of the two side beam side wall positioning screw rod mechanisms 4-3 are coaxial with each other and are both parallel to the long edge direction of the horizontal door frame pressing plate 4-2-2. The rotation axis of the threaded screw rod of the side beam end positioning screw mechanism 4-4 is vertical to the middle point of the long edge of the horizontal door frame pressing plate 4-2-2, and the rotation axes of the two side beam side wall positioning screw mechanisms 4-3 of the side beam end positioning screw mechanisms 4-4 are in mirror symmetry with each other. The door-shaped pressing mechanism 4-2, the two side beam side wall positioning screw rod mechanisms 4-3, the side beam end positioning screw rod mechanism 4-4 and the four vertical height positioning bolts 4-5 are matched for use, and the one-system spring seat positioning mechanism 4 has a three-axis positioning function in the transverse direction, the longitudinal direction and the horizontal direction of the one-system spring seat 6-1.
The four primary spring seat positioning mechanisms 4 are distributed in a rectangular shape, and the horizontal door frame pressing plates 4-2-2 of the four primary spring seat positioning mechanisms are all parallel to the longitudinal center line of the rectangular frame 1.
When the bogie frame manipulator welding fixture utilizing air spring guide post hole positioning of the utility model is applied specifically, as shown in fig. 9, the door frame pressing plate compression bolts 4-2-3 and the horizontal door frame pressing plate 4-2-2 on the four primary spring seat positioning mechanisms 4 and the vertical locking bolts 3-4 on each air spring mounting seat positioning slider mechanism 3 are all dismounted, then the H-shaped integral framework is hoisted and seated on the welding fixture of the utility model, the distance between the two sliders 3-2 is adjusted along the longitudinal guide rail 3-1 respectively, so that each air spring through hole positioning stud 3-3 passes through one corresponding air spring assembly through hole 6-2-1, and then the two air spring mounting seats 6-2 are respectively seated on one corresponding longitudinal guide rail 3-1, the strip-shaped nylon cushion blocks 3-5 are used for playing a role in anti-collision protection, and the lower end face of the air spring mounting seat 6-2 is prevented from being gouged by the longitudinal guide rail 3-1 or being scratched due to friction.
Next, the lower end faces of the four primary spring seats 6-1 are respectively seated on the one-to-one corresponding support bases 4-1, and the lower end faces of the primary spring seats 6-1 are stably supported by respectively rotating and adjusting each vertical height positioning bolt 4-5. Then, the left outer side wall and the right outer side wall of the primary spring seat 6-1 are longitudinally positioned and abutted through two side beam side wall positioning screw rod mechanisms 4-3 on each primary spring seat positioning mechanism 4, and then the outer side end face of the primary spring seat 6-1 is transversely abutted and positioned through the side beam end positioning screw rod mechanisms 4-4.
Then, the door frame pressing plate pressing bolts 4-2-3 on the four primary spring seat positioning mechanisms 4 are used for reconnecting the horizontal door frame pressing plate 4-2-2 to the corresponding vertical screw door posts 4-2-1, the upper end faces of the primary spring seats 6-1 are pressed downwards by utilizing the horizontal door frame pressing plates 4-2-2, then the vertical locking bolts 3-4 on each air spring through hole positioning stud 3-3 are screwed tightly, the upper end faces of the air spring assembly through holes 6-2-1 are pressed downwards, and the hoisting and seating of the H-shaped integral framework can be completed.
Finally, will link firmly the whole framework of H type the utility model discloses a welding jig whole hoist and mount to with its left side, two machine of shifting machine docks 2 on the right side link firmly with the machine of shifting of automatic welding robot matching respectively, can pass through the utility model discloses a welding jig is as the transmission device of reference coordinate system, realizes the coincidence unanimous with the machine tooling coordinate system of the whole framework of H type's machining triaxial coordinate system and welding robot's machine tooling coordinate system, and then realizes quick location and the accurate welding to different additional structures with the help of the high accuracy welding robot of automatic programming, improves production efficiency, improves the machining precision, avoids welding deformation, reduces rework and repair rate by a wide margin, practices thrift and generates cost and considerable man-hour, creates economic benefits.
Claims (4)
1. Utilize bogie frame manipulator welding jig of air spring guide post hole location, its characterized in that: the fixture comprises a rectangular frame (1), two positioner butt joint discs (2), two air spring mounting seat positioning sliding block mechanisms (3) and four primary spring seat positioning mechanisms (4);
the middle part of the rectangular frame (1) is provided with two small frame beams (1-1) in bilateral symmetry, and the two small frame beams divide the interior of a rectangular window of the rectangular frame (1) into an approximate mesh-shaped structure; the bottom of each air spring mounting seat positioning slide block mechanism (3) is fixedly connected with the center of the upper end surface of one corresponding frame small cross beam (1-1); each primary spring seat positioning mechanism (4) is fixedly connected with the intersection of the end part of one small frame beam (1-1) and the outer frame of the rectangular frame (1);
the two positioner butt-joint discs (2) are arranged along the longitudinal central line of the rectangular frame (1), and the two positioner butt-joint discs (2) are in mirror symmetry with each other and are fixedly connected on the outer side wall of the outer frame of the rectangular frame (1).
2. The bogie frame manipulator welding fixture for positioning using air spring guide post holes of claim 1, wherein: the air spring mounting seat positioning sliding block mechanism (3) comprises a longitudinal guide rail (3-1), a sliding block (3-2), an air spring through hole positioning stud (3-3), a vertical locking bolt (3-4) and two strip-shaped nylon cushion blocks (3-5), wherein the sliding block (3-2) is in sliding connection with the longitudinal guide rail (3-1), and the sliding block and the longitudinal guide rail form a horizontal sliding block mechanism; the lower end of the air spring through hole positioning stud (3-3) is vertically and fixedly connected with the center of the upper end surface of the sliding block (3-2); the vertical locking bolt (3-4) is in threaded connection with the top end of the air spring through hole positioning stud (3-3); the two strip-shaped nylon cushion blocks (3-5) are parallel to the longitudinal guide rail (3-1) and are fixedly connected with two sides of the upper end surface of the notch of the longitudinal guide rail (3-1) in a mirror symmetry mode.
3. The bogie frame manipulator welding fixture for positioning using air spring guide post holes of claim 2, wherein: the primary spring seat positioning mechanism (4) comprises a support base (4-1), a door-shaped pressing mechanism (4-2), two side beam side wall positioning screw rod mechanisms (4-3), a side beam end positioning screw rod mechanism (4-4) and four vertical height positioning bolts (4-5);
the door-shaped pressing mechanism (4-2), the two side beam side wall positioning screw rod mechanisms (4-3), the side beam end positioning screw rod mechanism (4-4) and the plurality of vertical height positioning bolts (4-5) are all vertically and fixedly connected to the upper end face of the supporting base (4-1);
the door-shaped pressing mechanism (4-2) is fixedly connected to the middle of the upper end face of the supporting base (4-1) and comprises two vertical screw door columns (4-2-1), a horizontal door frame pressing plate (4-2-2) and two door frame pressing plate pressing bolts (4-2-3), each vertical screw door column (4-2-1) correspondingly penetrates through a corresponding unthreaded hole at two ends of the horizontal door frame pressing plate (4-2-2), and the door frame pressing plate pressing bolts (4-2-3) are in threaded connection with the top end of one vertical screw door column (4-2-1) in a one-to-one correspondence mode and are located above the horizontal door frame pressing plate (4-2-2);
the four vertical height positioning bolts (4-5) are grouped in pairs and are symmetrically arranged on the left side and the right side of the horizontal door frame pressing plate (4-2-2); the threaded screw rods of the two side beam side wall positioning screw rod mechanisms (4-3) are coaxial with each other and are both parallel to the long edge direction of the horizontal door frame pressing plate (4-2-2); the rotation axes of the threaded screws of the side beam end positioning screw mechanisms (4-4) are vertical to the middle point of the long edge of the horizontal door frame pressing plate (4-2-2), and the rotation axes of the threaded screws of the two side beam side wall positioning screw mechanisms (4-3) relative to the side beam end positioning screw mechanisms (4-4) are mutually mirror-symmetrical;
the four primary spring seat positioning mechanisms (4) are distributed in a rectangular shape, and the horizontal door frame pressing plates (4-2-2) of the four primary spring seat positioning mechanisms are parallel to the longitudinal central line of the rectangular frame (1).
4. The bogie frame manipulator welding fixture for positioning using air spring guide post holes of claim 3, wherein: the vertical height L of the support base (4-1) is equal to D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687094.1U CN212384943U (en) | 2020-08-13 | 2020-08-13 | Bogie frame manipulator welding clamp positioned by air spring guide post hole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687094.1U CN212384943U (en) | 2020-08-13 | 2020-08-13 | Bogie frame manipulator welding clamp positioned by air spring guide post hole |
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| CN212384943U true CN212384943U (en) | 2021-01-22 |
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| CN202021687094.1U Active CN212384943U (en) | 2020-08-13 | 2020-08-13 | Bogie frame manipulator welding clamp positioned by air spring guide post hole |
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