CN115255797A - Welding tool for automobile axle housing - Google Patents
Welding tool for automobile axle housing Download PDFInfo
- Publication number
- CN115255797A CN115255797A CN202211056867.XA CN202211056867A CN115255797A CN 115255797 A CN115255797 A CN 115255797A CN 202211056867 A CN202211056867 A CN 202211056867A CN 115255797 A CN115255797 A CN 115255797A
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- axle housing
- supporting block
- mounting seat
- linkage
- assembly
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- 238000003466 welding Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 26
- 230000007306 turnover Effects 0.000 claims abstract description 17
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 13
- 230000009471 action Effects 0.000 description 8
- 230000001174 ascending effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to the technical field of axle housing processing, and discloses a welding tool for an automobile axle housing, which comprises an installation plate, a supporting mechanism, a clamping mechanism and a turnover mechanism, wherein the supporting mechanism, the clamping mechanism and the turnover mechanism are arranged on the installation plate; the supporting mechanism comprises a supporting block and a first driving assembly for driving the supporting block to ascend and descend, and an axle housing is placed on the supporting block; the clamping mechanism comprises two clamping plates arranged on two sides of the axle housing, the clamping plates are connected with a first linkage assembly, when the supporting block is in a low position, the two groups of clamping plates are matched with the supporting block to clamp the axle housing, and when the supporting block rises, the supporting block drives the clamping plates to loosen the axle housing through the linkage assembly; the turnover mechanism is used for turning the axle housing by 180 degrees, and the axle housing can be turned over in the axle housing welding process to replace manual turning, so that the welding efficiency is improved.
Description
Technical Field
The invention relates to the technical field of axle housing production and processing, in particular to a welding tool for an automobile axle housing.
Background
In-process at production automobile axle housing, at first production be half of axle housing, then be in the same place two half axle housings are fixed, operating personnel carries out the primary weld to the axle housing, be used for forming half-finished axle housing with two half axle housing primary fixation, fix half-finished axle housing on special welding frock afterwards, weld the axle housing comprehensively through welding manipulator, at the welded in-process, after welding manipulator carries out one side welding to the axle housing, operating personnel need be to axle housing contact locking, then with axle housing upset 180 back, fix again, then restart welding manipulator welds the axle housing, this kind of mode is owing to overturn through the manual work, make welding efficiency reduce, consequently, need a welding frock for fixed automobile axle housing, replace manual operation, the welding efficiency is improved.
Disclosure of Invention
The invention aims to provide a welding tool for an automobile axle housing, which can turn over the axle housing in the axle housing welding process to replace manual turning, thereby improving the welding efficiency.
The technical purpose of the invention is realized by the following technical scheme: a welding tool for an automobile axle housing comprises an installation plate, a supporting mechanism, a clamping mechanism and a turnover mechanism, wherein the supporting mechanism, the clamping mechanism and the turnover mechanism are arranged on the installation plate;
the supporting mechanism comprises a supporting block and a first driving assembly for driving the supporting block to ascend and descend, and an axle housing is placed on the supporting block;
the clamping mechanism comprises two clamping plates arranged on two sides of the axle housing, the clamping plates are connected with a first linkage assembly, when the supporting block is in a low position, the two groups of clamping plates are matched with the supporting block to clamp the axle housing, and when the supporting block rises, the supporting block drives the clamping plates to loosen the axle housing through the linkage assembly;
the turnover mechanism comprises mounting seats arranged on the mounting plate and located on two sides of the axle housing, each mounting seat comprises an upper mounting seat and a lower mounting seat, the lower mounting seat is connected with the mounting plate in a sliding mode, the upper mounting seat is arranged above the lower mounting seat in a sliding mode, a mounting rod is connected to the upper mounting seat in a rotating mode, a plurality of push rods are arranged at one end, close to the axle housing, of the mounting rod along the circumferential direction of the axis of the mounting rod and are connected with the mounting rod in a sliding mode, an adjusting disc is coaxially arranged inside the mounting rod, the adjusting disc can push the push rods to slide out of the outer side wall of the mounting rod when rotating, and the adjusting disc is connected with a second driving assembly for driving the adjusting disc to rotate;
the upper mounting seat is connected with a third driving assembly, and the third driving assembly drives the upper mounting seat to slide in a reciprocating manner;
a second linkage assembly is connected between the lower mounting seat and the supporting block, and when the supporting block rises, the second linkage assembly drives the lower mounting seat to slide towards one side of the axle housing;
the lower mounting seat is connected with a reset assembly.
As a further aspect of the present invention, the first linkage assembly includes a connecting frame fixedly connected to each clamping plate, and a supporting frame fixedly connected to the mounting plate, the connecting frame is hinged to the connecting frame, linkage gears are coaxially disposed on the connecting frame and the supporting frame, linkage racks are fixedly disposed on the supporting blocks, the linkage racks are vertically disposed, and the linkage racks are engaged with the two sets of linkage gears.
Through adopting above-mentioned technical scheme, when the supporting shoe rose, can drive the motion of interlock rack, the interlock rack then drives the interlock gear revolve on both sides, drive the link swing during interlock gear revolve, thereby make the grip block of being connected with the link loosen the axle housing, when the supporting shoe descends, then drive interlock rack downstream, the interlock rack drives interlock gear antiport, thereby make the link antiport, make the grip block be close to and press from both sides it tightly to the axle housing, when the supporting shoe is in the high position, the grip block loosens the axle housing, can conveniently overturn the axle housing this moment, after the axle housing welding is accomplished, be located the high position axle housing and also conveniently change.
As a further aspect of the present invention, the adjusting plate includes a plate body and a convex portion integrally formed with the plate body, an outer side wall of the convex portion is an arc shape in which a distance from the outer side wall to a center of the plate body is gradually reduced, and an end portion of the push rod abuts against the convex portion.
Through adopting above-mentioned technical scheme, adjustment disk pivoted in-process, the convex part of adjustment disk can constantly extrude the push rod for the surface of push rod roll-off installation pole, when the one end that the push rod was installed to the installation pole stretched into the axle housing tip in, the push rod that stretches out the installation pole surface can offset with the inside wall of axle housing tip, because the frictional force of push rod and axle housing inside wall is great, when the installation pole takes place to rotate, can drive the axle housing and take place to rotate together.
As a further aspect of the present invention, the second driving assembly includes a rotating shaft coaxially and rotatably connected to the mounting rod, one end of the rotating shaft is fixedly connected to the adjusting plate, the rotating shaft is coaxially and fixedly connected to a driving gear, the driving gear is engaged with a spur rack, the spur rack is connected to a driving cylinder, and the driving cylinder is fixedly connected to the upper mounting seat.
Through adopting the above technical scheme, when actuating cylinder extends, drive the spur rack motion, in the earlier stage part of spur rack motion, the spur rack drives drive gear and rotates, drive gear drives the pivot and rotates, the pivot drives the adjustment disk and rotates, when the adjustment disk rotates, promote the surface of push rod roll-off installation pole and offset with the axle housing is inside, later stage part at the spur rack motion, because the push rod receives the unable continuation of restriction of axle housing inside wall to stretch out, and there is great static friction power between push rod and the axle housing inside wall, when the spur rack continues the motion, drive gear can't drive the adjustment disk and rotate, thereby drive whole installation pole and rotate, when the installation pole rotates, drive the axle housing through the push rod and rotate, through the length that sets up the spur rack, can make the axle housing rotate 180, make the axle housing accomplish the upset.
As a further aspect of the present invention, the third driving assembly includes a pushing cylinder fixedly connected to the lower mounting seat, a working end of the pushing cylinder is fixedly connected to the upper mounting seat, and the working end of the pushing cylinder is parallel to an axis of the axle housing.
Through adopting above-mentioned technical scheme, when the supporting shoe is in the high-order, through the effect of interlock subassembly two, the axis of installation pole and the axis coincidence of axle housing this moment, then the extension of push cylinder promotes the mount pad and slides, goes up inside the mount pad drives the one end that the installation pole was provided with the push rod and stretches into the axle housing, provides the condition for follow-up upset axle housing.
As a further aspect of the present invention, the reset assembly includes a reset spring, the reset spring is disposed on a side of the lower mounting seat away from the axle housing, one end of the reset spring is connected to the lower mounting seat, and the other end of the reset spring is connected to the mounting plate.
Through adopting above-mentioned technical scheme, when the supporting shoe descends, under reset spring's effect, the axle housing can be kept away from gradually in the mount pad can slide, and when the supporting shoe was in the low level, the grip block pressed from both sides the axle housing tightly, and welding robotic arm can weld the axle housing this moment, and the axle housing is kept away from to mount pad and the installation pole above that, can give welding robotic arm and vacate bigger welding space, and the emergence collision accident when avoiding welding.
As a further aspect of the present invention, the second linkage assembly includes a pulley fixedly connected to the mounting plate, the pulley is connected to a connecting cable in a winding manner, one end of the connecting cable is connected to the support block, and the other end of the connecting cable is connected to the lower mounting seat.
Through adopting above-mentioned technical scheme, the supporting shoe can stimulate the connecting cable at the in-process that rises, and the connecting cable then stimulates the mount pad for the mount pad is close to the axle housing tip gradually at the in-process that the supporting shoe rises, and when the supporting shoe rose to high-order, the mount pad that is located the axle housing both sides slided to the position very close to from the axle housing, can start the promotion cylinder this moment, makes the one end of installation pole stretch into in the axle housing, prepares upset axle housing.
As a further aspect of the present invention, the driving assembly further includes a vertically disposed hydraulic cylinder, the hydraulic cylinder is fixedly connected to the mounting plate, and a working end of the hydraulic cylinder is fixedly connected to the supporting block.
As a further aspect of the invention, a V-shaped placing groove is arranged on the supporting block, and a rotating rod is rotatably arranged on the side wall of the placing groove.
Through adopting above-mentioned technical scheme, set up the bull stick in the standing groove, can make things convenient for the axle housing to rotate.
The invention has the beneficial effects that:
when the axle housing is in work, firstly, the hydraulic cylinder is controlled to lift the supporting block, the axle housing is placed in the placing groove of the supporting block, then, the hydraulic cylinder is controlled to drive the supporting block to descend, the supporting block drives the linkage rack to move downwards in the descending process, the linkage rack drives the linkage gear to rotate, the linkage gear drives the connecting frame to swing in the rotating process, the clamping plate is driven to approach the axle housing to finally clamp the axle housing when swinging, the clamping action is completed, at the moment, the external welding mechanical arm can be started to weld the axle housing, when one surface of the axle housing is welded, the hydraulic cylinder is controlled to drive the supporting block to lift, the supporting block drives the linkage rack to move upwards in the lifting process, the linkage rack drives the driving gear to rotate, the linkage gear drives the connecting frame to swing in the rotating process of the linkage gear, the clamping plate is driven to be far away from the axle housing when the connecting frame swings, the axle housing is released, and meanwhile, the supporting block is in the lifting process, still can stimulate the connecting cable, the connecting cable passes through pulley pulling mount pad, make the mount pad of axle housing both sides draw close to the axle housing gradually, when the supporting shoe moves to the highest point, the axis of the installation pole on the mount pad coincides with the axis of axle housing, control promotion cylinder extension this moment, promote the cylinder to electrically go up the mount pad and slide towards the axle housing, the one end that makes the installation pole be provided with the push rod stretches into inside the axle housing, then control driving cylinder extension, driving cylinder working end drives the straight rack motion, the straight rack then drives drive gear and rotates, in the straight rack motion earlier stage, drive the pivot rotation when drive gear rotates, the pivot then drives the adjustment disk and rotates, the in-process of adjustment disk pivoted, convex part on the adjustment disk can promote the push rod roll-off and offset with the inner wall of axle housing, when straight rack continues the motion this moment, because the axle housing can's unable continuation slip, make adjustment disk and pivot can's continuation rotation, at the moment, the driving gear can drive the installation rod to integrally rotate, the installation rods on two sides of the axle housing drive the axle housing to rotate under the action of the push rod, so that the axle housing completes 180-degree turn-over, after the turn-over is completed, the driving cylinder is controlled to contract, the working end of the driving cylinder drives the spur rack to move, the spur rack drives the driving gear to rotate, in the process of reverse rotation of the driving gear, the rotating shaft and the adjusting disc are driven to reversely rotate, the push rod is not continuously extruded due to the convex part, the push rod is not extruded with the inner wall of the axle housing, the installation rod is in contact connection with the axle housing, after the contraction of the driving cylinder is completed, the pushing cylinder is controlled to contract again, the installation sliding is driven, the installation rod is moved out of the axle housing, then the hydraulic cylinder is controlled to contract, the supporting block is driven to descend, in the descending process, the axle housing is clamped again by the clamping plate, the supporting block is descended, the connecting cable is loosened, under the action of the reset spring, the installation seat is gradually far away from the axle housing, space is vacated for axle housing welding, the clamping and the turnover of the axle housing are realized through the steps, the labor is replaced, and the welding efficiency is greatly increased.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic view of a portion of the structure of the present embodiment on one side of the axle housing;
FIG. 3 is a schematic structural diagram of a second linking assembly of the present embodiment;
FIG. 4 is a schematic structural diagram of a linkage assembly I according to the present embodiment;
FIG. 5 is a schematic structural diagram of a second driving assembly of the present embodiment;
in the figure, 1, a mounting plate, 2, a supporting mechanism, 21, a supporting block, 211, a placing groove, 212, a rotating rod, 22, a first driving assembly, 221, a hydraulic cylinder, 3, a clamping mechanism, 31, a clamping plate, 32, a first linkage assembly, 321, a connecting frame, 322, a supporting frame, 323, a linkage gear, 324, a linkage rack, 4, a turnover mechanism, 41, a mounting seat, 411, an upper mounting seat, 412, a lower mounting seat, 42, a mounting rod, 43, a push rod, 44, an adjusting disc, 441, a disc body, 442, a convex part, 45, a second driving assembly, 451, a rotating shaft, 452, a driving gear, 453, a straight rack, 454, a driving cylinder, 46, a third driving assembly, 461, a pushing cylinder, 5, a second linkage assembly, 51, a pulley, 52, a connecting cable, 6, a resetting assembly, 61 and a resetting spring.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Examples
A welding tool for an automobile axle housing comprises an installation plate 1, a supporting mechanism 2 arranged on the installation plate 1, a clamping mechanism 3, a turnover mechanism 4 and a reset assembly 6;
the supporting mechanism 2 comprises a supporting block 21 and a first driving assembly 22 for driving the supporting block 21 to ascend and descend, an axle housing is placed on the supporting block 21, in the embodiment, the supporting block 21 consists of two blocks arranged at intervals, a V-shaped placing groove 211 is formed in the upper end of the supporting block 21, a rotating rod 212 is rotatably arranged on the side wall of the placing groove 211, two ends of the axle housing are placed in the placing grooves 211 of the two blocks, and the rotating rod 212 is arranged to facilitate the axle housing to rotate subsequently; the first driving assembly 22 is a hydraulic cylinder 221, the hydraulic cylinder 221 can provide enough thrust to ensure stable ascending and descending of the support block 21 and the axle housing, meanwhile, the ascending and descending speed can be controlled, and the ascending and descending speed can be adjusted according to actual conditions to ensure that the axle housing is more stable; in order to make the supporting block 21 more stable, a vertical limiting rod can be arranged on the mounting plate 1 to make the supporting block 21 and the limiting rod slidably connected, so as to further ensure the stability of the supporting block 21 in ascending and descending.
The clamping mechanism 3 comprises two clamping plates 31 arranged on two sides of the axle housing, the clamping plates 31 are connected with a first linkage assembly 32, when the supporting block 21 is in a low position, the two groups of clamping plates 31 are matched with the supporting block 21 to clamp the axle housing, and when the supporting block 21 rises, the supporting block 21 drives the clamping plates 31 to loosen the axle housing through the first linkage assembly 32; in this embodiment, the first linkage assembly 32 includes a connecting frame 321 fixedly connected to each clamping plate 31, and a supporting frame 322 fixedly connected to the mounting plate 1, the connecting frame 321 is hinged to the connecting frame 321, linkage gears 323 are coaxially disposed at the hinged portions of the connecting frame 321 and the supporting frame 322, linkage racks 324 are fixedly disposed on the supporting block 21, the linkage racks 324 are vertically disposed, the linkage racks 324 are engaged with the two groups of linkage gears 323, when the supporting block 21 rises, the linkage racks 324 are driven to move, the linkage racks 324 drive the linkage gears 323 at both sides to rotate, when the linkage gears 323 rotate, the connecting frame 321 is driven to swing, so that the clamping plate 31 moves close to and clamps the axle housing, when the supporting block 21 is at a high position, the axle housing 31 releases the axle housing, when the supporting block 21 descends, the axle housing can be conveniently turned over, and when the axle housing is at the high position after welding is completed, the axle housing at the high position can be conveniently replaced.
Turnover mechanism 4 includes mount pads 41 arranged on mount board 1 and located at two sides of axle housing, mount pad 41 includes an upper mount pad 411 and a lower mount pad 412, lower mount pad 412 is connected with mount board 1 in sliding manner, upper mount pad 411 is arranged above lower mount pad 412 in sliding manner, mounting rod 42 is connected on upper mount pad 411 in rotating manner, one end of mounting rod 42 close to axle housing is provided with a plurality of push rods 43 along the axial circumference of mounting rod 42, a plurality of push rods 43 are connected with mounting rod 42 in sliding manner, adjusting disc 44 is coaxially arranged inside mounting rod 42, push rods 43 can be pushed to slide out of the outer side wall of mounting rod 42 when adjusting disc 44 rotates, in this embodiment, adjusting disc 44 includes a disc body 441 and a convex portion 442 integrally formed with disc body 441, the outer side wall of convex portion 442 is arc-shaped with gradually decreasing distance to the center of disc body 441, the end of the push rod 43 abuts against the convex part 442, the adjusting disc 44 rotates to push the push rod 43 to slide, in order to enable the push rod 43 to better reset, a spring is sleeved inside the mounting rod 42 of the push rod 43, when the push rod 43 is free from the action of external force under the action of the spring, the push rod 43 is ensured not to extend out of the mounting rod 42, the adjusting disc 44 is connected with a second driving assembly 45 for driving the second driving assembly to rotate, the second driving assembly 45 comprises a rotating shaft 451 coaxially and rotatably connected with the mounting rod 42, one end of the rotating shaft 451 is fixedly connected with the adjusting disc 44, the rotating shaft 451 is coaxially and fixedly connected with a driving gear 452, the driving gear 452 is meshed with a spur rack 453, the spur rack 453 is connected with a driving cylinder 454, and the driving cylinder 454 is fixedly connected with the upper mounting seat 411; the upper mounting seat 411 is connected with a third driving assembly 46, the third driving assembly 46 drives the upper mounting seat 411 to slide in a reciprocating mode, the third driving assembly 46 comprises a pushing cylinder 461 fixedly connected with the lower mounting seat 412, the working end of the pushing cylinder 461 is fixedly connected with the upper mounting seat 411, and the working end of the pushing cylinder 461 is parallel to the axis of the axle housing; the lower mounting seat 412 is connected with a reset assembly 6, the reset assembly 6 comprises a reset spring 61, the reset spring 61 is arranged on one side of the lower mounting seat 412 far away from the axle housing, one end of the reset spring 61 is connected with the lower mounting seat 412, and the other end of the reset spring is connected with the mounting plate 1;
and a second linkage assembly 5 is connected between the lower mounting seat 412 and the supporting block 21, when the supporting block 21 rises, the second linkage assembly 5 drives the lower mounting seat 412 to slide towards one side of the axle housing, the second linkage assembly 5 comprises a pulley 51 fixedly connected with the mounting plate 1, a connecting cable 52 is wound on the pulley 51, one end of the connecting cable 52 is connected with the supporting block 21, and the other end of the connecting cable is connected with the lower mounting seat 412.
The working principle of the embodiment is as follows:
when the axle housing welding machine works, firstly, the hydraulic cylinder 221 is controlled to lift the supporting block 21, the axle housing is placed in the placing groove 211 of the supporting block 21, then the hydraulic cylinder 221 is controlled to drive the supporting block 21 to descend, the supporting block 21 drives the linkage rack 324 to move downwards in the descending process, the linkage rack 324 drives the linkage gear 323 to rotate, the linkage gear 323 drives the connecting frame 321 to swing when rotating, the clamping plate 31 is driven to approach the axle housing when the connecting frame 321 swings to finally clamp the axle housing, the clamping action is completed, the external welding manipulator can be started to weld the axle housing, when one side of the axle housing is welded, the hydraulic cylinder 221 is controlled to drive the supporting block 21 to rise, the linkage rack 324 is driven to move upwards in the ascending process of the supporting block 21, the linkage rack 324 drives the driving gear to rotate, the linkage gear 323 drives the connecting frame 321 to swing, the clamping plate 31 is driven to move away from the axle housing when the connecting frame 321 swings, so as to loosen the axle housing, meanwhile, in the process of the rising of the supporting block 21, the connecting cable 52 is pulled, the connecting cable 52 pulls the mounting seats through the pulleys 51, so that the mounting seats on the two sides of the axle housing gradually approach the axle housing, when the supporting block 21 moves to the highest position, the axis of the mounting rod 42 on the mounting seat coincides with the axis of the axle housing, at this time, the push cylinder 461 is controlled to extend, the electric upper mounting seat 411 of the push cylinder 461 is pushed to slide towards the axle housing, one end of the mounting rod 42, which is provided with the push rod 43, extends into the axle housing, then the drive cylinder 454 is controlled to extend, the working end of the drive cylinder 454 drives the spur rack 453 to move, the spur rack 453 drives the drive gear 452 to rotate, at the early stage of movement of the spur rack 453, the drive rotating shaft 451 rotates when the drive gear 452 rotates, the adjusting disc 44 rotates, in the process of the rotation of the adjusting disc 44, the convex portion 442 on the adjusting disc 44 pushes the push rod 43 to slide out and abut against the inner wall of the axle housing, when the straight rack 453 continues to move, the push rod 43 cannot continue to slide, so that the adjusting disc 44 and the rotating shaft 451 cannot continue to rotate, at this time, the driving gear 452 can drive the mounting rod 42 to integrally rotate, the mounting rods 42 on two sides of the axle housing drive the axle housing to rotate under the action of the push rod 43, so that the axle housing completes 180-degree turn-over, after the turn-over is completed, the driving cylinder 454 is controlled to contract, the working end of the driving cylinder 454 drives the straight rack 453 to move, the straight rack 453 drives the driving gear 452 to rotate, the rotating shaft 451 and the adjusting disc 44 are driven to reversely rotate, when the adjusting disc 44 reversely rotates, the convex part 442 does not continuously press the push rod 43, so that the push rod 43 is not pressed against the inner wall of the axle housing, so that the mounting rod 42 is in contact with the inner wall of the axle housing, after the driving cylinder 454 finishes contracting, the driving cylinder 461 is controlled to contract, so that the mounting rod 42 is driven to move out of the axle housing, then the hydraulic cylinder 221 is controlled to contract, the supporting block 21 descends, during descending, the clamping plate 31 clamps the axle housing again, and the axle housing 21 is loosened under the action of the reset spring, thereby greatly replacing the welding cable, and the welding space, and the welding efficiency is greatly increased.
Claims (9)
1. The utility model provides a welding frock of automobile axle housing which characterized in that: comprises a mounting plate (1), a supporting mechanism (2) arranged on the mounting plate (1), a clamping mechanism (3) and a turnover mechanism (4);
the supporting mechanism (2) comprises a supporting block (21) and a first driving component (22) for driving the supporting block (21) to ascend and descend, and an axle housing is placed on the supporting block (21);
the clamping mechanism (3) comprises two clamping plates (31) arranged on two sides of the axle housing, the clamping plates (31) are connected with a first linkage assembly (32), when the supporting block (21) is in a low position, the two groups of clamping plates (31) are matched with the supporting block (21) to clamp the axle housing tightly, and when the supporting block (21) rises, the supporting block (21) drives the clamping plates (31) to loosen the axle housing through the first linkage assembly (32);
the turnover mechanism (4) comprises mounting seats (41) arranged on the mounting plate (1) and located on two sides of the axle housing, each mounting seat (41) comprises an upper mounting seat (411) and a lower mounting seat (412), the lower mounting seat (412) is connected with the mounting plate (1) in a sliding mode, the upper mounting seat (411) is arranged above the lower mounting seat (412) in a sliding mode, the upper mounting seat (411) is connected with a mounting rod (42) in a rotating mode, one end, close to the axle housing, of the mounting rod (42) is provided with a plurality of push rods (43) along the axial line circumferential direction of the mounting rod (42), the push rods (43) are connected with the mounting rod (42) in a sliding mode, an adjusting disc (44) is coaxially arranged inside the mounting rod (42), the adjusting disc (44) can push the push rods (43) to slide out of the outer side wall of the mounting rod (42) when rotating, and the adjusting disc (44) is connected with a second driving assembly (45) for driving the adjusting disc (44) to rotate;
the upper mounting seat (411) is connected with a third driving assembly (46), and the third driving assembly (46) drives the upper mounting seat (411) to slide in a reciprocating manner;
a second linkage assembly (5) is connected between the lower mounting seat (412) and the supporting block (21), and when the supporting block (21) rises, the second linkage assembly (5) drives the lower mounting seat (412) to slide towards one side of the axle housing;
the lower mounting seat (412) is connected with a reset component (6).
2. The welding frock of automobile axle housing of claim 1, characterized in that: the linkage assembly I (32) comprises a connecting frame (321) fixedly connected with each clamping plate (31) and a supporting frame (322) fixedly connected with the mounting plate (1), the connecting frame (321) is hinged to the connecting frame (321), linkage gears (323) are coaxially arranged on the hinged portions of the connecting frame (321) and the supporting frame (322), linkage racks (324) are fixedly arranged on the supporting block (21), the linkage racks (324) are vertically arranged, and the linkage racks (324) are meshed with the two groups of linkage gears (323).
3. The welding frock of automobile axle housing of claim 1, characterized in that: the adjusting disc (44) comprises a disc body (441) and a convex portion (442) integrally formed with the disc body (441), the outer side wall of the convex portion (442) is in an arc shape with the distance from the outer side wall to the center of the disc body (441) gradually decreasing, and the end portion of the push rod (43) is abutted to the convex portion (442).
4. The welding frock of automobile axle housing of claim 1, characterized in that: drive assembly two (45) include pivot (451) of being connected with installation pole (42) coaxial rotation, the one end and adjustment disc (44) fixed connection of pivot (451), pivot (451) coaxial fixedly connected with drive gear (452), drive gear (452) meshing is connected with spur rack (453), spur rack (453) are connected with and drive actuating cylinder (454), drive actuating cylinder (454) and last mount pad (411) fixed connection.
5. The welding frock of car axle housing of claim 1, its characterized in that: drive assembly three (46) include with lower mount pad (412) fixed connection's push cylinder (461), push cylinder (461) the working end and last mount pad (411) fixed connection, push cylinder (461) the working end is parallel with the axis of axle housing.
6. The welding frock of car axle housing of claim 1, its characterized in that: reset assembly (6) include reset spring (61), reset spring (61) set up one side of keeping away from the axle housing in mount pad (412) down, reset spring (61) one end links to each other with mount pad (412) down, and one end links to each other with mounting panel (1).
7. The welding frock of automobile axle housing of claim 1, characterized in that: the second linkage assembly (5) comprises a pulley (51) fixedly connected with the mounting plate (1), a connecting rope (52) is wound on the pulley (51), one end of the connecting rope (52) is connected with the supporting block (21), and the other end of the connecting rope is connected with the lower mounting seat (412).
8. The welding frock of automobile axle housing of claim 1, characterized in that: the first driving assembly (22) comprises a vertically arranged hydraulic cylinder (221), the hydraulic cylinder (221) is fixedly connected with the mounting plate (1), and the working end of the hydraulic cylinder (221) is fixedly connected with the supporting block (21).
9. The welding frock of automobile axle housing of claim 1, characterized in that: a V-shaped placing groove (211) is formed in the supporting block (21), and a rotating rod (212) is rotatably arranged on the side wall of the placing groove (211).
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| CN202211056867.XA CN115255797B (en) | 2022-08-31 | 2022-08-31 | Welding fixture for automobile axle housing |
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| CN202211056867.XA CN115255797B (en) | 2022-08-31 | 2022-08-31 | Welding fixture for automobile axle housing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837549A (en) * | 2023-02-28 | 2023-03-24 | 山东明宇重工机械有限公司 | Axle housing welding device of loader drive axle |
| CN116175450A (en) * | 2023-04-25 | 2023-05-30 | 诸城市顺德机械有限责任公司 | Clamping tool for detecting automobile parts |
| CN116593087A (en) * | 2023-07-19 | 2023-08-15 | 羲和智能装备(山东)有限公司 | Leak detection device for automobile axle housing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837549A (en) * | 2023-02-28 | 2023-03-24 | 山东明宇重工机械有限公司 | Axle housing welding device of loader drive axle |
| CN116175450A (en) * | 2023-04-25 | 2023-05-30 | 诸城市顺德机械有限责任公司 | Clamping tool for detecting automobile parts |
| CN116593087A (en) * | 2023-07-19 | 2023-08-15 | 羲和智能装备(山东)有限公司 | Leak detection device for automobile axle housing |
| CN116593087B (en) * | 2023-07-19 | 2023-09-08 | 羲和智能装备(山东)有限公司 | Leak detection device for automobile axle housing |
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