CN107310908B - Full-automatic automobile side wall conveying system with high positioning accuracy - Google Patents
Full-automatic automobile side wall conveying system with high positioning accuracy Download PDFInfo
- Publication number
- CN107310908B CN107310908B CN201710660435.2A CN201710660435A CN107310908B CN 107310908 B CN107310908 B CN 107310908B CN 201710660435 A CN201710660435 A CN 201710660435A CN 107310908 B CN107310908 B CN 107310908B
- Authority
- CN
- China
- Prior art keywords
- side wall
- frame
- trolley
- lifting
- guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the technical field of automobile production auxiliary equipment, in particular to a full-automatic automobile side wall conveying system with high positioning precision, which is provided with a steel structure frame and is characterized in that: an upper piece rail, a connecting piece rail and a lower piece rail are respectively arranged in the steel structure frame, the upper piece rail and the lower piece rail are arranged in parallel, the connecting piece rail is positioned below the upper piece rail and the lower piece rail and is arranged vertically to the upper piece rail and the lower piece rail, the upper piece rail is hoisted with an upper piece trolley, the lower piece rail is hoisted with a lower piece trolley, and the connecting piece rail is provided with a connecting piece trolley which is connected with the upper piece trolley and the lower piece trolley for transportation; the invention reduces the operation time and the occupied area of the side wall conveying equipment, improves the production efficiency and the production takt, reduces the labor intensity of workers and the environmental pollution of the equipment, prolongs the service life of the side wall conveying equipment, improves the accuracy of the operation and the in-place lifting of the side wall conveying equipment, and has good popularization prospect.
Description
Technical Field
The invention relates to the technical field of automobile production auxiliary equipment, in particular to a full-automatic automobile side wall conveying system with high positioning accuracy.
Background
In the automobile production workshop, need to carry the corresponding station of welding workshop owner bonding wire with side wall work piece about the car, so that workman or robot on the main bonding wire carry out the welding of side wall about the car, in traditional side wall conveying method, control two side walls and adopt two dollies to carry out independent operation usually and carry, every dolly is to the upper and lower transport of side wall and is adopting the electric hoist to add the balanced mechanism of formula of cutting to realize, in the actual production process, this kind of traditional transport mode has a series of problems, it is main:
1. the left side wall and the right side wall are respectively and independently transported by two trolleys, and workers can only perform welding operation after waiting for the two trolleys to run and descend in place, so that the welding efficiency is seriously influenced, and the production rhythm of the main welding line is influenced.
2. The lift of dolly adopts electric block to add formula balance mechanism of cutting, and the shortcoming of use is:
(1) the lifting speed of the electric hoist is too slow, so that the production beat of the main welding line is difficult to meet;
(2) the electric hoist needs to be added with chain lubricating oil regularly, so that pollution is caused;
(3) for the production line and the elevator which have fast beat, the action is very frequent, the electric hoist is easy to be damaged, and the maintenance is very inconvenient because the electric hoist is arranged in the air;
(4) the side wall lifting appliance uses an electric hoist, and a shear type balance mechanism must be additionally arranged, so that the weight of the equipment is increased. In addition, the shear type balance mechanism is not easy to process and manufacture, and is easy to break and damage due to unbalanced stress in the lifting process and inconvenient to maintain.
3. A left side and a right side are surrounded by an upper part and adopt manual material frames, the taking of the parts is inaccurate, so that when the parts are taken down through the main welding line, the positions of the left side and the right side are error, the parts are required to be righted and eliminated by workers, and the labor intensity of the workers is increased.
4. When the trolley runs, the left side wall workpiece and the right side wall workpiece are not firmly fixed and can rock, and the production efficiency is influenced.
Disclosure of Invention
The invention provides a full-automatic automobile side wall conveying system which is high in positioning accuracy, high in conveying speed and low in maintenance cost, and aims to solve the problems that in the traditional side wall conveying process, the conveying efficiency is low, the production efficiency of main welding lines is affected, and the running speed, the maintenance cost and the precision of an electric hoist are low due to the fact that left and right side walls are conveyed separately.
The specific scheme of the invention is as follows: a full-automatic automobile side wall conveying system with high positioning accuracy is provided with a steel structure frame, wherein an upper track, a connecting piece track and a lower track are respectively arranged in the steel structure frame, the upper track and the lower track are arranged in parallel, the connecting piece track is positioned below the upper track and the lower track and is arranged perpendicular to the upper track and the lower track, an upper trolley is hoisted on the upper track, a lower trolley is hoisted on the lower track, and a connecting piece trolley which is connected with the upper trolley and the lower trolley for transportation is arranged on the connecting piece track; two ends of the upper piece rail, the lower piece rail and the connecting piece rail are respectively provided with a stop buffer device;
the lifting frame is internally provided with a power device and a four-belt lifting device which are used for driving the upper trolley to move along the upper track, the four-belt lifting device is provided with a side wall lifting assembly in a lifting way below the walking frame, the side wall lifting assembly is provided with a lifting frame connected with the four-belt lifting device, the front end and the rear end of the bottom of the lifting frame are both provided with guide rails, two side wall grabbing devices are arranged at the two ends of the two guide rails in a sliding way, the upper part of the lifting frame is provided with two push cylinders which are staggered and oppositely arranged, the output end of each push cylinder is connected with the side wall grabbing device at the corresponding side so as to push the side wall grabbing devices to move along the guide rails, and the left side and the right side of the lifting frame are symmetrically provided with two lifting guide devices;
the piece connecting trolley is provided with a walking base frame arranged on a piece connecting track, a power device for driving the piece connecting trolley to move along the piece connecting track is arranged on the walking base frame, a plurality of pairs of piece connecting devices corresponding to the side wall grabbing devices of the piece connecting trolley are arranged on two sides of the walking base frame along the piece connecting track direction, an air grabbing device is further arranged at the bottom of the walking base frame, and positioning block devices matched with the air grabbing device are arranged on the piece connecting track at least at the starting point and the ending point of the walking of the piece connecting trolley;
the lower trolley is provided with a walking frame in rolling connection with a lower rail, a power device and four-belt lifting devices for driving the lower trolley to move along the lower rail are installed in the walking frame, a side wall lifting assembly is hoisted below the walking frame by the four-belt lifting devices, the side wall lifting assembly is provided with a lifting frame connected with the four-belt lifting devices, two side wall grabbing devices are symmetrically installed on the left side and the right side of the bottom of the lifting frame, and two lifting guide devices are symmetrically installed at the front end and the rear end of the upper portion of the lifting frame.
The upper part track and the lower part track are double-track tracks consisting of two I-shaped steel guide rails which are arranged in parallel, a plurality of travelling devices are symmetrically arranged on the two I-shaped steel guide rails along the track direction, each travelling device is provided with two travelling wheel groups which are symmetrically pressed in waist grooves on two sides of the I-shaped steel guide rails, each travelling wheel group consists of two travelling wheels which are arranged in a mutually perpendicular mode, and each travelling wheel is fixed on a travelling frame of the upper part trolley and the lower part trolley through a base plate.
The power device in the upper trolley, the connecting trolley and the lower trolley is provided with a driving motor, and the driving motor is in driving connection with one of the guide rails in the upper track, the connecting track and the lower track through a gear rack.
The four-belt lifting device in the upper trolley and the lower trolley is provided with a driving shaft arranged above a walking frame, two bearing seats which are separately arranged in front and back are arranged at two shaft ends of the driving shaft, a double-groove belt pulley is fixedly arranged between the two bearing seats at each end, two belts which synchronously lift are arranged in the double-groove belt pulley, each belt passes through a fixed pulley, and the tail ends of the belts are locked on the lifting frame of the side wall lifting assembly; the bottom of the walking frame is provided with a plurality of pneumatic anti-falling hooks, and the lifting frame is provided with a hook lock bracket matched with the pneumatic anti-falling hooks; the upper part rail is also provided with an upper stop limit switch, and the top of the walking frame is provided with a collision rod at the position corresponding to the upper stop limit switch so as to limit the lifting height of the side wall lifting assembly by the four-belt lifting device; and a hanging rope encoder is further installed in the four-belt lifting device so as to improve the lifting precision of the side wall.
The side wall grabbing device in the upper trolley and the lower trolley is provided with a hanging frame fixedly connected with the output end of a pushing cylinder, two sides of the hanging frame are connected with two guide rails at the bottom of a lifting frame in a sliding mode, a hanging shaft is arranged on the outer side of the hanging frame, a rocker arm is arranged on the shaft body of the hanging shaft, the rocker arm is connected with a rocker arm cylinder with a cylinder body hinged to the bottom of the hanging frame through a connecting rod structure, at least one hoisting device used for grabbing and placing the side wall is further arranged on the shaft body of the hanging shaft, the hoisting device is provided with a support arm fixed on the shaft body of the hanging shaft, a soft concave lifting block used for grabbing and placing the side wall is arranged on the support arm, and a swing rod type travel switch provided with an L-shaped contact rod is further arranged on the side edge of the support arm and used for limiting the lifting height of the side wall; still install the push rod device that is used for preventing the hoist and mount in-process of side wall from taking place to rock in the bottom of hanging down the frame, the push rod device has push rod cylinder, push rod track and push rod gyro wheel, and slidable mounting still has the connecting rod on the push rod track, and the tip of connecting rod towards the hanging down frame outside respectively with push rod cylinder and push rod gyro wheel fixed connection.
The lifting guide device in the upper trolley and the lower trolley is provided with a cantilever horizontally extending outwards from the side edge of a lifting frame, at least two guide wheel sets are arranged at the tail end of the cantilever, each guide wheel set consists of two vertical guide wheels which are vertically arranged, guide frames are respectively arranged at the hoisting bottom dead center positions of the tail ends of the cantilevers at two sides of the lifting frame of the upper trolley and the lower trolley on the steel structure frame, a plurality of L-shaped guide stand columns are arranged on the guide frames in a matched manner with the guide wheel sets, and at least two L-shaped guide stand columns are oppositely arranged so as to ensure the stability of the side wall grabbing device in the side wall grabbing process; and a lower dead point limit switch A is also arranged on the cantilever to control the descending amplitude of the side wall lifting assembly.
The connecting piece track is a double-track consisting of two wide-bottom I-steel guide rails, the traveling base frame of the connecting piece trolley is provided with a plurality of guide wheel devices at least on one wide-bottom I-steel guide rail, each guide wheel device is provided with a mounting base fixedly mounted at the bottom of the traveling base frame, the mounting base is at least provided with a pair of horizontal guide wheels clamped on two sides of the narrow edge of the wide-bottom I-steel guide rail, and the bottom of the traveling base frame is provided with a plurality of traveling wheels above the connecting piece track.
The connecting piece device is provided with a roller guide device and a clamping adjusting device which are oppositely arranged, wherein the roller guide device is provided with a vertical bracket fixed on a walking base frame, a plurality of rollers are vertically and parallelly installed in the vertical bracket, the clamping adjusting device is provided with a clamping device arranged opposite to the rollers and a support installed on the walking base frame, the clamping device is installed on the support through a sliding device, the clamping device comprises a clamping belt facing the rollers, a C-shaped horizontal installation plate, an elastic buffer device and an installation seat connected with the sliding device, the clamping belt is fixed at the bending positions at two ends of the C-shaped horizontal installation plate, the C-shaped horizontal installation plate is fixed on the installation seat through the elastic buffer device, the sliding device comprises a sliding plate, an elastic air cylinder fixedly connected with the sliding plate and a sliding guide rail installed on the support, the upper part of the sliding plate is connected with the installation seat in the clamping device, and the bottom of the sliding plate is slidably installed on the sliding guide rail; the elastic buffer device is provided with a guide shaft connected between the C-shaped horizontal mounting plate and the mounting seat, and a buffer spring is sleeved on the guide shaft.
Each connecting piece device is provided with a group of speed reduction limit switches and a group of bottom dead center limit switches B in a matching mode from top to bottom, a guide support device used for keeping the side body stable is further arranged at the position, located in front of the connecting piece device, of the walking base frame, the guide support device is composed of two wedge-shaped guide supports which are arranged oppositely, and a limit device used for preventing the side body from toppling over is arranged at the position, located in front of the guide support device, of one end portion of the walking base frame.
According to the invention, 1 operating trolley is adopted to simultaneously and accurately convey the left side wall and the right side wall in place, so that the waiting time that workers can operate after waiting for 2 trolleys to arrive in the traditional conveying process is reduced, meanwhile, the workshop space is reasonably operated, the occupied area of equipment is reduced, and the production requirement of the main welding wire with fast beat is met;
the lifting speed of the mechanism can reach 50m/min, which is three times of that of the current electric hoist (16 m/min), so that the production rate is greatly improved; meanwhile, a four-belt lifting mode is adopted, so that the stress of the side wall lifting appliance and a workpiece is more balanced during lifting, the lifting accuracy is higher, the mechanical noise is reduced, the service life of the equipment is prolonged, and in addition, the four-belt lifting mechanism does not need to be added with chain lubricating oil, so that the equipment is more environment-friendly;
in the invention, the upper and lower parts of the left and right side walls need to be automatically butted with a main welding line welding robot, and the adopted key signals adopt digital control and additional mechanical protection, so that the position errors of the workpieces conveyed by the equipment in each operation to X, Y, Z in three directions are +/-1.0 mm, and the whole system is more accurate and reliable in operation;
according to the invention, the push rod devices in the loading trolley and the unloading trolley greatly reduce the errors of the side wall positions caused by shaking of the loading trolley and the unloading trolley in the running process.
In a word, compared with the traditional side wall conveying mode, the side wall conveying device has the following characteristics:
1. the running time and the occupied area of the side wall conveying equipment are reduced, and the production efficiency and the production takt are improved.
2. The labor intensity of workers and the environmental pollution of equipment are reduced, and the service life of the side wall conveying equipment is prolonged.
3. The accuracy of the operation and the lifting in place of the side wall conveying equipment is improved, and a device is added to fix a workpiece, so that the left and right side walls are effectively butted with the robot at the upper and lower parts.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic perspective view of a traveling frame in the workpiece feeding trolley and the workpiece discharging trolley;
FIG. 3 is a top view of a traveling frame in the upper trolley and the lower trolley;
FIG. 4 is a top view of the four-belt lift of the present invention;
FIG. 5 is a side view of the four-belt elevator arrangement of the present invention;
FIG. 6 is a perspective view of the side body lifting assembly according to the present invention;
FIG. 7 is a perspective view of the side body elevating assembly according to the present invention;
FIG. 8 is a schematic perspective view of a side wall grabbing device in the side wall lifting assembly according to the present invention;
FIG. 9 is a perspective view of the present invention;
FIG. 10 is a top view of the present invention connector trolley;
FIG. 11 is a side view of the present invention connector trolley;
FIG. 12 is a side view of the present invention connector trolley.
In the figure: 1-steel structural frame, 2-upper rail, 3-connector rail, 4-lower rail, 5-auxiliary beam layer, 6-upper trolley, 7-lower trolley, 8-connector trolley, 9-stop buffer device, 10-walking frame, 11-power device, 12-four-belt lifting device, 13-side wall lifting component, 14-lifting frame, 15-guide rail, 16-side wall grabbing device, 17-pushing cylinder, 18-lifting guide device, 19-walking base frame, 20-connector device, 21-pneumatic grab, 22-positioning block, 23-walking device, 24-walking wheel group, 25-walking wheel, 26-base plate, 27-driving motor, 28-gear, 29-rack, 30-driving shaft, 31-bearing seat, 32-double-groove belt pulley, 33-belt, 34-fixed pulley, 35-pneumatic anti-falling hook, 36-hook lock bracket, 37-upper stop limit switch, 38-bumping rod, 39-push cylinder, 40-hanging frame, 41-hanging shaft, 42-rocker arm, 43-connecting rod, 44-rocker arm cylinder, 45-hoisting device, 46-bracket arm, 47-soft 'concave' type hanging block, 48-L-type contact rod and swing rod type travel switch, 49-push rod device, 50-push rod cylinder, 51-push rod track, 52-push rod roller, 53-connecting rod, 54-vertical guide wheel, 55-lower stop limit switch A, 56-guide frame, 57-L-type guide column, 58-guide wheel device, 59-mounting base, 60-horizontal guide wheel, 61-travelling wheel, 62-roller guide device, 63-clamping adjusting device, 64-vertical bracket, 65-roller, 66-clamper, 67-support, 68-sliding device, 69-clamping belt, 70-C type horizontal mounting plate, 71-elastic buffer device, 72-mounting base, 73-sliding plate, 74-elastic cylinder, 75-sliding guide rail, 76-guide shaft, 77-buffer spring, 78-speed reducing limit switch, 79-bottom dead point limit switch B, 80-guide support device, 81-wedge-shaped guide support, 82-anti-tilting limit device, 83-side enclosure and 84-cantilever.
Detailed Description
In the embodiment, the full-automatic automobile side wall conveying system with high positioning accuracy is provided with a steel structure frame 1, an upper part track 2, a connecting part track 3 and a lower part track 4 are respectively installed in the steel structure frame 1, an auxiliary beam layer 5 which is horizontally arranged is arranged in the steel structure frame 1, the upper part track 2 and the lower part track 4 are arranged at the top of the steel structure frame 1, the connecting part track 3 is arranged on the auxiliary beam layer 5, the upper part track 2 and the lower part track 4 are arranged in parallel, the connecting part track 3 is arranged perpendicular to the upper part track 2 and the lower part track 4, an upper part trolley 6 is hoisted on the upper part track 2, a lower part trolley 7 is hoisted on the lower part track 4, and a connecting part trolley 8 which is connected with the upper part trolley 6 and the lower part trolley 7 for transportation is installed on the connecting part track 3; and two ends of the upper piece track 2, the lower piece track 4 and the connecting piece track 3 are respectively provided with a stop buffer device 9.
In this embodiment, the upper trolley 6 is provided with a traveling frame 10 in rolling connection with the upper track 4, a power device 11 and a four-belt lifting device 12 for driving the upper trolley 3 to move along the upper track 4 are installed in the traveling frame 10, a side wall lifting assembly 13 is hung below the traveling frame 10 by the four-belt lifting device 12, the side wall lifting assembly 13 is provided with a lifting frame 14 connected with the four-belt lifting device 12, guide rails 15 are installed at the front end and the rear end of the bottom of the lifting frame 14, two side wall grabbing devices 16 are installed at the two ends of the two guide rails 15 in a sliding mode, two staggered and oppositely arranged push cylinders 17 are installed at the upper portion of the lifting frame 14, the output end of each push cylinder 17 is connected with the side wall grabbing device 16 on the corresponding side to push the side wall grabbing devices 16 to move along the guide rails 15, and two lifting guide devices 18 are symmetrically installed on the left side and the right side of the lifting frame 14.
In this embodiment, the connecting piece trolley 8 is provided with a walking base frame 19 installed on the connecting piece track 3, a power device 11 for driving the connecting piece trolley 8 to move along the connecting piece track 3 is installed on the walking base frame 19, four connecting piece devices 20 corresponding to the side wall grabbing devices 16 of the upper piece trolley 6 are symmetrically installed on two sides of the walking base frame 19 along the direction of the connecting piece track 3, a pneumatic grab 21 is further installed at the bottom of the walking base frame 19, and positioning blocks 22 matched with the pneumatic grab 21 are arranged on the positions of the starting point and the ending point of the walking of the connecting piece trolley 3.
In this embodiment, the upper track 2 and the lower track 4 are double-track tracks formed by two h-steel guide rails arranged in parallel, four traveling devices 23 are symmetrically arranged at positions, located at four end corners of the traveling frame 10, on the two h-steel guide rails along the track direction, each traveling device 23 is provided with two traveling wheel groups 24 symmetrically pressed in waist grooves on two sides of the h-steel guide rails, each traveling wheel group 24 is formed by two traveling wheels 25 arranged in a mutually perpendicular manner, and each traveling wheel 25 is fixed on the traveling frame 10 of the upper trolley 6 and the lower trolley 7 through a substrate 26.
In this embodiment, the power device 11 in the upper trolley 6, the connecting trolley 8 and the lower trolley 7 is provided with a driving motor 27, and the driving motor 27 is in driving connection with one of the guide rails of the upper track 2, the connecting track 3 and the lower track 4 through a gear 28 and a rack 29.
In this embodiment, the four-belt lifting device 12 in the upper trolley 6 and the lower trolley 7 has a driving shaft 30 installed above the walking frame 10, two bearing seats 31 separately arranged in front and back are installed at two shaft ends of the driving shaft 30, a double-groove belt pulley 32 is fixedly installed between the two bearing seats 31 at each end, two belts 33 synchronously lifting are arranged in the double-groove belt pulley 32, each belt 33 passes through a fixed pulley 34, and the tail end of the belt 33 is locked on the lifting frame 14 of the side wall lifting assembly 13; the bottom of the walking frame 10 is provided with a plurality of pneumatic anti-falling hooks 35, and the lifting frame 14 is provided with a hook lock bracket 36 matched with the pneumatic anti-falling hooks 35; the upper piece track 2 is also provided with an upper stop limit switch 37, and the top of the walking frame 10 corresponding to the upper stop limit switch 37 is provided with a touch rod 38 to limit the height of the side wall 83 lifted by the four-belt lifting device 12; a hanging rope encoder (not shown) is further installed in the four-belt lifting device 12 to improve the lifting accuracy of the side wall 83.
In this embodiment, the side wall grabbing device 16 in the upper trolley 6 and the lower trolley 7 is provided with a hanging frame 40 fixedly connected with the output end of a push cylinder 39, two sides of the hanging frame 40 are slidably connected with two guide rails 15 at the bottom of a lifting frame 14, a hanging shaft 41 is installed on the outer side of the hanging frame 40, a rocker arm 42 is installed on the shaft body of the hanging shaft 41, the rocker arm 42 is structurally connected with a rocker arm cylinder 44 with a cylinder body hinged to the bottom of the hanging frame 40 through a connecting rod 43, two hoisting devices 45 for grabbing and placing the side wall 83 are symmetrically installed at two ends of the shaft body of the hanging shaft 41, the hoisting device 45 is provided with a supporting arm 46 fixed on the shaft body of the hanging shaft 41, a soft 'concave' shaped hanging block 47 for grabbing and placing the side wall 83 is installed on the supporting arm 46, and an L-shaped touch rod swing rod type travel switch 48 is also installed on the side edge of the supporting arm 46 for limiting the lifting height of the side wall 83; the bottom of the hanging frame 40 is also provided with a push rod device 49 for preventing the side wall 83 from shaking in the hoisting process, the push rod device 49 is provided with a push rod cylinder 50, a push rod rail 51 and a push rod roller 52, the push rod rail 51 is also provided with a connecting rod 53 in a sliding manner, and the end part of the connecting rod 53 facing the outer side of the hanging frame 40 is fixedly connected with the push rod cylinder 50 and the push rod roller 52 respectively.
In this embodiment, the lifting guide devices 18 in the upper trolley 6 and the lower trolley 7 are provided with cantilevers 84 horizontally extending outwards from the side edges of the lifting frame 14, the tail ends of the cantilevers 84 are provided with two vertical guide wheels 54 arranged vertically, guide frames 56 are respectively installed at the positions of the lifting bottom dead center of the vertical guide wheels 54 of the steel structure frame 1, and two L-shaped guide upright posts 57 arranged oppositely are installed on the guide frames 56 in a matching manner with the guide wheel sets 54 so as to ensure the stability of the side wall grabbing device 16 in the side wall grabbing process; a lower limit switch a55 is also mounted on the cantilever 84 to control the descending amplitude of the side wall lifting assembly 13.
In this embodiment, the connecting member track 3 is a double-track composed of two wide-bottom i-steel rails, the traveling base frame 19 of the connecting member trolley 8 is provided with a plurality of guide wheel devices 58 on one of the wide-bottom i-steel rails, each guide wheel device 58 is provided with a mounting base 59 fixedly mounted at the bottom of the traveling base frame 19, a pair of horizontal guide wheels 60 clamped at two sides of the narrow side of the wide-bottom i-steel rail is arranged on the mounting base 59, and a plurality of pairs of traveling wheels 61 are symmetrically arranged at the bottom of the traveling base frame 19 above the two wide-bottom i-steel rails in the connecting member track 3.
In this embodiment, the link device 20 has a roller guide device 62 and a clamping adjustment device 63 which are oppositely arranged, the roller guide device 62 has a vertical bracket 64 fixed on the traveling base frame 19, a plurality of rollers 65 are vertically installed in the vertical bracket 64 side by side, the clamping adjustment device 63 has a clamping device 66 arranged opposite to the rollers 65 and a support 67 installed on the traveling base frame 19, the clamping device 66 is installed on the support 67 through a sliding device 68, the clamping device 66 includes a clamping belt 69 facing the rollers 65, a C-shaped horizontal mounting plate 70, an elastic buffer device 71 and a mounting seat 72 connected with the sliding device 68, the clamping belt 69 is fixed at the bending part at both ends of the C-shaped horizontal mounting plate 70, the C-shaped horizontal mounting plate 70 is fixed on the mounting seat 72 through the elastic buffer device 71, the sliding device 68 includes a sliding plate 73, a tensioning cylinder 74 fixedly connected with the sliding plate 73 and a sliding rail 75 installed on the support 67, the upper part of the sliding plate 73 is connected with the mounting seat 72 in the clamping device 66, and the bottom part of the sliding plate 73 is slidably installed on the sliding rail 75; the elastic buffer device 71 has a guide shaft 76 connected between the C-shaped horizontal mounting plate 70 and the mounting base 72, and a buffer spring 77 is fitted over the guide shaft 76.
In this embodiment, each of the joining devices 20 is provided with a set of speed reduction limit switch 78 and a set of bottom dead center limit switch B79 in an up-down matching manner, a guide bracket device 80 for keeping the side wall 83 stable is further provided at a position of the traveling base frame 19 in front of the joining device 20, the guide bracket device 80 is composed of two wedge-shaped guide brackets 81 arranged oppositely, and an anti-tilt limit device 82 for preventing the side wall 83 from tilting is provided at a position of one end of the traveling base frame 19 in front of the guide bracket device 80.
Claims (8)
1. The utility model provides a full-automatic car side wall conveying system that positioning accuracy is high, has steel structural framework, its characterized in that: an upper piece rail, a connecting piece rail and a lower piece rail are respectively arranged in the steel structure frame, the upper piece rail and the lower piece rail are arranged in parallel, the connecting piece rail is positioned below the upper piece rail and the lower piece rail and is arranged vertically to the upper piece rail and the lower piece rail, the upper piece rail is hoisted with an upper piece trolley, the lower piece rail is hoisted with a lower piece trolley, and the connecting piece rail is provided with a connecting piece trolley which is connected with the upper piece trolley and the lower piece trolley for transportation; two ends of the upper piece rail, the lower piece rail and the connecting piece rail are respectively provided with a stop buffer device;
the lifting frame is internally provided with a power device and a four-belt lifting device which are used for driving the upper trolley to move along the upper track, the four-belt lifting device is provided with a side wall lifting assembly in a lifting way below the walking frame, the side wall lifting assembly is provided with a lifting frame connected with the four-belt lifting device, the front end and the rear end of the bottom of the lifting frame are both provided with guide rails, two side wall grabbing devices are arranged at the two ends of the two guide rails in a sliding way, the upper part of the lifting frame is provided with two push cylinders which are staggered and oppositely arranged, the output end of each push cylinder is connected with the side wall grabbing device at the corresponding side so as to push the side wall grabbing devices to move along the guide rails, and the left side and the right side of the lifting frame are symmetrically provided with two lifting guide devices;
the connecting piece trolley is provided with a walking base frame arranged on a connecting piece track, a power device for driving the connecting piece trolley to move along the connecting piece track is arranged on the walking base frame, a plurality of pairs of connecting piece devices corresponding to the side wall grabbing devices of the upper trolley are arranged on two sides of the walking base frame along the connecting piece track direction, an air grabbing device is also arranged at the bottom of the walking base frame, and positioning block devices matched with the air grabbing devices are arranged at least at the starting point and the ending point of the walking of the connecting piece trolley on the connecting piece track;
the lower trolley is provided with a traveling frame in rolling connection with a lower track, a power device and a four-belt lifting device for driving the lower trolley to move along the lower track are installed in the traveling frame, a side wall lifting assembly is hung below the traveling frame by the four-belt lifting device, the side wall lifting assembly is provided with a lifting frame connected with the four-belt lifting device, two side wall grabbing devices are symmetrically installed on the left side and the right side of the bottom of the lifting frame, and two lifting guide devices are symmetrically installed at the front end and the rear end of the upper part of the lifting frame;
the four-belt lifting device in the upper trolley and the lower trolley is provided with a driving shaft arranged above the walking frame, two bearing seats which are separately arranged in the front and back are arranged at two shaft ends of the driving shaft, a double-groove belt pulley is fixedly arranged between the two bearing seats at each end, two synchronous lifting belts are arranged in the double-groove belt pulley, each belt passes through a fixed pulley, and the tail end of each belt is locked on the lifting frame of the side wall lifting assembly; the bottom of the walking frame is provided with a plurality of pneumatic anti-falling hooks, and the lifting frame is provided with a hook lock bracket matched with the pneumatic anti-falling hooks; the upper part rail is also provided with an upper stop limit switch, and the top of the walking frame is provided with a collision rod at the position corresponding to the upper stop limit switch so as to limit the lifting height of the side wall lifting assembly by the four-belt lifting device; and a hanging rope encoder is further installed in the four-belt lifting device so as to improve the lifting precision of the side wall.
2. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: the upper part track and the lower part track are double-track tracks consisting of two I-steel guide rails which are arranged in parallel, a plurality of travelling devices are symmetrically arranged on the two I-steel guide rails along the track direction, each travelling device is provided with two travelling wheel groups which are symmetrically pressed in waist grooves on two sides of the I-steel guide rails, each travelling wheel group consists of two travelling wheels which are arranged in a mutually perpendicular mode, and each travelling wheel is fixed on a travelling frame of the upper part trolley and the lower part trolley through a base plate.
3. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: the power device in the upper trolley, the connecting trolley and the lower trolley is provided with a driving motor, and the driving motor is in driving connection with one of the guide rails in the upper track, the connecting track and the lower track through a gear rack.
4. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: the side wall grabbing device in the upper trolley and the lower trolley is provided with a hanging frame fixedly connected with the output end of a pushing cylinder, two sides of the hanging frame are connected with two guide rails at the bottom of a lifting frame in a sliding mode, a hanging shaft is arranged on the outer side of the hanging frame, a rocker arm is arranged on the shaft body of the hanging shaft, the rocker arm is connected with a rocker arm cylinder with a cylinder body hinged to the bottom of the hanging frame through a connecting rod structure, at least one hoisting device used for grabbing and placing the side wall is further arranged on the shaft body of the hanging shaft, the hoisting device is provided with a supporting arm fixed on the shaft body of the hanging shaft, a soft concave lifting block used for grabbing and placing the side wall is arranged on the supporting arm, and a swing rod type travel switch provided with an L-shaped contact rod is further arranged on the side edge of the supporting arm and used for limiting the lifting height of the side wall; still install the push rod device that takes place to rock in the hoist and mount process that is used for preventing the side wall in the bottom of hanging down the frame, the push rod device has push rod cylinder, push rod track and push rod gyro wheel, and still slidable mounting has the connecting rod on the push rod track, and the tip of connecting rod towards the hanging down frame outside respectively with push rod cylinder and push rod gyro wheel fixed connection.
5. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: the lifting guide devices in the upper trolley and the lower trolley are provided with cantilevers horizontally extending outwards from the side edges of the lifting frame, at least two guide wheel sets are arranged at the tail ends of the cantilevers, each guide wheel set consists of two vertical guide wheels which are arranged vertically, guide frames are respectively arranged at the hoisting bottom dead center positions of the steel structure frame, which are positioned at the tail ends of the cantilevers at the two sides of the lifting frame of the upper trolley and the lower trolley, a plurality of L-shaped guide stand columns are arranged on the guide frames in a matched mode with the guide wheel sets, and at least two L-shaped guide stand columns are arranged oppositely to guarantee the stability of the side wall grabbing device in the side wall grabbing process; and a lower dead point limit switch A is also arranged on the cantilever to control the descending amplitude of the side wall lifting assembly.
6. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: the connecting piece track is a double-track consisting of two wide-bottom I-steel guide rails, the walking base frame of the connecting piece trolley is provided with a plurality of guide wheel devices on at least one wide-bottom I-steel guide rail, the guide wheel device is provided with a mounting base fixedly mounted at the bottom of the walking base frame, at least one pair of horizontal guide wheels clamped on two sides of the narrow edge of the wide-bottom I-shaped steel guide rail is arranged on the mounting base, and a plurality of walking wheels are arranged at the position, located above the connecting piece rail, at the bottom of the walking base frame.
7. The full-automatic automobile side wall conveying system with high positioning accuracy as claimed in claim 1, characterized in that: the connecting piece device is provided with a roller guide device and a clamping adjusting device which are oppositely arranged, the roller guide device is provided with a vertical bracket fixed on a walking base frame, a plurality of rollers are vertically arranged in the vertical bracket side by side, the clamping adjusting device is provided with a clamping device oppositely arranged with the rollers and a support arranged on the walking base frame, the clamping device is arranged on the support through a sliding device, the clamping device comprises a clamping belt facing the rollers, a C-shaped horizontal mounting plate, an elastic buffer device and a mounting seat connected with the sliding device, the clamping belt is fixed at the bending positions at two ends of the C-shaped horizontal mounting plate, the C-shaped horizontal mounting plate is fixed on the mounting seat through the elastic buffer device, the sliding device comprises a sliding plate, a tightness cylinder fixedly connected with the sliding plate and a sliding guide rail arranged on the support, the upper part of the sliding plate is connected with the mounting seat in the clamping device, and the bottom of the sliding plate is slidably arranged on the sliding guide rail; the elastic buffer device is provided with a guide shaft connected between the C-shaped horizontal mounting plate and the mounting seat, and a buffer spring is sleeved on the guide shaft.
8. The full-automatic automobile side wall conveying system with high positioning accuracy according to claim 1, is characterized in that: each the union piece device all matches from top to bottom and installs a set of speed reduction limit switch and bottom dead center limit switch B, the position that the walking bed frame is located union piece device the place ahead still installs the guide bracket device that is used for keeping the side wall stable, the guide bracket device comprises two relative arrangement's wedge guide bracket, installs the stop device that is used for preventing the side wall from empting at the position that walking bed frame one end tip is located guide bracket device the place ahead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710660435.2A CN107310908B (en) | 2017-08-04 | 2017-08-04 | Full-automatic automobile side wall conveying system with high positioning accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710660435.2A CN107310908B (en) | 2017-08-04 | 2017-08-04 | Full-automatic automobile side wall conveying system with high positioning accuracy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107310908A CN107310908A (en) | 2017-11-03 |
| CN107310908B true CN107310908B (en) | 2022-12-13 |
Family
ID=60170286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710660435.2A Active CN107310908B (en) | 2017-08-04 | 2017-08-04 | Full-automatic automobile side wall conveying system with high positioning accuracy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107310908B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107720249A (en) * | 2017-11-06 | 2018-02-23 | 黄石市华天自动化设备有限公司 | A kind of aerial sliding platform |
| CN109159835B (en) * | 2018-10-30 | 2023-11-17 | 东风设计研究院有限公司 | Rotating arm lodging driving receiving and delivering device |
| CN109436704A (en) * | 2018-11-14 | 2019-03-08 | 沈阳慧远自动化设备有限公司 | A kind of ultrahigh speed underloading air transport system |
| CN109573830A (en) * | 2019-01-14 | 2019-04-05 | 沈阳哈工大特种机器人有限公司 | A kind of looped cord high speed EMS trolley |
| CN109775274A (en) * | 2019-01-29 | 2019-05-21 | 安徽赢廷智能装备有限公司 | Vehicle side-wall inner-plate lower part trolley |
| CN111056245A (en) * | 2019-12-26 | 2020-04-24 | 广州德恒汽车装备科技有限公司 | Overhead trolley conveying system for side wall of body-in-white |
| CN111348391A (en) * | 2020-03-13 | 2020-06-30 | 东风汽车集团有限公司 | Workpiece feeding mechanism and workpiece feeding system |
| CN112693803A (en) * | 2020-12-07 | 2021-04-23 | 中国第一汽车股份有限公司 | Have raising and lowering functions transmission device |
| CN113399879B (en) * | 2021-06-23 | 2023-05-12 | 中国第一汽车股份有限公司 | Skip slow-descent device and control method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5983803A (en) * | 1997-01-31 | 1999-11-16 | Ipt Weinfelden Ag | Article transport assembly |
| CN101863369A (en) * | 2010-05-20 | 2010-10-20 | 黄石市三丰机械有限公司 | Heavy-duty double-track rectangular conveying system |
| CN201721926U (en) * | 2010-03-22 | 2011-01-26 | 大连爱沃特科技有限公司 | Side wall car-delivering system |
| CN102837138A (en) * | 2012-08-13 | 2012-12-26 | 广州明珞汽车装备有限公司 | Collinear flexible head splicer suitable for multiple vehicle types |
| CN103086134A (en) * | 2011-10-28 | 2013-05-08 | 黄石市天畅输送机械有限公司 | Automatic double-layer conveying device on logistics transport line |
| CN103381954A (en) * | 2013-06-25 | 2013-11-06 | 天奇自动化工程股份有限公司 | Automatic full-loading conveying system |
| CN103896032A (en) * | 2014-04-10 | 2014-07-02 | 大连爱沃特科技有限公司 | Straight rail side wall transporting vehicle |
| CN105016213A (en) * | 2015-08-07 | 2015-11-04 | 湖北恒力达焊接装备有限公司 | Automatic car body assembly hoisting device |
| CN205187803U (en) * | 2015-12-02 | 2016-04-27 | 湖北华轩自动化科技有限公司 | Disconnected rail lift of two guide pillar four -tapes of aerial reverse hang type |
| CN105829895A (en) * | 2013-12-19 | 2016-08-03 | 株式会社日立高新技术 | Specimen transport device, specimen pretreatment system, analysis system, and specimen testing automation system |
| CN207174728U (en) * | 2017-08-04 | 2018-04-03 | 黄石鼎信机电有限公司 | A kind of high full automatic car gusset induction system of positioning precision |
-
2017
- 2017-08-04 CN CN201710660435.2A patent/CN107310908B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5983803A (en) * | 1997-01-31 | 1999-11-16 | Ipt Weinfelden Ag | Article transport assembly |
| CN201721926U (en) * | 2010-03-22 | 2011-01-26 | 大连爱沃特科技有限公司 | Side wall car-delivering system |
| CN101863369A (en) * | 2010-05-20 | 2010-10-20 | 黄石市三丰机械有限公司 | Heavy-duty double-track rectangular conveying system |
| CN103086134A (en) * | 2011-10-28 | 2013-05-08 | 黄石市天畅输送机械有限公司 | Automatic double-layer conveying device on logistics transport line |
| CN102837138A (en) * | 2012-08-13 | 2012-12-26 | 广州明珞汽车装备有限公司 | Collinear flexible head splicer suitable for multiple vehicle types |
| CN103381954A (en) * | 2013-06-25 | 2013-11-06 | 天奇自动化工程股份有限公司 | Automatic full-loading conveying system |
| CN105829895A (en) * | 2013-12-19 | 2016-08-03 | 株式会社日立高新技术 | Specimen transport device, specimen pretreatment system, analysis system, and specimen testing automation system |
| CN103896032A (en) * | 2014-04-10 | 2014-07-02 | 大连爱沃特科技有限公司 | Straight rail side wall transporting vehicle |
| CN105016213A (en) * | 2015-08-07 | 2015-11-04 | 湖北恒力达焊接装备有限公司 | Automatic car body assembly hoisting device |
| CN205187803U (en) * | 2015-12-02 | 2016-04-27 | 湖北华轩自动化科技有限公司 | Disconnected rail lift of two guide pillar four -tapes of aerial reverse hang type |
| CN207174728U (en) * | 2017-08-04 | 2018-04-03 | 黄石鼎信机电有限公司 | A kind of high full automatic car gusset induction system of positioning precision |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107310908A (en) | 2017-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107310908B (en) | Full-automatic automobile side wall conveying system with high positioning accuracy | |
| CN102530534B (en) | Air suspension lifter | |
| CN102991978B (en) | Self-propelling car system | |
| CN108673089B (en) | Multi-station assembly system for directly assembling coating power and free chain | |
| CN102371458A (en) | Horizontal assembly, welding, pre-supporting and clamping mechanism for H-shaped steel | |
| CN103449118A (en) | Automobile welding side wall line conveying mechanism | |
| CN207174728U (en) | A kind of high full automatic car gusset induction system of positioning precision | |
| CN215100151U (en) | Double-track EMS (energy management system) aerial conveying trolley | |
| CN212222320U (en) | Lifting device and AGV car provided with same | |
| CN102424339A (en) | Lifting-point separated belt elevator | |
| CN209158389U (en) | A kind of X, Y-axis link transplanting mechanism | |
| CN111889905A (en) | Transverse reinforcement bar arrangement welding device and method for four-side rib reinforcement net | |
| CN110980482A (en) | Simple and easy type elevator car focus adjusting device | |
| CN111204674A (en) | Workpiece up-down transferring material lifter | |
| WO2013016850A1 (en) | Slide board conveying system with accompanying lift function | |
| CN207174730U (en) | A kind of fitting dolly for vehicle side induction system | |
| CN212124958U (en) | Mould hoisting device | |
| CN205257321U (en) | Passageway jacking platform device | |
| KR100774392B1 (en) | Layout system for workplace of vehicle | |
| CN212197261U (en) | Anode carbon block group loading and unloading station and walking trolley thereof | |
| CN211393489U (en) | Simple and easy type elevator car focus adjusting device | |
| CN111056245A (en) | Overhead trolley conveying system for side wall of body-in-white | |
| CN109383998A (en) | A kind of piece uploading trolley for vehicle side transportation system | |
| CN216271558U (en) | A translation device of going up rail for rail is carried | |
| CN219409095U (en) | Novel horizontal elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |