CN109434333B - Feeding clamping device for welding chassis of semitrailer - Google Patents
Feeding clamping device for welding chassis of semitrailer Download PDFInfo
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- CN109434333B CN109434333B CN201811482545.5A CN201811482545A CN109434333B CN 109434333 B CN109434333 B CN 109434333B CN 201811482545 A CN201811482545 A CN 201811482545A CN 109434333 B CN109434333 B CN 109434333B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a loading clamping device for welding a semi-trailer chassis, which comprises a base, wherein a plurality of first loading assemblies and second loading assemblies are symmetrically arranged on two sides of the upper part of the base, the first loading assemblies on each side are distributed at equal intervals, the second loading assemblies on each side are distributed at equal intervals, the first loading assemblies and the second loading assemblies on each side are staggered, a plurality of positioning clamping assemblies are arranged on the symmetrical axis of the first loading assemblies, an adjusting assembly is further arranged on the base, a limiting plate is further arranged on the base, and the limiting plate is positioned at the front end of the longitudinal beam in the conveying direction.
Description
Technical Field
The invention relates to the technical field of semitrailer chassis welding, in particular to a loading clamping device for semitrailer chassis welding.
Background
The main part of semitrailer chassis includes two parallel arrangement's longeron, as shown in fig. 1, weld a plurality of crossbeam between the longeron, the longeron is general I shape or C style of calligraphy, be welded by the steel sheet, hang two longerons to the assembly welding station of chassis with the crane after the longeron welding is accomplished, put two longerons on clamping fixture, adjust the parallel interval of longeron each part, guarantee that the crossbeam can go on welding smoothly after the longeron is pressed from both sides tightly, make the mark on the longeron according to the position of every crossbeam on the drawing, align the crossbeam with the mark one by one, hold the crossbeam with the hand, and use the welder to carry out spot welding with the junction inboard of crossbeam and longeron fixed, the inventor finds that in the welding process to crossbeam and longeron in the past, there are a great deal of needs improvement place: the girder quality is great, adopts the mode of going to hang handling not only inefficiency, still has the potential safety hazard, and the girder needs to spend certain time after unloading to correct the parallel interval of girder each part, all need measure earlier on the girder and carry out the mark when welding the crossbeam each time, and the preparation time is long, appears manual error easily, needs portable crossbeam when welding the crossbeam, inconvenient workman to its welding, and the requirement of placing to the crossbeam is higher.
Disclosure of Invention
Accordingly, the present invention is directed to a loading clamping device for welding a chassis of a semitrailer, which solves all or one of the above-mentioned drawbacks of the prior art.
The invention provides a loading clamping device for welding a chassis of a semitrailer, which comprises a base, wherein a plurality of first loading assemblies and second loading assemblies are symmetrically arranged on two sides of the upper part of the base, the first loading assemblies on each side are distributed at equal intervals, the second loading assemblies on each side are distributed at equal intervals, the first loading assemblies and the second loading assemblies on each side are staggered, the first loading assemblies are used for longitudinal movement during longitudinal beam conveying, the second loading assemblies are used for transverse movement and clamping of the longitudinal beam, a plurality of positioning clamping assemblies are arranged on the symmetrical axis of the first loading assemblies, the positioning clamping assemblies are used for positioning and clamping the cross beam, an adjusting assembly is further arranged on the base, the adjusting assembly is used for driving each positioning clamping assembly to do independent linear movement along the symmetrical axis of the first loading assemblies, and a limiting plate is further arranged on the base and positioned at the front end of the longitudinal beam conveying direction and used for limiting the longitudinal position of the longitudinal beam.
Optionally, the first feeding component comprises a heightening block, a fifth hydraulic cylinder, a bracket, a second roller, a lifting block and a guide rod, wherein the guide rod and the fifth hydraulic cylinder are fixed on the upper part of the heightening block, the lower part of the lifting block is fixed on the front end of a piston rod of the fifth hydraulic cylinder, the lifting block is in sliding connection with the guide rod, the fifth hydraulic cylinder drives the lifting block to do linear movement in the vertical direction, the bracket is fixed on the opposite side of the lifting block of the first feeding component on two sides, the bracket is of a C-shaped structure, the second roller is fixed inside the bracket, the rolling direction of the second roller is consistent with the conveying direction of a longitudinal beam, the second feeding component comprises a fourth hydraulic cylinder, a longitudinal plate, a pushing block, a first roller, a transverse plate, a first reinforcing plate, a second reinforcing plate and a mounting plate, the longitudinal plate is vertically fixed on the upper part of the mounting plate, the second reinforcing plate is a right-angle triangular plate, one straight edge is fixedly connected with the side surface of the longitudinal plate, the other straight edge is fixedly connected with the upper part of the mounting plate, the fourth hydraulic cylinder is fixed on the upper part of the longitudinal plate, the push block is fixed at the front end of a piston rod of the fourth hydraulic cylinder, the transverse plate is fixed on the opposite side of the longitudinal plate of the second feeding component on two sides, the first reinforcing plate is a right-angle triangular plate, one straight edge is fixedly connected with the side surface of the longitudinal plate, the other straight edge is fixedly connected with the lower part of the transverse plate, the first roller is arranged on the upper part of the transverse plate, the rolling direction of the first roller is vertical to the conveying direction of the longitudinal beam, the positioning and clamping component comprises a bottom plate, a moving plate, a first hydraulic cylinder, an adjusting plate, a leaning plate, a second hydraulic cylinder, a lifting plate, a third hydraulic cylinder, a lifting hole and a clamping block, the moving plate are symmetrically arranged at two ends of the upper part of the bottom plate, the adjusting holes are bar-shaped holes and symmetrically arranged at two ends of the bottom plate, the adjusting holes are parallel to the length direction of the bottom plate, bolts penetrating through the lower parts of the adjusting holes are arranged on the moving plate, nuts used for locking the moving plate are arranged on the bolts, the first hydraulic cylinder is symmetrically fixed on the upper parts of the moving plates at the two ends, the adjusting plate is fixed at the front ends of piston rods of the first hydraulic cylinder, the first hydraulic cylinder drives the adjusting plate to move in opposite directions or back to back, the lifting plate is symmetrically arranged at the middle position of the bottom plate, grooves for accommodating the lifting plate are arranged on the bottom plate, when the lifting plate is positioned in the grooves, the upper end face of the lifting plate is lower than the upper end face of the bottom plate, the third hydraulic cylinder is fixed on the lower part of the bottom plate, the piston rods of the third hydraulic cylinder penetrate through the bottom plate and are fixedly connected with the lifting plate, the third hydraulic cylinder drives the lifting plate to move in a straight line in the vertical direction, the backup plate and the second hydraulic cylinder are respectively fixed at two ends of the upper part of the lifting plate, the clamping blocks are fixed at the front end of a piston rod of the second hydraulic cylinder, the second hydraulic cylinder drives the clamping blocks to move towards the direction of approaching or separating from the backup plate, the adjusting assembly comprises a mounting groove, a protection plate, an upright post, a rotating seat, a gear, racks, a rotating shaft, a speed reducer, a motor, a sliding block and a guide rail, the mounting groove is arranged at the middle position of the base, the number of the racks is two and is fixed at the bottom of the mounting groove, the racks are symmetrical relative to the symmetry axis of the first feeding assembly, the guide rail is fixed at the middle position of the bottom of the mounting groove, the guide rail is parallel to the racks, the number of the sliding blocks is a plurality, each sliding block is in sliding connection with the guide rail, and the motor and the speed reducer are arranged at the middle position of the upper part of the sliding block, the output of motor is connected with the input of speed reducer, the speed reducer has two outputs and is located the both sides of speed reducer respectively, it sets up the both ends on slider upper portion to rotate the seat, the pivot is fixed in the bearing inner race that rotates the seat, the one end and the output of speed reducer of pivot are connected, the other end and gear fixed connection, gear and rack intermeshing, the intermediate position on slider upper portion is fixed to the stand, every location clamping assembly sets up the upper portion at the stand, the guard plate sets up the upper portion at the mounting groove, the intermediate position of guard plate is equipped with the clearance, upwards stretch out in the clearance from the stand.
Optionally, be equipped with the scale mark on the guard plate, the scale mark is on a parallel with the symmetry axis of first material loading subassembly, the starting end of scale mark aligns with the side of limiting plate towards first material loading subassembly, the scale mark is located the clearance department in the middle of the guard plate.
According to the loading clamping device for welding the chassis of the semitrailer, provided by the invention, the longitudinal beam is moved from the welding station to the welding station of the chassis through the first loading assembly during operation, the longitudinal beam is not required to be moved in a crane lifting manner, the transfer efficiency is high, the potential safety hazards caused by using the crane are reduced, the transverse beam is positioned and clamped through the positioning clamping assembly, a worker does not need to take the transverse beam for welding during welding, the welding operation is convenient, the transverse beam placing position is accurate, errors of the position of the transverse beam are reduced, the stability of the integral structure of the chassis is improved, the position of each transverse beam is quickly adjusted through the adjusting assembly, the time for manually marking the position of the transverse beam is reduced, the adjusting efficiency is high, after the transverse beam is fixed, the longitudinal beam is transversely moved through the second loading assembly and is tightly pressed at two ends of the transverse beam, the time for adjusting the parallel spacing between the two longitudinal beams is saved, the welding efficiency of the chassis is improved, the second loading assembly is provided with a plurality of longitudinal beams and is equidistantly distributed, the longitudinal beam is tightly pressed at the end part of the transverse beam, the longitudinal beam is uniformly pressed, and the longitudinal beam is uniformly stressed due to certain overlong bending force is avoided.
Drawings
FIG. 1 is a schematic illustration of a semitrailer chassis;
FIG. 2 is a schematic top view of the loading clamping device of the present invention;
FIG. 3 is a schematic front view of the loading clamping device of the present invention;
FIG. 4 is a schematic front view of a portion of the structure and positioning clamp assembly of the adjustment assembly of the present invention;
FIG. 5 is a schematic top view of the positioning and clamping assembly of the present invention;
FIG. 6 is a schematic top view of a portion of the structure of the adjustment assembly of the present invention;
FIG. 7 is a schematic front view of a second loading assembly of the present invention;
FIG. 8 is a schematic top view of a second loading assembly of the present invention;
FIG. 9 is a schematic front view of a first loading assembly of the present invention;
fig. 10 is a schematic top view of a first feeding assembly according to the present invention.
The device comprises a base, a 2-positioning clamping assembly, a 21-bottom plate, a 22-moving plate, a 23-first hydraulic cylinder, a 24-adjusting plate, a 25-backup plate, a 26-second hydraulic cylinder, a 27-lifting plate, a 28-third hydraulic cylinder, a 29-adjusting hole, a 210-clamping block, a 3-second feeding assembly, a 31-fourth hydraulic cylinder, a 32-longitudinal plate, a 33-pushing block, a 34-first roller, a 35-transverse plate, a 36-first reinforcing plate, a 37-second reinforcing plate, a 38-mounting plate, a 4-first feeding assembly, a 41-elevating block, a 42-fifth hydraulic cylinder, a 43-bracket, a 44-second roller, a 45-lifting block, a 46-guide rod, a 5-limiting plate, a 6-adjusting assembly, a 61-mounting groove, a 62-protection plate, a 63-upright post, a 64-rotating seat, a 65-gear, a 66-611, a 67-rotating shaft, a 68-speed reducer, a 69-motor, a 610-slider, a guide rail, a 7-scale mark, a 8-transverse beam and a 9-longitudinal beam.
Detailed Description
The present invention will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent.
It should be noted that, in the embodiments of the present invention, all the expressions "first" and "second" are used for distinguishing two entities having the same name and not the same parameter, and it is to be understood that the "first" and "second" are used for convenience of description only, and the terms of directions and positions in the embodiments of the present invention, such as "upper", "middle", "lower", "front", "rear", "left", "right", "inner", "outer", "side", etc., are used for describing and understanding the present invention, and are not used for limiting the subsequent embodiments of the present invention.
The loading clamping device for welding the chassis of the semitrailer comprises a base, a plurality of first loading assemblies and second loading assemblies are symmetrically arranged on two sides of the upper portion of the base, the first loading assemblies on each side are distributed at equal intervals, the second loading assemblies on each side are distributed at equal intervals, the first loading assemblies and the second loading assemblies on each side are distributed in a staggered mode, the first loading assemblies are used for longitudinal movement during longitudinal beam conveying, the second loading assemblies are used for transverse movement and clamping of the longitudinal beam, a plurality of positioning clamping assemblies are arranged on the symmetrical axis of the first loading assemblies, the positioning clamping assemblies are used for positioning and clamping the cross beam, an adjusting assembly is further arranged on the base, each positioning clamping assembly is driven to do independent linear movement along the symmetrical axis of the first loading assemblies, a limiting plate is further arranged on the base and located at the front end of the longitudinal beam conveying direction, and the limiting plate is used for limiting the longitudinal position of the longitudinal beam.
Referring to fig. 2 and referring to fig. 3, as an embodiment, the loading clamping device for welding the chassis of the semitrailer according to the present invention is provided beside a welding station of the longitudinal beam 9, the arrow direction in fig. 2 is the loading direction of the longitudinal beam 9, the first loading assembly 4 and the second loading assembly 3 are alternately provided at both ends of the base 1, the first loading assembly 4 at the rear end of the arrow is aligned with the conveying device of the welding station of the longitudinal beam 9, such as a roller conveyor, after the welding of the longitudinal beam 9 is completed, the first loading assembly 4 moves the longitudinal beam 9 in the arrow direction by the conveying device of the longitudinal beam 9, when the front end of the longitudinal beam 9 touches the limiting plate 5, the limiting plate 5 limits the position of the longitudinal beam 9 in the length direction of the longitudinal beam 9 one by one, then the worker places the longitudinal beam 8 on the positioning clamping assembly 2, and clamps the longitudinal beam 8 in a positioning way, then the positioning clamping assembly 2 is moved by the adjusting assembly 6 according to the corresponding position by the longitudinal beam 8, then the longitudinal beam 8 is moved by the second loading assembly 3, the longitudinal beam 9 is moved by the horizontal beam 8, when the welding station 9 is not required to be carried out by the worker, the welding station is carried out by the welding station by the two ends of the longitudinal beam 8 by lifting assembly 9, when the welding station 8 is not required to be moved by the welding station by the worker, the side of the longitudinal beam 8 is stopped by the welding assembly 8, the welding station is stopped by the side of the longitudinal beam 8 by the side 8, and the position clamping assembly is moved by the welding station by the worker, the position of the position clamping assembly 8 is moved by the side of the longitudinal beam 8 by the welding assembly 8 by the worker, and when the position of the welding station is moved by the position 9 is moved by the position clamping position by the welding assembly 9, make convenient welding operation go on also making crossbeam 8 put the position accurate, reduce the error in crossbeam 8 position, improve chassis overall structure's steadiness, through the position of every crossbeam 8 of adjusting part 6 quick adjustment, reduce the time of manual mark crossbeam 8 position, adjustment efficiency is high, after crossbeam 8 is fixed, through second material loading subassembly 3 lateral shifting longeron 9 and compress tightly it at the both ends of crossbeam 8, save the time of the parallel interval of two longerons 9 of adjustment, improve the welding efficiency on chassis, second material loading subassembly 3 is equipped with a plurality of and equidistant distribution, compress tightly at crossbeam 8 tip at longeron 9, apply the clamp force to longeron 9 equidistant, each part atress of longeron 9 is even, avoid producing certain crookedness because longeron 9 overlength.
In some alternative embodiments, as shown in fig. 4 and 5, the beams 8 are positioned and clamped one by one, the beams 8 are placed at the upper end of the bottom plate 21 so as to be positioned between the backup plate 25 and the clamping blocks 210, the piston rods of the second hydraulic cylinders 26 are controlled to extend a certain distance so as to enable the clamping blocks 210 to push the beams 8 to abut against the backup plate 25, but not clamp, then the piston rods of the first hydraulic cylinders 23 are controlled to extend to the maximum stroke, the first hydraulic cylinders 23 are symmetrically arranged on the bottom plate 21, after the piston rods extend, the adjusting plates 24 at the front end push the beams 8 from the two ends of the beams 8 to push the beams 8 to the middle position, the first hydraulic cylinders 23 are fixed on the moving plates 22, the moving plates 22 are fixed at the upper parts of the adjusting holes 29 through bolts and nuts, the positions of the moving plates 22 are adjusted according to different sizes of the beams 8, after the piston rod of the first hydraulic cylinder 23 reaches the maximum stroke, the distance between the adjusting plates 24 is the length of the cross beam 8, the adjusting plates 24 push the cross beam 8 to the center position of the bottom plate 21, then the piston rod of the second hydraulic cylinder 26 is controlled to extend continuously, the cross beam 8 is pressed on the backup plate 25 by the clamping block 210, then the first hydraulic cylinder 23 is controlled to retract the piston rod, after the cross beam 8 is clamped, the cross beam 8 is moved one by one through the adjusting component 6 to be matched with the required position on the drawing, the positioning clamping component 2 positions and clamps the cross beam 8, the cross beam 8 is not required to be aligned and welded with the longitudinal beam 9 manually during welding, the position of the cross beam 8 is accurate during welding, and the position deviation during welding of the cross beam 8 caused by instability is avoided, so that the stability of the whole structure is influenced.
As shown in fig. 4 and 6, the speed reducer 68 reduces the output rotation speed of the motor 69 and increases the rotation torque thereof, the speed reducer 68 has two output ends, a rotation shaft 67 is provided on the output ends, the speed reducer 68 drives the rotation shaft 67 to rotate, the rotation seat 64 is used for supporting and fixing the rotation shaft 67, the rotation shaft 67 drives the gear 65 to rotate, the gear 65 is meshed with the rack 66 fixed at the bottom of the mounting groove 61, the gear 65 moves linearly along the rack 66 while rotating, thereby the slide block 610 slides along the guide rail 611, and the slide block 610 drives the positioning and clamping assembly 2 to move through the upright post 63, thereby the cross beam 8 moves to different positions.
In order to protect the components in the installation groove 61, as shown in fig. 2 and 3, a protection plate 62 is provided at the upper portion of the installation groove 61 to protect each part of the adjusting assembly 6 and also protect workers from being stepped on the rotating shaft 67 or the gear 65 to generate safety accidents.
In order to improve the efficiency of determining the position of the cross beam 8, as shown in fig. 2 and 3, a limiting plate 5 is arranged on the base 1 and used for limiting the position of the longitudinal beam 9 in the length direction, a scale mark 7 is arranged on the protection plate 62, and the starting end of the scale mark 7 is aligned with the side surface of the limiting plate 5, so that when the adjusting component 6 moves to position the clamping component 2, the position of the cross beam 8 can be quickly read out through the scale mark 7, the scale mark 7 is arranged at a gap in the middle of the protection plate 62 and is closer to the upright post 63 in the adjusting component 6, the reading is convenient for workers, the cross beam 8 is moved to the corresponding position one by one with reference to a production drawing, then the lifting plate 27 is lifted by the third hydraulic cylinder 28, the lifting plate 27 drives the cross beam 8 to lift up, and the cross beam 8 is lifted to the position equal to the height of the second feeding component 3, so that the cross beam 8 is ready to be in butt joint with the longitudinal beam 9 and welding operation is performed.
After the longitudinal beam 9 is welded by a flat plate, as shown in fig. 2-3 and 7-10, a piston rod of the fifth hydraulic cylinder 42 is controlled to push the lifting block 45 to lift upwards along the guide rod 46, so that the second roller 44 is lifted to a position equal to a conveying device of a welding station of the longitudinal beam 9, the conveying device conveys the longitudinal beam 9 to the second roller 44, the longitudinal beam 9 is pushed to move in the direction of an arrow in fig. 2 in the second roller 44, the front end of the longitudinal beam 9 is aligned with the limiting plate 5, then the piston rod of the fifth hydraulic cylinder 42 is controlled to pull the lifting block 45 to move downwards along the guide rod 46 until the second roller 44 is lowered below the first roller 34 of the second feeding assembly 3, when the second roller 44 is below the first roller 34, the longitudinal beam 9 falls on the upper end of the first roller 34 and is not contacted with the second roller 44 any more, then control the piston rod of fourth pneumatic cylinder 31 to stretch out, make ejector pad 33 promote longeron 9 to remove to crossbeam 8, and compress tightly longeron 9 at the both ends of crossbeam 8, second material loading subassembly 3 equidistant setting, make the briquetting equidistant distribution of pressure point that applies longeron 9, because longeron 9 is longer, the atress is uneven to cause local bending easily, the setting of first roller 34 makes things convenient for ejector pad 33 to promote longeron 9 to carry out lateral shifting, need not the workman and carries out manual adjustment, clamping efficiency has been improved, and save the manpower, mounting panel 38 of second material loading subassembly 3 bottom passes through the bolt fastening in the upper portion of base 1, and set up second reinforcing plate 37 between mounting panel 38 and longeron 32, improve the stability of longeron 32, set up first reinforcing plate 36 at the lower extreme of diaphragm 35, improve the support capacity of diaphragm 35, with the chassis that the supporting quality is great.
After the cross beam 8 and the longitudinal beam 9 are clamped, welding is performed on the joint of the cross beam 8 and the longitudinal beam 9 by a worker, after welding is finished, a piston rod of the second hydraulic cylinder 26 is controlled to retract, so that the clamping block 210 does not press the cross beam 8 on the backup plate 25 any more, then the piston rod of the third hydraulic cylinder 28 is controlled to retract, the lifting plate 27 is lowered back into a groove of the bottom plate 21, then the piston rod of the fifth hydraulic cylinder 42 is controlled to extend, the lifting block 45 is lifted, the lifting block 45 drives the second roller 44 to lift, when the height of the second roller 44 exceeds the height of the first roller 34, the welded chassis is gradually lifted by the second roller 44, the second roller 44 is lifted continuously, when the second roller 44 is higher than the top of the limiting plate 5, lifting is stopped, the chassis is pushed to move on the second roller 44, the chassis is enabled to move to the next station, lifting and the loading process and the transferring process do not need to be lifted through a crane, so that the efficiency is high, and the operation is easy.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
Additionally, well-known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures, in order to simplify the illustration and discussion, and so as not to obscure the invention. Furthermore, the devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., such specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative in nature and not as restrictive.
While the invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of those embodiments will be apparent to those skilled in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic RAM (DRAM)) may use the embodiments discussed.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (1)
1. The loading clamping device for welding the chassis of the semitrailer is characterized by comprising a base (1), wherein a plurality of first loading assemblies (4) and second loading assemblies (3) are symmetrically arranged on two sides of the upper part of the base (1), the first loading assemblies (4) on each side are distributed at equal intervals, the second loading assemblies (3) on each side are distributed at equal intervals, the first loading assemblies (4) and the second loading assemblies (3) on each side are distributed in a staggered mode, the first loading assemblies (4) are used for longitudinally moving when the longitudinal beams (9) are conveyed, the second loading assemblies (3) are used for transversely moving and clamping the longitudinal beams (9), a plurality of positioning clamping assemblies (2) are arranged on the symmetry axis of the first loading assemblies (4), the positioning clamping assemblies (2) are used for positioning and clamping a cross beam (8), an adjusting assembly (6) is further arranged on the base (1), the adjusting assembly (6) is used for driving each positioning clamping assembly (2) to move along the longitudinal beams (4) in a longitudinal direction, and limiting the longitudinal beams (5) are arranged on the longitudinal beams (5), and the limiting plates (5) are positioned on the longitudinal beams (9) in a limiting mode;
the first feeding assembly (4) comprises a lifting block (41), a fifth hydraulic cylinder (42), a bracket (43), a second roller (44), a lifting block (45) and a guide rod (46), wherein the guide rod (46) and the fifth hydraulic cylinder (42) are fixed at the upper part of the lifting block (41), the lower part of the lifting block (45) is fixed at the front end of a piston rod of the fifth hydraulic cylinder (42), the lifting block (45) is in sliding connection with the guide rod (46), the fifth hydraulic cylinder (42) drives the lifting block (45) to do linear movement in the vertical direction, the bracket (43) is fixed at the opposite side of the lifting block (45) of the first feeding assembly (4) at two sides, the bracket (43) is of a C-shaped structure, the second roller (44) is fixed inside the bracket (43), the rolling direction of the second roller (44) is consistent with the conveying direction of a longitudinal beam (9), the second feeding assembly (3) comprises a fourth hydraulic cylinder (31), a longitudinal plate (32), a pushing plate (33), a first reinforcing plate (38), a reinforcing plate (38) and a mounting plate (38) on the first transverse plate (38), the second reinforcing plate (37) is a right-angle triangle plate, one straight edge is fixedly connected with the side surface of the longitudinal plate (32), the other straight edge is fixedly connected with the upper part of the mounting plate (38), the fourth hydraulic cylinder (31) is fixed on the upper part of the longitudinal plate (32), the push block (33) is fixed at the front end of a piston rod of the fourth hydraulic cylinder (31), the transverse plate (35) is fixed on one side opposite to the longitudinal plate (32) of the second feeding assembly (3) on two sides, the first reinforcing plate (36) is a right-angle triangle plate, one straight edge is fixedly connected with the side surface of the longitudinal plate (32), the other straight edge is fixedly connected with the lower part of the transverse plate (35), the first roller (34) is arranged on the upper part of the transverse plate (35), the rolling direction of the first roller (34) is perpendicular to the conveying direction of the longitudinal beam (9), the positioning and clamping assembly (2) comprises a bottom plate (21), a moving plate (22), a first hydraulic cylinder (23), a regulating plate (24), a second regulating plate (25), a second regulating plate (26), a third hydraulic plate (27), a lifting plate (29) and a symmetrical lifting plate (29) are arranged at two ends of the regulating plate (21) and two ends of the regulating cylinder (29) and the regulating cylinder (29), the adjusting hole (29) is parallel to the length direction of the bottom plate (21), the moving plate (22) is provided with a bolt penetrating to the lower part of the adjusting hole (29), the bolt is provided with a nut used for locking the moving plate (22), the first hydraulic cylinder (23) is symmetrically fixed at the upper part of the moving plate (22) at two ends, the adjusting plate (24) is fixed at the front end of a piston rod of the first hydraulic cylinder (23), the first hydraulic cylinder (23) drives the adjusting plate (24) to move oppositely or back, the lifting plate (27) is symmetrically arranged at the middle position of the bottom plate (21), the bottom plate (21) is provided with a groove for accommodating the lifting plate (27), when the lifting plate (27) is positioned in the groove, the upper end face of the lifting plate (27) is lower than the upper end face of the bottom plate (21), the third hydraulic cylinder (28) is fixed at the lower part of the bottom plate (21), the piston rod penetrating the bottom plate (21) of the third hydraulic cylinder (28) is fixedly connected with the lifting plate (27), the lifting plate (27) is fixedly connected with the lifting plate (27), the lifting plate (26) is fixed at two ends of the lifting plate (26) in a straight line, the lifting plate (26) is fixed at the two ends of the lifting plate (26) respectively, the lifting plate (26) is fixed at the two ends of the lifting plate (25), the second hydraulic cylinder (26) drives the clamping blocks (210) to move towards the direction of approaching or separating from the backup plate (25), the adjusting assembly (6) comprises a mounting groove (61), a protection plate (62), an upright post (63), a rotating seat (64), a gear (65), a plurality of racks (66), a rotating shaft (67), a speed reducer (68), a motor (69), a sliding block (610) and a guide rail (611), the mounting groove (61) is arranged at the middle position of the upper part of the sliding block (1), the number of the racks (66) is two and is fixed at the bottom of the mounting groove (61), the two racks (66) are symmetrical relative to the symmetry axis of the first feeding assembly (4), the guide rail (611) is fixed at the middle position of the bottom of the mounting groove (61), the guide rail (611) is parallel to the racks (66), the number of the sliding block (610) is a plurality, each sliding block (610) is slidably connected with the guide rail (611), the motor (69) and the speed reducer (68) are arranged at the middle position of the upper part of the sliding block (610), the motor (69) is connected with the speed reducer (68), the two output ends of the motor (69) are respectively connected with the two speed reducers (68) at the two ends of the speed reducers (68) at the two ends (64 respectively arranged at the two ends of the speed reducer (610), the rotary shaft (67) is fixed in a bearing inner ring of the rotary seat (64), one end of the rotary shaft (67) is connected with the output end of the speed reducer (68), the other end of the rotary shaft is fixedly connected with the gear (65), the gear (65) is meshed with the rack (66) mutually, the upright posts (63) are fixed at the middle positions of the upper parts of the sliding blocks (610), each positioning and clamping assembly (2) is arranged at the upper parts of the upright posts (63), the protection plate (62) is arranged at the upper parts of the mounting grooves (61), a gap is formed in the middle position of the protection plate (62), and the upright posts (63) extend upwards from the gap;
the protective plate (62) is provided with scale marks (7), the scale marks (7) are parallel to the symmetry axis of the first feeding component (4), the starting ends of the scale marks (7) are aligned with the side face, facing the first feeding component (4), of the limiting plate (5), and the scale marks (7) are positioned at a gap in the middle of the protective plate (62);
this material loading clamping device sets up one side at longeron welding station, first material loading subassembly and second material loading subassembly are crisscross to be set up in the both ends of base, first material loading subassembly is close with the conveyor of longeron welding station, after the longeron welding is accomplished, on moving it to first material loading subassembly through the conveyor of longeron, first material loading subassembly removes the longeron along direction of transport, stop after the front end touching limiting plate of longeron, limiting plate has limited the position of longeron in its length direction, then place the crossbeam on location clamping assembly by the workman, and fix a position the clamp to the crossbeam, the rethread adjusting part removes location clamping assembly one by one, remove the crossbeam on the relevant position, then transversely remove the longeron through the second material loading subassembly, make the longeron be close to the crossbeam, when the inboard that the longeron is relative is close to the crossbeam both ends, press from both ends at the workman with the longeron through second material loading subassembly, then weld the junction of longeron and longeron.
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| CN201811482545.5A CN109434333B (en) | 2018-12-05 | 2018-12-05 | Feeding clamping device for welding chassis of semitrailer |
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|---|---|---|---|
| CN201811482545.5A CN109434333B (en) | 2018-12-05 | 2018-12-05 | Feeding clamping device for welding chassis of semitrailer |
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| CN109434333A CN109434333A (en) | 2019-03-08 |
| CN109434333B true CN109434333B (en) | 2023-09-22 |
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| CN112960281B (en) * | 2021-02-25 | 2022-11-18 | 徐州工程学院 | Commodity circulation cold chain storage upgrades conveyor with little thin wall refrigeration pipe |
| CN115415697B (en) * | 2022-09-14 | 2024-04-26 | 淮南兴阳电子有限公司 | Notebook loudspeaker processing welding set |
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