CN211196436U - Automatic combination system for suspension assembly - Google Patents

Abstract

The utility model discloses an automatic system that attaches together of suspension assembly, including the chain roller bed mechanism of carrying the suspension assembly, fixed being equipped with in the chain roller bed mechanism with hoist positioning fit's hoist positioning mechanism, chain roller bed mechanism lower extreme fixedly connected with matches the positioning switching mechanism of multiple motorcycle type mounted position, the last fixed connection that is equipped with of positioning switching mechanism the bolt tightening mechanism of suspension assembly and automobile body, the fixed compensation that is equipped with of positioning switching mechanism lower extreme the location automatic compensation mechanism of hoist and hoist positioning mechanism's positioning error, location automatic compensation mechanism lower extreme are equipped with elevating system and travel mechanism respectively. The utility model can automatically compensate the positioning deviation between the suspension assembly and the vehicle body, and can automatically return and center the combination system, thereby improving the positioning precision and the assembly efficiency; the automatic switching mechanism is used for automatically switching the assembly position of the suspension assembly, so that different assembly requirements of various vehicle types are matched.

Description

Automatic combination system for suspension assembly

Technical Field

The utility model relates to an automobile assembling technical field specifically indicates an automatic system that attaches together of suspension assembly.

Background

At present, on a general assembly chassis automobile production assembly line, the front and rear suspension assembly of a chassis is assembled mostly in an AVG assembly and manual tightening mode. The mode has large occupied area, more manual investment and low efficiency. With the rapid development of the automobile industry, the productivity of automobiles is improved, and a chassis assembly line is a link with more processes and more workers in a general assembly workshop, wherein the automation degree of the positioning process and the automatic screwing process of the suspension assembly is particularly outstanding. In the positioning process of the suspension assembly and the vehicle body, the hanger and the vehicle body have deviation in the manufacturing and conveying processes, so that the deviation often exists in the primary positioning of the combining device and the hanger. The position of the AVG tray needs to be continuously adjusted to match with the positioning pin on the lifting appliance, so that the assembly efficiency is low, and the assembly requirements of high automation and high beat are difficult to realize. In addition, because the assembly positions of the suspension assemblies of different vehicle types and the vehicle body screwing holes are different, the positions of the automatic screwing devices need to be switched, and the assembly requirements of high automation and high rhythm can be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of above-mentioned prior art existence, provide an automatic compensation positioning deviation, automatic switch-over assembly position, be applicable to the automatic attached together system of suspension assembly of multiple motorcycle type.

In order to achieve the above object, the utility model provides an automatic attach together system of suspension assembly, including the chain roller bed mechanism of carrying the suspension assembly, the fixed hoist positioning mechanism who is equipped with hoist location coordination in chain roller bed mechanism, its characterized in that: the lower end of the chain type roller bed mechanism is fixedly connected with a positioning switching mechanism matched with installation positions of various vehicle types, the positioning switching mechanism is fixedly provided with a bolt tightening mechanism connected with the suspension assembly and a vehicle body, the lower end of the positioning switching mechanism is fixedly provided with an automatic positioning compensation mechanism for compensating positioning errors of the lifting appliance and the lifting appliance positioning mechanism, and the lower end of the automatic positioning compensation mechanism is respectively provided with a lifting mechanism and a traveling mechanism.

Further, the positioning switching mechanism comprises a longitudinal switching mechanism and a transverse switching mechanism positioned at two ends of the longitudinal switching mechanism, the transverse switching mechanism comprises a fixed seat, the fixed seat is fixedly connected with a transverse driving mechanism, the transverse driving mechanism drives a sliding mechanism to be in transverse sliding fit with the fixed seat through a transverse transmission mechanism, and a bolt tightening mechanism is fixedly arranged on the sliding mechanism; the longitudinal switching mechanism comprises a fixed base, the fixed base is fixedly connected with a longitudinal driving mechanism, the longitudinal driving mechanism drives a movable connecting plate to be in longitudinal sliding fit with the fixed base through a longitudinal transmission mechanism, and the transverse switching mechanism is fixed on the movable connecting plate.

Furthermore, the fixed seat comprises a base, and a transverse sliding rail is arranged on the base; the sliding mechanism comprises a transverse sliding plate, a transverse sliding block is fixedly arranged on the transverse sliding plate, and the transverse sliding block is in sliding fit with the transverse sliding rail.

Furthermore, the transverse driving mechanism comprises a motor mounting seat fixed in the middle of the base, a transverse moving servo motor is fixedly arranged on the motor mounting seat, and an output shaft of the transverse moving servo motor is connected with a gear.

Further, the transverse transmission mechanism comprises two racks, one end of each rack is fixedly connected with a rack fixing seat fixedly arranged on the transverse sliding plate, the other end of each rack is slidably sleeved with a rack guide seat fixed on the motor mounting seat, and the two racks are respectively and reversely meshed with the gears.

Furthermore, a plurality of travel switches are fixedly arranged on the base along the direction of the transverse sliding rail, contact blocks are fixedly arranged on the sliding plate, and the contact blocks are in limit fit with the travel switches.

Further, the fixed base comprises a bottom plate, and a longitudinal slide rail and a limiting baffle are fixedly arranged on the bottom plate; the movable connecting plate comprises a longitudinal sliding plate, a longitudinal sliding block is fixedly arranged on the longitudinal sliding plate, and the longitudinal sliding block is in sliding fit with the longitudinal sliding rail.

Furthermore, the longitudinal driving mechanism comprises a motor fixing seat fixed in the middle of the bottom plate, a pair of longitudinal moving servo motors is fixedly arranged on the motor fixing seat in a reverse direction, and an output shaft of each longitudinal moving servo motor is connected with a coupler.

Further, the longitudinal transmission mechanism comprises a screw rod, one end of the screw rod is fixedly connected with the coupler, the other end of the screw rod is fixedly arranged on the support seat bearing on the bottom plate, and the middle part of the screw rod is in threaded fit with a nut fixedly arranged at the bottom of the longitudinal sliding plate.

Furthermore, the positioning automatic compensation mechanism comprises a transverse compensation mechanism, a longitudinal compensation mechanism and an angle compensation mechanism which are arranged in an up-down layered manner, the transverse compensation mechanism comprises a transverse moving fixing seat and a transverse moving assembly which are matched with each other in a sliding manner, and a transverse moving limiting assembly and a transverse returning assembly are fixedly arranged between the transverse moving fixing seat and the transverse moving assembly; the longitudinal compensation mechanism comprises a longitudinal movement fixing seat and a longitudinal movement assembly which are mutually matched in a sliding manner, and a longitudinal movement limiting assembly and a longitudinal return assembly are fixedly arranged between the longitudinal movement fixing seat and the longitudinal movement assembly; the angle compensation mechanism comprises a rotating fixed seat and a rotating assembly which are mutually matched in a rotating mode, and an angle limiting assembly and an angle returning assembly are fixedly arranged between the rotating fixed seat and the rotating assembly.

Further, the transverse moving fixing seat comprises a transverse moving bottom plate, a transverse moving sliding block is fixedly arranged at the upper end of the transverse moving bottom plate, the transverse moving assembly comprises a transverse moving plate, a transverse moving sliding rail is fixedly arranged at the lower end of the transverse moving plate, and the transverse moving sliding rail is in sliding fit with the transverse moving sliding block.

Further, the transverse return assembly comprises a pair of transverse return air cylinders fixed at the upper end of the transverse moving bottom plate, the transverse return air cylinders are reversely arranged in the transverse direction, a transverse return limiting pin is fixedly connected to a piston rod of each transverse return air cylinder, a transverse return limiting seat is fixedly connected to the lower end of the transverse moving plate, and the transverse return limiting pins are in limiting butt joint with the transverse return limiting seats when the piston rods of the transverse return air cylinders extend.

Furthermore, the transverse moving limiting assembly comprises a transverse moving collision block fixedly arranged at the upper end of the transverse moving bottom plate and a pair of transverse moving collision block limiting seats fixedly arranged at the lower end of the transverse moving plate, and the transverse moving collision block limiting seats are positioned at the two transverse sides of the transverse moving collision block.

Furthermore, the longitudinal moving fixing seat comprises a longitudinal moving bottom plate, a longitudinal moving sliding block is fixedly arranged at the upper end of the longitudinal moving bottom plate, the longitudinal moving assembly comprises a longitudinal moving sliding rail fixedly arranged at the lower end of the transverse moving bottom plate, and the longitudinal moving sliding rail is in sliding fit with the longitudinal moving sliding block.

Further, the longitudinal return assembly comprises a pair of longitudinal return cylinders fixed at the upper end of the longitudinal return bottom plate, the longitudinal return cylinders are reversely arranged in the longitudinal direction, a piston rod of each longitudinal return cylinder is fixedly connected with a longitudinal return limiting pin, a longitudinal return limiting seat is fixedly connected at the lower end of the transverse return bottom plate, and the longitudinal return limiting pins are in limiting butt joint with the longitudinal return limiting seats when the piston rods of the longitudinal return cylinders extend.

Furthermore, the longitudinal movement limiting assembly comprises a longitudinal movement collision block fixedly arranged at the upper end of the longitudinal movement bottom plate, and a pair of longitudinal movement collision block limiting seats fixedly arranged at the lower end of the transverse movement bottom plate, and the longitudinal movement collision block limiting seats are positioned at the two longitudinal sides of the longitudinal movement collision block.

Furthermore, the rotating fixing seat comprises a rotating fixing plate, a central shaft is fixedly arranged at the upper end of the rotating fixing plate, the rotating assembly comprises a bearing seat fixedly arranged at the lower end of the longitudinal moving bottom plate, a bearing is fixedly arranged in the bearing seat, and the central shaft is in running fit with the bearing.

Further, angle return subassembly is including fixing vertical cylinder on the rotation fixed plate, the piston rod of vertical cylinder is connected with the locating pin, the locating pin upper end is the toper, still including fixing indulge the spacing axle sleeve of moving the bottom plate lower extreme, spacing axle sleeve lower extreme is opened there is the toper recess, the locating pin upper end with the spacing butt of toper recess.

Furthermore, the angle limiting assembly comprises angle limiting baffles fixedly arranged at the upper end of the rotating fixing plate, the angle limiting baffles are distributed on two sides of the limiting shaft sleeve, and a limiting adjusting bolt is horizontally connected to the angle limiting baffles through threads.

Further, the chain type roller bed mechanism comprises a rack, a driving motor is fixedly arranged on the rack, the driving motor is connected with a chain wheel through an output shaft, the chain wheel is in transmission with the chain, a tray positioning pin is fixedly arranged on the rack, and guide wheels in limit fit with the suspension assembly are symmetrically arranged on the rack and positioned on two sides of the chain.

Furthermore, the lifting appliance positioning mechanism comprises a jacking cylinder, a piston rod of the jacking cylinder is connected with a lifting appliance positioning shaft sleeve, a lifting appliance positioning groove is formed in the upper end of the lifting appliance positioning shaft sleeve, and the inner wall of the lifting appliance positioning groove is a conical surface; the lower end of the lifting appliance is fixedly provided with a lifting appliance positioning pin, and the lifting appliance positioning pin is in limit fit with the lifting appliance positioning groove.

The utility model has the advantages as follows:

1. and automatically compensating the positioning deviation and automatically returning and centering. Under the drive of the positioning deviation of the suspension assembly and the vehicle body, the device can automatically realize the position adjustment in all directions in the transverse direction, the longitudinal direction and the horizontal circumferential direction, eliminate the positioning deviation, realize the automatic return to the initial position through the return components in all directions, and improve the positioning precision and the assembly efficiency.

2. Automatic switching assembly position, adaptation different motorcycle types. The utility model discloses a horizontal switching mechanism makes bolt tightening mechanism move along horizontal bilateral symmetry, and fixes a position the assembly position of different motorcycle types through stroke stop gear, makes bolt tightening mechanism move along vertical both sides through vertical switching mechanism to fix a position according to the assembly position of different motorcycle types. A set of bolt tightening mechanism can assemble multiple different motorcycle types like this, and the switching process has improved assembly efficiency through servo motor automatic control.

Drawings

Fig. 1 is a front view of the structure of the automatic attaching system of the present invention.

FIG. 2 is a schematic structural view of the suspension assembly when assembled with a vehicle body.

Fig. 3 is a perspective view of the positioning switching mechanism.

Fig. 4 is a perspective view of the lateral switching mechanism.

Fig. 5 is a plan view of the lateral switching mechanism.

Fig. 6 is a perspective view of the longitudinal switching mechanism.

Fig. 7 is a plan view of the longitudinal switching mechanism.

Fig. 8 is a perspective view of the positioning automatic compensating mechanism.

Fig. 9 is a top view of the lateral compensation mechanism.

Fig. 10 is a top view of the longitudinal compensation mechanism.

Fig. 11 is a perspective view of the angle compensation mechanism.

Fig. 12 is a view taken along direction a in fig. 11.

Fig. 13 is a view taken along direction B in fig. 11.

Fig. 14 is a schematic structural diagram of the cooperation of the spreader and the spreader positioning mechanism.

FIG. 15 is a top view of the chain roller bed mechanism.

The components in the figures are numbered as follows: the positioning switching mechanism 1, the transverse switching mechanism 100, the base 101, the transverse slide rail 102, the transverse slide plate 103, the transverse slide block 104, the rack fixing seat 105, the motor mounting seat 106, the transverse servo motor 107, the gear 108, the rack 109, the rack guide seat 110, the bolt tightening mechanism 111, the travel switch 112, the contact block 113, the longitudinal switching mechanism 200, the base plate 201, the longitudinal slide rail 202, the limit baffle 203, the longitudinal slide plate 204, the longitudinal slide block 205, the motor fixing seat 206, the longitudinal movement servo motor 207, the coupling 208, the lead screw 209, the nut 210, the support seat 211, the positioning automatic compensation mechanism 2, the transverse compensation mechanism 300, the transverse moving plate 301, the transverse slide rail 302, the transverse movement base plate 303, the transverse movement slide block 304, the transverse movement return cylinder 305, the transverse movement return limit pin 306, the transverse movement return limit seat 307, the transverse movement collision block 308, the transverse movement collision block limit seat 309, the, The lifting device comprises a longitudinal moving base plate 403, a longitudinal moving slide block 404, a longitudinal moving return cylinder 405, a longitudinal moving return limit pin 406, a longitudinal moving return limit seat 407, a longitudinal moving collision block 408, a longitudinal moving collision block limit seat 409, an angle compensation mechanism 500, a rotary fixing plate 501, a central shaft 502, a bearing seat 503, a bearing 504, a bearing cover 505, a positioning pin 506, a vertical cylinder 507, a guide sleeve 508, a limit shaft sleeve 509, a conical groove 510, an angle limit baffle 511, a limit adjusting bolt 512, a suspension assembly 3, a tray 4, a vehicle body 5, a lifting appliance 6, a lifting appliance positioning pin 601, a chain roller bed mechanism 7, a rack 701, a driving motor 702, a chain wheel 703, a chain 704, a guide wheel 705, a tray positioning pin 706, a lifting appliance positioning mechanism 8, a jacking cylinder 801, a lifting appliance positioning shaft sleeve 802, a lifting appliance positioning groove 803, a lifting mechanism 9 and.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the scope of the present invention.

Referring to fig. 1 to 2, an automatic attaching system for suspension assemblies, in which the width direction of a vehicle is taken as the lateral direction, the length direction of the automobile is taken as the longitudinal direction, the automobile comprises a chain type roller bed mechanism 7 for conveying a suspension assembly 3, the lower end of the suspension assembly 3 is also provided with a tray 4, a lifting appliance positioning mechanism 8 which is matched with the lifting appliance 6 in a positioning way is fixedly arranged on the chain type roller bed mechanism 7, the lower end of the chain type roller bed mechanism 7 is fixedly connected with a positioning switching mechanism 1 matched with the installation positions of various vehicle types, a bolt tightening mechanism 111 for connecting the suspension assembly 3 and the vehicle body 5 is fixedly arranged on the positioning and switching mechanism 1, the lower end of the positioning switching mechanism 1 is fixedly provided with a positioning automatic compensation mechanism 2 for compensating the positioning error of the lifting appliance 6 and the lifting appliance positioning mechanism 8, the lower end of the positioning automatic compensation mechanism 2 is sequentially provided with a lifting mechanism 9 and a moving mechanism 10.

In the above technical solution, as shown in fig. 3 to 7, the positioning switching mechanism includes a longitudinal switching mechanism 200 and a transverse switching mechanism 100 located at two ends of the longitudinal switching mechanism 200, the transverse switching mechanism 100 includes a fixed seat, the fixed seat is fixedly connected with a transverse driving mechanism, the transverse driving mechanism drives the sliding mechanism to slide transversely with the fixed seat through a transverse transmission mechanism, and the sliding mechanism is fixedly provided with a bolt tightening mechanism 111; the longitudinal switching mechanism 200 includes a fixed base, the fixed base is fixedly connected with a longitudinal driving mechanism, the longitudinal driving mechanism drives the movable connection plate to be longitudinally matched with the fixed base in a sliding manner through a longitudinal transmission mechanism, and the transverse switching mechanism 100 is fixed on the movable connection plate. The utility model discloses a horizontal switching mechanism makes bolt tightening mechanism move along horizontal bilateral symmetry, and fixes a position the assembly position of different motorcycle types through stroke stop gear, makes bolt tightening mechanism move along vertical both sides through vertical switching mechanism to fix a position according to the assembly position of different motorcycle types. A set of bolt tightening mechanism can assemble multiple different motorcycle types like this, has improved assembly efficiency.

In the above technical solution, the fixing base includes a base 101, and a transverse slide rail 102 is provided on the base 101; the sliding mechanism comprises a transverse sliding plate 103, a transverse sliding block 104 is fixedly arranged on the transverse sliding plate 103, and the transverse sliding block 104 is in sliding fit with the transverse sliding rail 102. Thus, the sliding mechanism drives the bolt tightening mechanism to slide transversely relative to the fixed seat.

In the technical scheme, the transverse driving mechanism comprises a motor mounting seat 106 fixed in the middle of the base 101, a transverse moving servo motor 107 is fixedly arranged on the motor mounting seat 106, and an output shaft of the transverse moving servo motor 107 is connected with a gear 108; the transverse transmission mechanism comprises two racks 109, one end of each rack 109 is fixedly connected with a rack fixing seat 105 fixedly arranged on the transverse sliding plate 103, the other end of each rack 109 is slidably sleeved with a rack guide seat 110 fixed on the motor mounting seat 106, and the two racks 109 are respectively and reversely meshed with the gear 108. Therefore, the transverse servo motor drives the gear and the rack to be meshed to enable the sliding mechanism to symmetrically slide towards the two transverse sides relative to the fixed seat, and the transverse mounting holes in the suspension assembly are symmetrically arranged in the transverse direction, so that the positions of the bolt tightening mechanism and the transverse mounting holes can be completely matched through one set of transverse driving mechanism.

In the above technical solution, the base 101 is fixedly provided with a plurality of travel switches 112 along the direction of the transverse slide rail 102, each travel switch 112 corresponds to a mounting position of a transverse mounting hole of a vehicle type suspension assembly, the sliding plate 103 is fixedly provided with a contact block 113, and the contact block 113 is in limit fit with the travel switches 112. Therefore, the sliding speed and the stroke are controlled by the transverse moving servo motor, and when the contact block is contacted with a stroke switch of a vehicle type to be installed, the controller controls the transverse moving servo motor to stop working, so that transverse positioning is completed.

In the above technical solution, the fixed base includes a bottom plate 201, and a longitudinal slide rail 202 and a limit baffle 203 are fixedly arranged on the bottom plate 201; the movable connecting plate comprises a longitudinal sliding plate 204, a longitudinal sliding block 205 is fixedly arranged on the longitudinal sliding plate 204, and the longitudinal sliding block 205 is in sliding fit with the longitudinal sliding rail 202. Therefore, the movable connecting plate drives the whole transverse switching mechanism to longitudinally slide relative to the fixed base, and the limit stop limits the longitudinal maximum displacement of the movable connecting plate.

In the above technical solution, the longitudinal driving mechanism includes a motor fixing seat 206 fixed in the middle of the bottom plate 201, a pair of longitudinal movement servo motors 207 is fixed on the motor fixing seat 206 in a reverse direction, and an output shaft of the longitudinal movement servo motor 207 is connected with a coupling 208; the longitudinal transmission mechanism comprises a screw rod 209, one end of the screw rod 209 is fixedly connected with the coupler 208, the other end of the screw rod 209 is in bearing connection with a supporting seat 211 fixedly arranged on the bottom plate 201, and the middle part of the screw rod 209 is in threaded fit with a nut 210 fixedly arranged at the bottom of the longitudinal sliding plate 204. Therefore, the pair of longitudinal movement servo motors arranged in the opposite direction respectively drive the pair of screw rods to rotate in the opposite direction, the longitudinal sliding plates are driven to slide along the longitudinal two sides through the matching of the screw rods and the nuts, and the longitudinal mounting holes in the suspension assembly are arranged asymmetrically in the longitudinal direction, so that the positioning of the bolt tightening mechanism in the longitudinal direction is controlled through the two sets of longitudinal driving mechanisms respectively, and the bolt tightening mechanism is matched with the longitudinal mounting holes in the suspension assembly in position.

In the above technical solution, as shown in fig. 8 to 13, the positioning automatic compensation mechanism includes a transverse compensation mechanism 300, a longitudinal compensation mechanism 400 and an angle compensation mechanism 500, which are fixedly connected in sequence from top to bottom, the transverse compensation mechanism 300 includes a transverse moving fixing seat and a transverse moving component, which are slidably engaged with each other, and a transverse moving limiting component and a transverse returning component are further fixedly arranged between the transverse moving fixing seat and the transverse moving component; the longitudinal compensation mechanism 400 comprises a longitudinal movement fixing seat and a longitudinal movement component which are mutually matched in a sliding manner, and a longitudinal movement limiting component and a longitudinal return component are fixedly arranged between the longitudinal movement fixing seat and the longitudinal movement component; the angle compensation mechanism 500 comprises a rotary fixed seat and a rotary component which are mutually matched in a rotating way, and an angle limiting component and an angle returning component are fixedly arranged between the rotary fixed seat and the rotary component. Like this, this device can realize position control in all directions in horizontal, vertical and horizontal circumference, eliminates positioning deviation, and position control's range in all directions can be restricted to the spacing subassembly of all directions, and the return subassembly of all directions realizes self return to initial position, has improved positioning accuracy and assembly efficiency.

In the above technical solution, as shown in fig. 14, the lifting device positioning mechanism 8 includes a lifting cylinder 801, a piston rod of the lifting cylinder 801 is connected to a lifting device positioning shaft sleeve 802, a lifting device positioning groove 803 is formed at an upper end of the lifting device positioning shaft sleeve 802, and an inner wall of the lifting device positioning groove 803 is a conical surface; the lower end of the hanger 6 is fixedly provided with a hanger positioning pin 601, and the hanger positioning pin 601 is in limit fit with the hanger positioning groove 803. Thus, when the automatic suspension assembly combining system conveys the suspension assembly to the position under the vehicle body, the initial positioning is firstly carried out, then the jacking cylinder jacks the positioning shaft sleeve of the sling, if the positioning of the suspension assembly has smaller deviation in the transverse, longitudinal or horizontal circumferential directions, the lower end of the positioning pin of the sling cannot be completely matched with the positioning groove of the sling, the positioning pin of the sling is abutted against the conical surface of the positioning groove of the fishing tackle and drives the components in the positioning mechanism of the fishing tackle and the automatic positioning compensation mechanism corresponding to the deviation directions to reversely move until the lower end of the positioning pin of the sling is completely matched with the positioning groove of the sling, after the combination of the suspension assembly is completed, the piston rod of the jacking cylinder contracts to enable the positioning mechanism of the fishing tackle and the sling to be released from positioning, and then the automatic return to the initial position is realized through the return components in all directions, thus, the, the positioning accuracy is high, and the efficiency is improved.

In the technical scheme, the transverse moving fixing seat comprises a transverse moving bottom plate 303, a transverse moving slider 304 is fixedly arranged at the upper end of the transverse moving bottom plate 303, the transverse moving assembly comprises a transverse moving plate 301, a transverse moving slide rail 302 is fixedly arranged at the lower end of the transverse moving plate 301, and the transverse moving slide rail 302 is in sliding fit with the transverse moving slider 304; the transverse moving limiting assembly comprises a transverse moving collision block 308 fixedly arranged at the upper end of the transverse moving bottom plate 303, and a pair of transverse moving collision block limiting seats 309 fixedly arranged at the lower end of the transverse moving plate 301, wherein the transverse moving collision block limiting seats 309 are positioned at the two transverse sides of the transverse moving collision block 308. Thus, if the suspension assembly and the vehicle body have transverse positioning deviation, under the matching driving force of the hanger positioning pin and the hanger positioning groove, the transverse moving plate 301 drives the suspension assembly to move in the reverse direction of the deviation, so that the hanger positioning pin and the hanger positioning groove are completely matched in the transverse direction; and the transverse maximum displacement of the transverse moving plate is restrained by the limiting matching of the transverse collision block and the transverse collision block limiting seats at the two sides.

In the above technical solution, the transverse return assembly includes a pair of transverse return cylinders 305 fixed on the upper end of the transverse bottom plate 303, the transverse return cylinders 305 are arranged in the transverse direction, a piston rod of the transverse return cylinder 305 is fixedly connected with a transverse return limiting pin 306, the lower end of the transverse moving plate 301 is fixedly connected with a transverse return limiting seat 307, the transverse return limiting pin 306 is in limit abutment with the transverse return limiting seat 307 when the piston rod of the transverse return cylinder 305 extends, and the distance between the transverse return limiting pin 306 and the transverse return limiting seat 307 is equal to the distance between the transverse collision block 308 and the transverse collision block limiting seat 309. Therefore, when the suspension assembly is combined with the vehicle body, the sling positioning pin is separated from the sling positioning groove, the piston rods of the pair of transverse moving return cylinders drive the transverse moving return limiting pins to move towards the transverse moving return limiting seats and abut against and cooperate with the transverse moving return limiting seats, and the transverse moving plate returns to the initial position.

In the above technical solution, the longitudinal movement fixing seat includes a longitudinal movement base plate 403, a longitudinal movement sliding block 404 is fixedly arranged at the upper end of the longitudinal movement base plate 403, the longitudinal movement assembly includes a longitudinal movement sliding rail 402 fixedly arranged at the lower end of the traverse movement base plate 303, and the longitudinal movement sliding rail 402 is in sliding fit with the longitudinal movement sliding block 404; the longitudinal movement limiting assembly comprises a longitudinal movement collision block 408 fixedly arranged at the upper end of the longitudinal movement bottom plate 403, and further comprises a pair of longitudinal movement collision block limiting seats 409 fixedly arranged at the lower end of the transverse movement bottom plate 303, wherein the longitudinal movement collision block limiting seats 409 are positioned at the longitudinal two sides of the longitudinal movement collision block 308. The automatic compensation process of the longitudinal compensation mechanism is consistent with that of the transverse compensation mechanism.

In the above technical solution, the longitudinal returning assembly includes a pair of longitudinal moving returning cylinders 405 fixed on the upper end of the longitudinal moving base plate 403, the longitudinal moving returning cylinders 405 are arranged in a reverse direction in the longitudinal direction, a piston rod of the longitudinal moving returning cylinder 405 is fixedly connected with a longitudinal moving returning limiting pin 406, the lower end of the transverse moving base plate 303 is fixedly connected with a longitudinal moving returning limiting seat 407, and the longitudinal moving returning limiting pin 406 is in limit abutment with the longitudinal moving returning limiting seat 407 when the piston rod of the longitudinal moving returning cylinder 405 extends. The return process of the longitudinal movement return assembly is consistent with that of the transverse movement return assembly.

In the above technical solution, the rotating fixing base includes a rotating fixing plate 501, a central shaft 502 is fixedly arranged at the upper end of the rotating fixing plate, the rotating assembly includes a bearing seat 503 fixedly arranged at the lower end of the longitudinal moving base plate 403, the upper end of the bearing seat is sealed by a bearing cover 505, a bearing 504 is fixed in the bearing seat 503, and the central shaft 502 is rotatably matched with the bearing 504; the angle limiting assembly comprises angle limiting baffle plates 511 fixedly arranged at the upper end of the rotary fixing plate 501, the angle limiting baffle plates 511 are distributed on two sides of a limiting shaft sleeve 509, and limiting adjusting bolts 512 are connected to the angle limiting baffle plates 511 through horizontal threads. Therefore, if a certain deviation angle exists between the suspension assembly and the vehicle body in the horizontal circumferential direction, under the matching driving force of the hanger positioning pin and the hanger positioning groove, the longitudinal moving bottom plate and the bearing seat rotate reversely relative to the rotating fixed plate and the central shaft by the corresponding deviation angle together, so that the hanger positioning pin and the hanger positioning groove are completely matched in the transverse direction; the rotation of the longitudinal moving bottom plate drives the limiting shaft sleeve to rotate, the angle limiting baffle plate limits the rotating angle range of the limiting shaft sleeve, and the angle range can be adjusted through the limiting adjusting bolt.

Among the above-mentioned technical scheme, angle return subassembly is including fixing the vertical cylinder 507 on rotating fixed plate 501, and the piston rod of vertical cylinder 506 is connected with locating pin 506, and locating pin 506 overcoat has the uide bushing 508 of fixing on fixed plate 501, and locating pin 506 upper end is the toper, still including fixing the spacing axle sleeve 509 at the bottom of the base plate 403 that moves longitudinally, and spacing axle sleeve 509 lower extreme is opened there is tapered groove 510, and locating pin 506 upper end and the spacing butt of tapered groove 510. Therefore, when the suspension assembly is combined with the vehicle body, the sling positioning pin is separated from the sling positioning groove, and because the horizontal circumferential angle deviation exists between the rotating fixed plate and the longitudinal moving bottom plate, the vertical cylinder pushes the positioning pin to be firstly abutted against the wall surface of the conical groove of the limiting shaft sleeve and generate a horizontal circumferential component force, so that the longitudinal moving bottom plate rotates to a corresponding angle in the reverse direction of the angle deviation, and the longitudinal moving bottom plate returns to the initial position.

In the above technical solution, as shown in fig. 15, the chain type roller bed mechanism 7 includes a frame 701, a driving motor 702 is fixedly disposed on the frame 701, the driving motor 702 is connected with a chain wheel 703 through an output shaft, the chain wheel 703 is in chain transmission with a chain 704, a tray positioning pin 706 is fixedly disposed on the frame 701, and guide wheels 705 that are in limit fit with the suspension assembly 3 are symmetrically disposed on the frame 701 at two sides of the chain 704. Like this, driving motor passes through the sprocket and drives chain drive, and tray and suspension assembly have been placed to the chain upper end, and after the suspension assembly was installed from the partial shipment district to the tray, the chain drove the tray and carries the chain roller bed mechanism directly over and through the location of tray locating pin from the partial shipment district through the leading wheel, carries out assembly process on next step.

The utility model discloses an automatic attach together system of suspension assembly attaches together the process as follows:

1. and returning the positioning automatic compensation mechanism, after the assembly of the suspension assembly of the previous vehicle type is completed, removing the positioning of the lifting appliance positioning mechanism and the lifting appliance, integrally descending the assembly system through the lifting mechanism, and returning the transverse moving plate, the transverse moving bottom plate and the longitudinal moving bottom plate to the initial positions before the positioning compensation through the transverse return assembly, the longitudinal return assembly and the angle return assembly respectively, so that the chain type roller bed mechanism and the lifting appliance positioning mechanism at the upper end of the positioning automatic compensation mechanism return to the initial positions before the positioning compensation.

2. The suspension assembly of the next vehicle type is delivered, the chain type roller bed mechanism is moved to a suspension assembly receiving position through the traveling device, then the tray is driven by the chain to move to a suspension assembly split-charging area from the position right above the chain type roller bed mechanism, the split-charging suspension assembly is placed on the tray and is conveyed to the position right above the chain type roller bed mechanism through the chain, and then the chain type roller bed mechanism is moved to the position right below a vehicle body through the traveling device.

3. The positioning adjustment of the suspension assembly, after the body to be assembled is conveyed to the designated position by the lifting appliance on the production line, the suspension assembly is attached to the vehicle body through the lifting device lifting chain type roller bed mechanism, the lifting appliance positioning mechanism, the positioning automatic compensation mechanism and the positioning switching mechanism, the positioning deviation direction and deviation amount of the suspension assembly and the vehicle body are embodied through the positioning matching of the lifting appliance positioning mechanism and the lifting appliance positioning pin, under the action of the jacking force of the jacking cylinder, the sling positioning pin exerts reverse acting force in the corresponding deviation direction on the sling positioning shaft sleeve, meanwhile, the transverse moving return cylinder, the longitudinal moving return cylinder and the vertical cylinder are controlled to retract the piston rod, so that the transverse moving plate, the transverse moving bottom plate and the longitudinal moving bottom plate move in corresponding directions under the reverse acting force, therefore, the hanger positioning pin is completely matched with the hanger positioning groove, and the suspension assembly and the vehicle body are accurately positioned.

4. The suspension assembly is fixedly assembled with the automobile body, the position of a mounting hole of the suspension assembly is determined according to the information of the automobile type to be assembled, then the position of a bolt tightening mechanism is adjusted through a transverse switching mechanism and a longitudinal switching mechanism, the position of the bolt tightening mechanism corresponds to the position of the mounting hole of the suspension assembly, the bolt tightening mechanism fixedly assembles the suspension assembly with the automobile body, one-time assembling is completed, and finally the step 1-the step 4 are repeated.

Claims (21)

1. The utility model provides an automatic combination system of suspension assembly, is including chain roller bed mechanism (7) of carrying suspension assembly (3), fixed hoist positioning mechanism (8) that are equipped with and hoist (6) location coordination on chain roller bed mechanism (7), its characterized in that: chain roller bed mechanism (7) lower extreme fixedly connected with matches positioning switching mechanism (1) of multiple motorcycle type mounted position, the fixed connection that is equipped with on positioning switching mechanism (1) suspension assembly (3) and bolt tightening mechanism (111) of automobile body (5), positioning switching mechanism (1) lower extreme is fixed to be equipped with the compensation hoist (6) with location automatic compensation mechanism (2) of the positioning error of hoist positioning mechanism (8), location automatic compensation mechanism (2) lower extreme is equipped with elevating system (9) and migratory mechanism (10) respectively.

2. The automated suspension assembly combination system of claim 1, wherein: the positioning switching mechanism (1) comprises a longitudinal switching mechanism (200) and transverse switching mechanisms (100) positioned at two ends of the longitudinal switching mechanism (200), each transverse switching mechanism (100) comprises a fixed seat, each fixed seat is fixedly connected with a transverse driving mechanism, each transverse driving mechanism drives a sliding mechanism to be in transverse sliding fit with the corresponding fixed seat through a transverse transmission mechanism, and each sliding mechanism is fixedly provided with a bolt tightening mechanism (111); the longitudinal switching mechanism (200) comprises a fixed base, the fixed base is fixedly connected with a longitudinal driving mechanism, the longitudinal driving mechanism drives a movable connecting plate to be in longitudinal sliding fit with the fixed base through a longitudinal transmission mechanism, and the transverse switching mechanism (100) is fixed on the movable connecting plate.

3. The automated suspension assembly attachment system of claim 2, wherein: the fixing seat comprises a base (101), and a transverse sliding rail (102) is arranged on the base (101); the sliding mechanism comprises a transverse sliding plate (103), a transverse sliding block (104) is fixedly arranged on the transverse sliding plate (103), and the transverse sliding block (104) is in sliding fit with the transverse sliding rail (102).

4. The automated assembly attachment system of claim 3, wherein: the transverse driving mechanism comprises a motor mounting seat (106) fixed in the middle of the base (101), a transverse moving servo motor (107) is fixedly arranged on the motor mounting seat (106), and an output shaft of the transverse moving servo motor (107) is connected with a gear (108).

5. The automated suspension assembly combination system of claim 4, wherein: the transverse transmission mechanism comprises two racks (109), one end of each rack (109) is fixedly connected with a rack fixing seat (105) fixedly arranged on the transverse sliding plate (103), the other end of each rack is slidably sleeved with a rack guide seat (110) fixed on the motor mounting seat (106), and the two racks (109) are reversely meshed with the gear (108) respectively.

6. The automated suspension assembly combination system of claim 5, wherein: a plurality of travel switches (112) are fixedly arranged on the base (101) along the direction of the transverse sliding rail (102), a contact block (113) is fixedly arranged on the sliding plate (103), and the contact block (113) is in limit fit with the travel switches (112).

7. The automated suspension assembly attachment system of claim 2, wherein: the fixed base comprises a bottom plate (201), and a longitudinal slide rail (202) and a limit baffle (203) are fixedly arranged on the bottom plate (201); the movable connecting plate comprises a longitudinal sliding plate (204), a longitudinal sliding block (205) is fixedly arranged on the longitudinal sliding plate (204), and the longitudinal sliding block (205) is in sliding fit with the longitudinal sliding rail (202).

8. The automated suspension assembly combination system of claim 7, wherein: the longitudinal driving mechanism comprises a motor fixing seat (206) fixed in the middle of the bottom plate (201), a pair of longitudinal movement servo motors (207) is fixedly arranged on the motor fixing seat (206) in the reverse direction, and output shafts of the longitudinal movement servo motors (207) are connected with a coupler (208).

9. The automated suspension assembly combination system of claim 8, wherein: the longitudinal transmission mechanism comprises a screw rod (209), one end of the screw rod (209) is fixedly connected with the coupler (208), the other end of the screw rod is fixedly arranged on a support seat (211) on the bottom plate (201) and is connected with a bearing, and the middle part of the screw rod (209) is fixedly arranged on a nut (210) at the bottom of the longitudinal sliding plate (204) in a threaded fit mode.

10. The automated suspension assembly combination system of claim 1, wherein: the positioning automatic compensation mechanism (2) comprises a transverse compensation mechanism (300), a longitudinal compensation mechanism (400) and an angle compensation mechanism (500) which are arranged in an up-down layered mode, the transverse compensation mechanism (300) comprises a transverse moving fixing seat and a transverse moving assembly which are in sliding fit with each other, and a transverse moving limiting assembly and a transverse returning assembly are fixedly arranged between the transverse moving fixing seat and the transverse moving assembly; the longitudinal compensation mechanism (400) comprises a longitudinal movement fixing seat and a longitudinal movement assembly which are mutually matched in a sliding manner, and a longitudinal movement limiting assembly and a longitudinal return assembly are fixedly arranged between the longitudinal movement fixing seat and the longitudinal movement assembly; the angle compensation mechanism (500) comprises a rotating fixed seat and a rotating assembly which are mutually matched in a rotating mode, and an angle limiting assembly and an angle returning assembly are fixedly arranged between the rotating fixed seat and the rotating assembly.

11. The automated suspension assembly combination system of claim 10, wherein: the transverse moving fixing seat comprises a transverse moving base plate (303), a transverse moving sliding block (304) is fixedly arranged at the upper end of the transverse moving base plate (303), the transverse moving assembly comprises a transverse moving plate (301), a transverse moving sliding rail (302) is fixedly arranged at the lower end of the transverse moving plate (301), and the transverse moving sliding rail (302) is in sliding fit with the transverse moving sliding block (304).

12. The automated suspension assembly attachment system of claim 11, wherein: the transverse return assembly comprises a pair of transverse return cylinders (305) fixed to the upper end of the transverse moving bottom plate (303), the transverse return cylinders (305) are arranged in the transverse direction in the reverse direction, a transverse return limiting pin (306) is fixedly connected to a piston rod of each transverse return cylinder (305), a transverse return limiting seat (307) is fixedly connected to the lower end of the transverse moving plate (301), and the transverse return limiting pins (306) are in limit abutting connection with the transverse return limiting seats (307) when the piston rod of each transverse return cylinder (305) extends.

13. The automated suspension assembly combination system of claim 12, wherein: the transverse moving limiting assembly comprises a transverse moving collision block (308) fixedly arranged at the upper end of the transverse moving bottom plate (303), and further comprises a pair of transverse moving collision block limiting seats (309) fixedly arranged at the lower end of the transverse moving plate (301), and the transverse moving collision block limiting seats (309) are located on the two transverse sides of the transverse moving collision block (308).

14. The automated suspension assembly combination system of claim 13, wherein: the longitudinal moving fixing seat comprises a longitudinal moving base plate (403), a longitudinal moving sliding block (404) is fixedly arranged at the upper end of the longitudinal moving base plate (403), the longitudinal moving assembly comprises a longitudinal moving sliding rail (402) fixedly arranged at the lower end of the transverse moving base plate (303), and the longitudinal moving sliding rail (402) is in sliding fit with the longitudinal moving sliding block (404).

15. The automated suspension assembly combination system of claim 14, wherein: the longitudinal return assembly comprises a pair of longitudinal return cylinders (405) fixed to the upper end of the longitudinal return base plate (403), the longitudinal return cylinders (405) are reversely arranged in the longitudinal direction, longitudinal return limiting pins (406) are fixedly connected to piston rods of the longitudinal return cylinders (405), longitudinal return limiting seats (407) are fixedly connected to the lower end of the transverse return base plate (303), and the longitudinal return limiting pins (406) are in limit abutting connection with the longitudinal return limiting seats (407) when piston rods of the longitudinal return cylinders (405) extend.

16. The automated suspension assembly combination system of claim 15, wherein: the longitudinal movement limiting assembly comprises a longitudinal movement collision block (408) fixedly arranged at the upper end of the longitudinal movement bottom plate (403), and further comprises a pair of longitudinal movement collision block limiting seats (409) fixedly arranged at the lower end of the transverse movement bottom plate (303), wherein the longitudinal movement collision block limiting seats (409) are positioned at two longitudinal sides of the longitudinal movement collision block (408).

17. The automated suspension assembly combination system of claim 16, wherein: the rotary fixing seat comprises a rotary fixing plate (501), a central shaft (502) is fixedly arranged at the upper end of the rotary fixing plate, the rotary assembly comprises a bearing seat (503) fixedly arranged at the lower end of the longitudinal moving base plate (403), a bearing (504) is fixedly arranged in the bearing seat (503), and the central shaft (502) is in rotary fit with the bearing (504).

18. The automated suspension assembly combination system of claim 17, wherein: the angle return subassembly is including fixing vertical cylinder (507) on rotation fixed plate (501), the piston rod of vertical cylinder (507) is connected with locating pin (506), locating pin (506) upper end is the toper, still including fixing indulge spacing axle sleeve (509) that moves bottom plate (403) lower extreme, spacing axle sleeve (509) lower extreme is opened there is tapered groove (510), locating pin (506) upper end with the spacing butt of tapered groove (510).

19. The automated suspension assembly combination system of claim 18, wherein: the angle limiting assembly comprises an angle limiting baffle (511) fixedly arranged at the upper end of the rotary fixing plate (501), the angle limiting baffle (511) is distributed on two sides of the limiting shaft sleeve (509), and a limiting adjusting bolt (512) is horizontally connected to the angle limiting baffle (511) through a thread.

20. The automated suspension assembly combination system of claim 1, wherein: the chain type roller bed mechanism (7) comprises a rack (701), a driving motor (702) is fixedly arranged on the rack (701), the driving motor (702) is connected with a chain wheel (703) through an output shaft, the chain wheel (703) is in chain transmission with the chain (704), a tray positioning pin (706) is fixedly arranged on the rack (701), and guide wheels (705) which are in limit fit with the suspension assembly (3) are symmetrically arranged on the rack (701) and located on two sides of the chain (704).

21. The automated suspension assembly combination system of claim 1, wherein: the lifting appliance positioning mechanism (8) comprises a jacking cylinder (801), a piston rod of the jacking cylinder (801) is connected with a lifting appliance positioning shaft sleeve (802), a lifting appliance positioning groove (803) is formed in the upper end of the lifting appliance positioning shaft sleeve (802), and the inner wall of the lifting appliance positioning groove (803) is a conical surface; the lower end of the hanger (6) is fixedly provided with a hanger positioning pin (601), and the hanger positioning pin (601) is in limit fit with the hanger positioning groove (803).

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