CN112388153B - Shifting fork assembly combination welding fixture and shifting fork assembly combination welding system - Google Patents
Shifting fork assembly combination welding fixture and shifting fork assembly combination welding system Download PDFInfo
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- CN112388153B CN112388153B CN201910750882.6A CN201910750882A CN112388153B CN 112388153 B CN112388153 B CN 112388153B CN 201910750882 A CN201910750882 A CN 201910750882A CN 112388153 B CN112388153 B CN 112388153B
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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Abstract
The invention discloses a shifting fork assembly combination welding fixture, which comprises: the device comprises a forward gear shifting fork assembly clamp, a fifth-sixth gear shifting fork assembly clamp and a base, wherein the forward gear shifting fork assembly clamp and the fifth-sixth gear shifting fork assembly clamp are respectively and fixedly arranged on the base; the forward gear shifting fork assembly clamp is used for fixing a front gear shifting fork assembly of an automobile and comprises a forward gear positioning mechanism and a forward gear locking mechanism; the forward gear positioning mechanism is arranged on the base, and the forward gear locking mechanism is arranged on the forward gear positioning mechanism; the five-six gear shifting fork assembly clamp is used for fixing a five-six gear shifting fork assembly of an automobile and comprises a five-six gear positioning mechanism and a five-six gear locking mechanism; the fifth-sixth gear positioning mechanism is arranged on the base and is adjacent to the forward gear positioning mechanism, and the fifth-sixth gear locking mechanism is arranged on the fifth-sixth gear positioning mechanism. This application has improved welding efficiency, welding precision and the degree of automation of advance shelves, five six shelves shift fork assembly welding process before the car, has reduced the cost of labor.
Description
Technical Field
The application relates to the technical field of shifting fork processing, and more particularly relates to a shifting fork assembly combination welding fixture and a shifting fork assembly combination welding system.
Background
Along with the use of automobiles is more and more popular, the requirements of users on the performance of each aspect of the automobiles are higher and higher, the shifting fork is a component on an automobile gearbox, is connected with the speed changing handle and is positioned at the lower end of the speed changing handle, and when the users operate the speed changing handle, the speed changing handle drives the shifting fork to shift the corresponding speed changing wheel, so that the input/output speed ratio is changed.
The prior shifting fork assembly welding process is easy to cause the overall strength of the welding seam position of the shifting fork assembly to be lower, meanwhile, due to the instability of welding quality, the welding seam position is often broken, the service life of the shifting fork assembly is seriously shortened, and the automobile is very easy to meet certain normal driving or sudden driving requirements due to the fact that the automobile cannot change speed in time in the driving process, so that great potential safety hazards are brought to the automobile and other people.
In addition, the existing shifting fork assembly is usually welded by clamping and separating for multiple times, so that the efficiency is low, and the labor cost is high.
Therefore, a welding jig suitable for a fork assembly is needed to solve the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The technical problem that this application embodiment will be solved provides a combination welding jig who advances shelves, five six shelves shift fork assemblies, can once the clamping location before being applicable to the car.
A shift fork assembly combination welding jig includes: the device comprises a forward gear shifting fork assembly fixture, a fifth-sixth gear shifting fork assembly fixture and a base, wherein the forward gear shifting fork assembly fixture and the fifth-sixth gear shifting fork assembly fixture are respectively and fixedly arranged on the base;
the forward gear shifting fork assembly clamp is used for fixing a front forward gear shifting fork assembly of an automobile and comprises a forward gear positioning mechanism and a forward gear locking mechanism; the forward gear positioning mechanism is arranged on the base, and the forward gear locking mechanism is arranged on the forward gear positioning mechanism;
the five-six gear shifting fork assembly clamp is used for fixing a five-six gear shifting fork assembly of an automobile and comprises a five-six gear positioning mechanism and a five-six gear locking mechanism; the fifth-sixth gear positioning mechanism is arranged on the base and is adjacent to the forward gear positioning mechanism, and the fifth-sixth gear locking mechanism is arranged on the fifth-sixth gear positioning mechanism.
Preferably, the forward gear positioning mechanism is provided with a fork frame positioning assembly and a forward gear shifting rod positioning assembly, the fork frame positioning assembly is provided with a fork frame contour block, the fork frame contour block is arranged on the base, and the outer edge of the fork frame contour block is matched with the inner edge of a forward gear fork frame workpiece; the advancing shift lever positioning assembly comprises a positioning hole bolt, an L-shaped groove block, a first shift lever upright post, a second shift lever upright post and a V-shaped block, the first shift lever upright post is arranged on the base, a first shift lever groove is formed in the top of the shift lever upright post, the V-shaped block is arranged on the shift lever upright post and is next to the first shift lever groove, the V-shaped block is provided with a second shift lever groove, the second shift lever groove is an arc surface and is adaptive to the outer arc surface of the advancing shift lever, the second shift lever upright post is arranged at one end, far away from the first shift lever upright post, the L-shaped groove block is arranged at the top of the second shift lever upright post, a third shift lever groove is formed in the L-shaped groove block, and the positioning hole bolt is arranged on the L-shaped groove block.
Preferably, the forward gear locking mechanism comprises a first elbow clamp, a second elbow clamp, a third elbow clamp and an elbow clamp bracket; the elbow presss from both sides the support and sets up on the base and adjacent setting with fork frame contour block, and first elbow presss from both sides to be established and is arranged in on the lateral surface that fork frame contour block kept away from elbow and press from both sides the support, and the second elbow presss from both sides to be established on the elbow presss from both sides the support to be located the homonymy with first elbow clamp, the third elbow presss from both sides to be established and is arranged in elbow and press from both sides support top.
Preferably, the forward gear locking mechanism further comprises a fourth elbow clamp and a fifth elbow clamp, the fourth elbow clamp is arranged at the top of the first deflector rod upright post, and the fifth elbow clamp is arranged at the top of the L-shaped groove block.
Preferably, the fifth-sixth gear positioning mechanism comprises a positioning bar, a positioning bar base, a fifth-sixth gear shifting fork contour block, a jacking cylinder, a guide rail sliding block group and an adjusting screw group; the positioning bar base is arranged on the base and is adjacent to the first shifting lever stand column, the positioning bar is arranged on the side, back to the first shifting lever stand column, of the positioning bar base and is horizontal to the base, five-sixth-gear shifting fork contour blocks are arranged on the base and are specifically located below the positioning bar, the jacking cylinder is adjacent to the five-sixth-gear shifting fork contour blocks and is arranged on the base, the guide rail sliding block set comprises a guide rail sliding block and a guide rail seat, the guide rail seat is arranged on the side face of the positioning bar base and is specifically arranged below the positioning bar, the guide rail sliding block is provided with a sliding groove, the sliding groove is matched with the outer edge of the middle of the five-sixth-gear shifting fork contour blocks, the adjusting screw set is used for adjusting the horizontal height of two fork legs of the five-sixth-gear shifting fork, and is arranged on two sides of the five-sixth-gear shifting fork contour blocks.
Preferably, the fifth-sixth gear locking mechanism comprises a sixth elbow clamp, an elbow clamp cover plate, a seventh elbow clamp and an eighth elbow clamp; the elbow clamp cover plate is arranged at the top of the positioning rod base, the sixth elbow clamp is arranged on the vertical side face, far away from the positioning rod base, of the elbow clamp cover plate, and the seventh elbow clamp and the eighth elbow clamp are arranged on the side faces of the two side portions of the five-sixth shifting fork profiling block respectively.
Preferably, five six grades of shift fork assembly anchor clamps still are equipped with the mistake proofing device, and the mistake proofing device includes mistake proofing cardboard and mistake proofing arc piece, and the mistake proofing cardboard sets up in the locating bar lateral surface, is equipped with the latch that mills the breach and correspond with five six grades of shift fork cover sides on the mistake proofing cardboard, and mistake proofing arc piece sets up on the lateral part that the mistake proofing cardboard was kept away from to five six grades of shift fork profile shapes.
A shifting fork assembly combined welding system comprises a welding device and the shifting fork assembly combined welding clamp, wherein the welding device is controlled by a manipulator and is arranged above the shifting fork assembly combined welding clamp; the welding head and the welding wire guiding mechanism are arranged side by side, the welding wire guiding mechanism is used for conveying welding wires, and the welding head is used for emitting laser beams and is matched with the welding wires to weld workpieces.
Preferably, the automatic transmission device further comprises a detection device, the detection device comprises a first sensor and a second sensor, the first sensor is used for detecting the position of the forward shifting fork assembly, and the second sensor is used for detecting the position of the fifth-sixth shifting fork assembly.
Preferably, the device also comprises a motion device, wherein the motion device comprises a driving disc, a follow-up tailstock and a bridge plate; the driving disc is arranged at one end of the shifting fork assembly combined welding fixture, the follow-up tailstock is arranged at the other end of the shifting fork assembly combined welding fixture, the bridge plate is perpendicular to the base and is fixedly connected with the base, and the bridge plate is used for connecting the driving disc and the follow-up tailstock.
Compared with the prior art, the invention has the beneficial effects that: corresponding positioning mechanisms and locking mechanisms are designed respectively according to the structural characteristics of the forward gear shifting fork assembly and the fifth-sixth gear shifting fork assembly, so that the forward gear shifting fork assembly and the fifth-sixth gear shifting fork assembly can be accurately and firmly fixed on a welding fixture, and the problem of installation precision caused by manual feeding is effectively avoided; the detection device further ensures the position accuracy of each workpiece of the shifting fork assembly before welding; the moving device enables the forward shift fork assembly and the fifth-sixth shift fork assembly to synchronously move the welding position, the technical effect of laser welding on the two shift fork assemblies after one-time clamping can be achieved by matching with the welding device, the whole scheme greatly improves the welding efficiency, the welding precision and the automation degree of the shift fork assembly welding process, and the labor cost is reduced.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings needed for describing the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to derive other drawings without inventive effort.
FIG. 1 is a schematic view of one angle structure of the welding jig for the fork assembly;
FIG. 2 is another angle structure diagram of the welding jig for the fork assembly;
FIG. 3 is an enlarged detail view taken at A in FIG. 1;
FIG. 4 is an enlarged detail view at B of FIG. 2;
FIG. 5 is a schematic structural view of the combined welding system of the shifting fork assembly;
FIG. 6 is a schematic view of a forward shift fork workpiece configuration;
FIG. 7 is a schematic structural diagram of a fifth-sixth gear shifting fork workpiece.
Description of the drawings: a shifting fork assembly combination welding clamp-10, a base-3, a forward gear positioning mechanism-101, a forward gear locking mechanism-103, a fork frame profiling block-1013, a positioning hole bolt-1014, an L-shaped groove block-1015, a first shifting rod upright post-1016, a second shifting rod upright post-1017, a V-shaped block-1018, a first shifting rod slot-1019, a second shifting rod slot-1020, a third shifting rod slot-10311021, a first elbow clamp-1031, a second elbow clamp-1032, a third elbow clamp-1033, an elbow clamp bracket-1034, a fourth elbow clamp-1035, a fifth elbow clamp-1036, a positioning bar-2011, a positioning bar base-2012, a fifth gear shifting fork profiling block-2013, an elbow cylinder-2015, a guide rail sliding block group-2015, an adjusting screw group-2014, a guide rail sliding block-2017, a positioning rod-2011, a positioning bar base-2012, a fifth gear shifting fork profiling block-2013, a guide rail sliding block group-2015, a guide rail sliding block group-2016, a guide rail sliding block-7, a guide rail sliding block-2017, a guide rail sliding block-2011, a positioning rod-20, a positioning rod, a second toggle, A guide rail seat-2018, a chute-2019, a sixth elbow clamp-2021, an elbow clamp cover-2022, a seventh elbow clamp-2023, an eighth elbow clamp-2024, an error-proof device-4, an error-proof snap-gauge-401, an error-proof arc-shaped block-402 and a latch-4011.
The shifting fork assembly combined welding system comprises a shifting fork assembly combined welding system-50, a welding device-5, a welding head-501, a welding wire guiding mechanism-502, a detection device-6, a first sensor-601, a second sensor-602, a moving device-7, a driving disc-701, a follow-up tailstock-702 and a bridge plate-703.
A forward gear shifting fork assembly workpiece-77, a forward gear fork frame workpiece-78, a forward gear shifting rod workpiece-79, a fifth-sixth gear shifting fork assembly workpiece-87, a fifth-sixth gear shifting fork sleeve workpiece-88 and a fifth-sixth gear shifting fork frame workpiece-89.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, a fork assembly welding jig 10 includes: the device comprises a forward gear shifting fork assembly clamp (not shown), a fifth-sixth gear shifting fork assembly clamp (not shown) and a base 3, wherein the forward gear shifting fork assembly clamp and the fifth-sixth gear shifting fork assembly clamp are respectively and fixedly arranged on the base 3;
the forward gear shifting fork assembly clamp is used for fixing a front forward gear shifting fork assembly of the automobile and is provided with a forward gear positioning mechanism 101 and a forward gear locking mechanism 103;
the five-six gear shifting fork assembly clamp is used for fixing a five-six gear shifting fork assembly of an automobile, and is provided with a five-six gear positioning mechanism and a five-six gear locking mechanism.
The forward gear positioning mechanism 101 is provided with a fork frame positioning assembly (not shown) and a forward gear shift lever positioning assembly (not shown), the fork frame positioning assembly is provided with a fork frame profile-shaped block 1013, and the fork frame profile-shaped block 1013 is arranged on the base 3. The outer edges of the fork contour blocks 1013 conform to the inner edges of the forward fork work pieces 78, and this design is intended to allow the forward fork work pieces 78 to be stably placed on the base platform formed by the fork contour blocks 1013 and the base 3, creating a stable foundation for further clamping and the like.
The forward gear shifting lever positioning assembly comprises a positioning hole bolt 1014, an L-shaped groove block 1015, a first shifting lever upright column 1016, a second shifting lever upright column 1017 and a V-shaped block 1018, wherein the first shifting lever upright column 1016 is arranged on the base 3, a first shifting lever groove 1019 is arranged at the top of the first shifting lever upright column 1016, the V-shaped block 1018 is arranged on the first shifting lever upright column 1016 and is close to the first shifting lever groove 1019, the V-shaped block 1018 is provided with a second shifting lever groove 1020, the second shifting lever groove 1020 is an arc surface and is matched with the outer arc surface of the forward gear shifting lever, and the bottom of the arc surface of the second shifting lever groove 1020 and the bottom of the groove of the first shifting lever groove 1019 are positioned on the same horizontal plane; the second deflector rod upright column 1017 is arranged at one end, far away from the first deflector rod upright column 1016, of the base 3, the L-shaped groove 1015 is arranged at the top of the second deflector rod upright column 1017, a third deflector rod groove 1021 is arranged on the L-shaped groove 1015, the third deflector rod groove 1021 is matched with an outer arc surface of the forward deflector rod, and the positioning hole bolt 1014 is arranged on the L-shaped groove 1015.
The forward gear locking mechanism 103 includes a first elbow clip 1031, a second elbow clip 1032, a third elbow clip 1033, and an elbow clip support 1034; an elbow clip rest 1034 is arranged on the base 3 adjacent to the profile 1013 of the jaw frame, a first elbow clip 1031 is arranged on the outer side of the profile 1013 of the jaw frame remote from the elbow clip rest 1034, a second elbow clip 1032 is arranged on the elbow clip rest 1034 and is located on the same side as the first elbow clip 1031, and a third elbow clip 1033 is arranged on the top of the elbow clip rest 1034.
During manual feeding, the two sides of the convex notch of the forward fork stop rack workpiece 78 are clamped into the two sides of the corresponding convex step of the fork stop rack contour block 1013, and the first elbow clamp 1031, the second elbow clamp 1032 and the third elbow clamp 1033 are manually pressed down, so that the lower surface and the rear side surface of the workpiece forward fork stop rack workpiece 78 are attached to the top surface and the front side surface of the fork stop rack contour block 1013. Due to the fact that the outer edge design of the fork opening frame contour blocks 1013 is matched with the inner edge of the forward gear fork opening frame workpiece 78, the forward gear fork opening frame workpiece 78 can be stably clamped on the fork opening frame contour blocks 1013, and the effect of accurately fixing the forward gear fork opening frame workpiece 78 can be achieved by the aid of clamping effects of the three elbow clamps.
The forward gear locking mechanism 103 further includes a fourth elbow clip 1035 and a fifth elbow clip 1036, the fourth elbow clip 1035 being disposed at the top of the first toggle bar column 1016 and the fifth elbow clip 1036 being disposed at the top of the L-shaped channel block 1015.
When the forward blocking deflector rod workpiece 79 is manually fed, a small circular hole of the forward blocking deflector rod workpiece 79 is firstly inserted into the positioning hole bolt 1014, so that the rotation and the left-right deviation of the forward blocking deflector rod workpiece 79 are limited, the relative positions of the forward blocking deflector rod workpiece 79 and the positioning hole bolt 1014 are ensured, the fourth elbow clamp 1035 and the fifth elbow clamp 1036 are manually pressed, the step surface of the forward blocking deflector rod workpiece 79 is attached to the upper surface of the forward blocking fork frame workpiece 78, the circular arc surface at the left end of the forward blocking deflector rod workpiece 79 is attached to the side surface and the bottom surface of the notch 1016 of the first deflector rod upright column and the groove surfaces at the two sides of the V-shaped block 1018, and the circular arc surface at the right end of the forward blocking deflector rod workpiece 79 is attached to the side surface and the bottom surface of the notch 1015 of the L-shaped groove block, so that the forward blocking deflector rod assembly workpiece 77 is installed and fixed.
As shown in fig. 1, 2 and 3, the fifth-sixth gear positioning mechanism includes a positioning bar 2011, a positioning bar base 2012, a fifth-sixth gear shifting fork profile block 2013, a jacking cylinder 2014, a guide rail slider group 2015 and an adjusting screw group 2016; the locating bar base 2012 is arranged on the base 3 and is arranged adjacent to the first deflector rod upright 1016, the locating bar 2011 is arranged on the side, opposite to the first deflector rod upright 1016, of the locating bar base 2012 and is horizontal to the base 3, the fifth-sixth-gear shifting fork profiling block 2013 is arranged on the base 3 and is specifically located below the locating bar 2011, the jacking cylinder 2014 and the fifth-sixth-gear shifting fork profiling block 2013 are arranged on the base 3 adjacently, the guide rail slider group 2015 comprises guide rail sliders 2017 and guide rail seats 2018, the guide rail seats 2018 are arranged on the side of the locating bar base 2012 and are specifically arranged below the locating bar 2011, the guide rail sliders 2017 are provided with sliding grooves 2019, the sliding grooves 2019 are matched with the outer edges of the middle of the fifth-sixth-gear shifting fork profiling block 2013, the adjusting screw group 2016 is used for adjusting the horizontal heights of two fork legs of the fifth-sixth-gear shifting fork profiling block 2013, and are specifically arranged on the two side portions of the fifth-sixth-gear shifting fork profiling block 2013.
The fifth-sixth gear locking mechanism comprises a sixth elbow clip 2021, an elbow clip cover plate 2022, a seventh elbow clip 2023 and an eighth elbow clip 2024; elbow clamp apron 2022 sets up at locating lever base 2012 top and is located the locating lever 2011 top, and sixth elbow clamp 2021 sets up on elbow clamp apron 2022 keeps away from the perpendicular side of location thick stick base 2012, and seventh elbow clamp 2023 and eighth elbow clamp 2024 set up respectively on the side of five six grades of shift fork profile shapes pieces 2013 both sides portion.
As shown in fig. 2 and 4, the error-proofing device 4 is further arranged, the error-proofing device 4 comprises an error-proofing clamping plate 401 and an error-proofing arc-shaped block 402, the error-proofing clamping plate 401 is arranged on the outer side surface of the positioning bar 2011, a clamping tooth 4011 corresponding to a side milling notch of a five-six shift fork sleeve of the automobile is arranged on the error-proofing clamping plate 401, and the error-proofing arc-shaped block 402 is arranged on the side part of the five-six shift fork contour block 2013 far away from the error-proofing clamping plate 401.
As shown in fig. 1, 2, and 5, during manual feeding, a fifth-sixth shift fork sleeve workpiece 88 is sleeved into the front end of a positioning rod 2011, an error-proofing clamping plate 401 fixed to the side edge of the front end of the positioning rod 2011 is attached to a step surface of a milled notch on one side of the fifth-sixth shift fork sleeve workpiece 88 to limit the position of the workpiece in the turning direction to realize an error-proofing function, a sixth elbow clamp 2021 is manually pressed down to enable the rear end surface of the fifth-sixth shift fork sleeve workpiece 88 to abut against the step end surface of the positioning rod 2011, and the positioning rod 2011 is provided with a step end surface matched with the rear end surface of the fifth-sixth shift fork sleeve workpiece 88.
Thereafter, the five-six shift fork-shifting frame workpiece 89 is manually fed, two fork legs of the five-six shift fork-shifting frame workpiece 89 are respectively clamped into milling notch positions at two sides of the five-six shift fork contour block 2013, the positions of the two fork legs of the five-six shift fork-shifting frame workpiece 89 can be adjusted through an adjusting screw group 2016 to be in the same horizontal height, a seventh elbow clamp 2023 and an eighth elbow clamp 2024 are manually pressed down, the rear side surfaces of the two fork legs of the five-six shift fork-shifting frame workpiece 89 are attached to the front surface of the notch of the five-six shift fork contour block 2013, the anti-error arc block 402 is provided with an arc-shaped outer edge which is designed according to one side fork leg of the five-six shift fork-shifting frame workpiece 89 with the arc-shaped inner edge, therefore, the outer edge of the anti-error arc block 402 can only correspond to the inner edge of the specific fork leg of the five-six shift fork-shifting frame workpiece 89, and therefore, the anti-error block 402 can effectively avoid the error of the arc-shaped workpiece mounted on the reverse side when the artificial feeding, zero-fault installation of the workpiece is realized.
After the workpieces are installed, the power supply is switched on, the jacking cylinder 2014 performs ventilation, the piston rod pushes the five-six shift fork-shifting frame workpiece 89 to move upwards, the lower surface of the five-six shift fork-shifting frame workpiece 89 is jacked, the five-six shift fork-shifting frame workpiece 89, the five-six shift fork contour block 2013, the error-proof arc block 402, the seventh elbow clamp 2023, the eighth elbow clamp 2024 and other components are driven to move upwards along the track direction of the guide rail sliding block set 2015, and the milling table top of the five-six shift fork sleeve workpiece 88 is tightly attached to the milling table top. At this point, the mounting and fixing of the forward shift fork assembly workpiece 77 and the fifth and sixth shift fork assembly workpiece 87 are completed.
According to the characteristic pertinence design of the front gear-feeding and fifth-sixth gear shifting fork assembly workpieces of the automobile, the defect that manual feeding is prone to causing errors is pertinently overcome, and the workpieces can be firmly fixed on the clamp through the corresponding positioning mechanism and the locking mechanism, so that subsequent welding procedures can be smoothly carried out.
Referring to fig. 5, the present application further provides a shift fork assembly welding system 50, which includes a welding device 5 and the shift fork assembly welding jig 10, wherein the welding device 5 is disposed above the shift fork assembly welding jig 10, and the welding device 5 includes a welding head 501 and a welding wire guiding mechanism 502.
As shown in fig. 2 and fig. 4, a detection device 6 is further provided, the detection device 6 includes a first sensor 601 and a second sensor 602, the first sensor 601 is disposed at the forward gear positioning mechanism, the second sensor 602 is disposed on a fifth-sixth gear fork-shifting fork-imitating frame and is located below the fifth-sixth gear fork-shifting fork workpiece, the first sensor 601 is used for detecting the position of the forward gear fork assembly, and the second sensor 602 is used for detecting the position of the fifth-sixth gear fork assembly.
The device is also provided with a motion device 7, wherein the motion device 7 comprises a driving disc 701, a follow-up tailstock 702 and a bridge plate 703; the driving disc 701 is arranged at one end of the shifting fork assembly combination welding fixture 10, the follow-up tailstock 702 is arranged at the other end of the shifting fork assembly combination welding fixture 10, the bridge plate 703 is perpendicular to the base 3 and is fixedly connected with the base 3, and the bridge plate 703 is used for connecting the driving disc 701 and the follow-up tailstock 702.
When the detection device detects that the forward shift fork assembly and the fifth-sixth shift fork assembly are installed in place, the driving disc 701 is driven by the motor and together with the follow-up tailstock 702 to drive the shift fork assembly combined welding fixture 10 to overturn and change +90 degrees, at the moment, the welding device 5 is started, the laser welding head 501 and the welding wire guide mechanism 502 installed on the laser welding head move to a preset welding seam position together, the laser wire filling welding process is realized, and after the process is completed, the welding device 5 moves back to an initial position.
The timing device is arranged in the moving device, after the preset static duration is reached, the driving disc 701 and the follow-up tailstock 702 are started again to drive the shifting fork assembly combined welding fixture 10 to turn over and change the position by-90 degrees together, at the moment, the welding device 5 is started again, and the laser welding head 501 and the welding wire guiding mechanism 502 move together to the preset welding position to realize the laser wire filling welding process. Therefore, the welding operation of the two workpiece assemblies is completed by one-time clamping and positioning of one set of shared fixture platform in the welding process of the forward gear shifting fork assembly workpiece and the five-six gear shifting fork assembly workpiece.
The working principle is as follows: through the structure design of pertinence, make the shelves of advancing shift fork assembly work piece and five six shelves of shift fork assembly work pieces can be accurately fixed a position, press from both sides tightly, the mistake proofing device that sets up in addition has also further avoided the reverse side installation error that very easily appears in artifical material loading, and the telecontrol equipment can carry out clamping, welding operation simultaneously with two kinds of shift fork assemblies on a platform, has improved shift fork assembly welded precision and efficiency greatly.
It should be understood that the above-described embodiments are merely exemplary of some, and not necessarily all, of the disclosure, and that the drawings illustrate preferred embodiments of the disclosure and do not limit the scope of the disclosure. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the attached drawings of the present application are directly or indirectly applied to other related technical fields, and are within the protection scope of the present application patent.
Claims (9)
1. The utility model provides a shift fork assembly combination welding jig which characterized in that includes: the device comprises a forward gear shifting fork assembly fixture, a fifth-sixth gear shifting fork assembly fixture and a base, wherein the forward gear shifting fork assembly fixture and the fifth-sixth gear shifting fork assembly fixture are fixedly arranged on the base respectively;
the forward gear shifting fork assembly clamp is used for fixing a front forward gear shifting fork assembly of an automobile and comprises a forward gear positioning mechanism and a forward gear locking mechanism; the forward gear positioning mechanism is arranged on the base, and the forward gear locking mechanism is arranged on the forward gear positioning mechanism;
the five-six gear shifting fork assembly fixture is used for fixing a five-six gear shifting fork assembly of an automobile, and comprises a five-six gear positioning mechanism and a five-six gear locking mechanism; the fifth-sixth gear positioning mechanism is arranged on the base and is adjacent to the forward gear positioning mechanism, and the fifth-sixth gear locking mechanism is arranged on the fifth-sixth gear positioning mechanism;
the five-six gear shifting fork assembly fixture is further provided with a mistake-proofing device, the mistake-proofing device comprises a mistake-proofing clamping plate and a mistake-proofing arc-shaped block, the mistake-proofing clamping plate is arranged on the outer side face of the five-six gear positioning mechanism, a clamping tooth corresponding to a side milling notch of a five-six gear shifting fork sleeve of the automobile is arranged on the mistake-proofing clamping plate, and the mistake-proofing arc-shaped block is arranged on the side portion, away from the mistake-proofing clamping plate, of the five-six gear positioning mechanism.
2. The shift fork assembly combination welding jig of claim 1, characterized in that: the forward gear positioning mechanism is provided with a fork frame positioning assembly and a forward gear shifting rod positioning assembly, the fork frame positioning assembly is provided with a fork frame contour block, the fork frame contour block is arranged on the base, and the outer edge of the fork frame contour block is matched with the inner edge of a forward gear fork frame workpiece; the forward shift driving lever positioning assembly comprises a positioning hole bolt, an L-shaped groove block, a first driving lever upright post, a second driving lever upright post and a V-shaped block, the first driving lever upright post is arranged on the base, a first driving lever groove is formed in the top of the driving lever upright post, the V-shaped block is arranged on the driving lever upright post and close to the first driving lever groove, the V-shaped block is provided with a second driving lever groove, the second driving lever groove is an arc surface and is adaptive to an outer arc surface of a forward shift driving lever, the second driving lever upright post is arranged at one end of the first driving lever upright post, the L-shaped groove block is arranged at the top of the second driving lever upright post, a third driving lever groove is formed in the L-shaped groove block, and the positioning hole bolt is arranged on the L-shaped groove block.
3. The shift fork assembly combination welding jig of claim 2, characterized in that: the forward gear locking mechanism comprises a first elbow clamp, a second elbow clamp, a third elbow clamp and an elbow clamp bracket; the elbow presss from both sides the support set up in on the base and with the adjacent setting of fork frame profile modeling piece, first elbow press from both sides and establishes to be arranged in fork frame profile modeling piece is kept away from on the lateral surface of elbow clamp support, the second elbow press from both sides and establishes to be arranged in on the elbow presss from both sides the support, and with first elbow presss from both sides and is located the homonymy, the third elbow presss from both sides and establishes to be arranged in elbow presss from both sides support top.
4. The shift fork assembly combination welding jig of claim 3, characterized in that: the forward gear locking mechanism further comprises a fourth elbow clamp and a fifth elbow clamp, the fourth elbow clamp is arranged at the top of the first deflector rod stand column, and the fifth elbow clamp is arranged at the top of the L-shaped groove block.
5. The shift fork assembly combination welding jig of claim 2, characterized in that: the five-six gear positioning mechanism comprises a positioning bar, a positioning bar base, a five-six gear shifting fork contour block, a jacking cylinder, a guide rail sliding block group and an adjusting screw group; the positioning lever base is arranged on the base and is adjacent to the first deflector rod upright post, the positioning bar is arranged on the side surface of the positioning bar base back to the first deflector rod upright post and is horizontal to the base, the five-six shift fork contour block is arranged on the base, and is specifically positioned below the positioning bar, the jacking cylinder and the five-six shift fork contour block are adjacently arranged on the base, the guide rail sliding block group comprises a guide rail sliding block and a guide rail seat, the guide rail seat is arranged on the side surface of the positioning bar base, and is specifically arranged below the positioning bar, the guide rail slide block is provided with a chute, the chute is adapted to the outer edge of the middle part of the five-six shift fork profiling block, the adjusting screw group is used for adjusting the horizontal height of two fork legs of a fifth-sixth gear shifting fork and is arranged on two side parts of the profile block of the fifth-sixth gear shifting fork.
6. The shift fork assembly combination welding jig of claim 5, characterized in that: the fifth-sixth gear locking mechanism comprises a sixth elbow clamp, an elbow clamp cover plate, a seventh elbow clamp and an eighth elbow clamp; the elbow clamp cover plate is arranged at the top of the positioning rod base, the sixth elbow clamp is arranged on the elbow clamp cover plate far away from the vertical side face of the positioning rod base, and the seventh elbow clamp and the eighth elbow clamp are respectively arranged on the side faces of two side portions of the five-six-gear shifting fork profiling block.
7. A shifting fork assembly combination welding system is characterized by comprising a welding device and the shifting fork assembly combination welding clamp of any one of claims 1-6, wherein the welding device is operated by a manipulator and is arranged above the shifting fork assembly combination welding clamp, and the welding device comprises a welding head and a welding wire guiding mechanism; the welding head and the welding wire guiding and feeding mechanism are arranged side by side, the welding wire guiding and feeding mechanism is used for conveying welding wires, the welding head is used for emitting laser beams, and the welding wires are matched with the forward gear shifting fork assembly workpiece and the fifth and sixth gear shifting fork assembly workpiece to be welded.
8. The fork assembly gang welding system of claim 7, further comprising a detection device, the detection device including a first sensor for detecting the forward fork assembly position and a second sensor for detecting the fifth-sixth fork assembly position.
9. The fork assembly gang welding system of claim 7, further comprising a kinematic assembly, the kinematic assembly including a drive disk, a follower tailstock, and a bridge plate; the driving disc is arranged at one end of the shifting fork assembly combined welding clamp, the follow-up tailstock is arranged at the other end of the shifting fork assembly combined welding clamp, the bridge plate is perpendicular to the base and is fixedly connected with the base, and the bridge plate is used for connecting the driving disc and the follow-up tailstock.
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| CN201910750882.6A CN112388153B (en) | 2019-08-14 | 2019-08-14 | Shifting fork assembly combination welding fixture and shifting fork assembly combination welding system |
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| CN201910750882.6A CN112388153B (en) | 2019-08-14 | 2019-08-14 | Shifting fork assembly combination welding fixture and shifting fork assembly combination welding system |
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| CN112388153B true CN112388153B (en) | 2022-09-23 |
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| CN116618943B (en) * | 2023-07-24 | 2023-10-10 | 象山申达轿车配件有限公司 | Automatic positioning device for welding of clutch shifting fork shaft assembly |
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Effective date of registration: 20220829 Address after: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Applicant after: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Applicant after: Shenzhen Han's Intelligent Welding Equipment Co.,Ltd. Address before: 518000 9 new West Road, North Nanshan District high tech park, Shenzhen, Guangdong Applicant before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Applicant before: HAN'S LASER SMART EQUIPMENT GROUP Co.,Ltd. |
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