CN114933129B - Double-track shuttle production line - Google Patents
Double-track shuttle production line Download PDFInfo
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- CN114933129B CN114933129B CN202111575350.7A CN202111575350A CN114933129B CN 114933129 B CN114933129 B CN 114933129B CN 202111575350 A CN202111575350 A CN 202111575350A CN 114933129 B CN114933129 B CN 114933129B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- 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
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- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention discloses a double-track shuttle production line, which relates to the technical field of production equipment, wherein the production line of products comprises a tray, a rack and a track shuttle, and the products are placed on the tray; the rail shuttle consists of a left vehicle and a right vehicle; the track shuttle comprises a vehicle body, travelling wheels, a travelling drive and a jacking device, wherein the travelling wheels and the jacking device are arranged on the vehicle body, the vehicle body comprises slotted holes and outer guide rollers, the outer guide rollers are arranged on two sides of the vehicle body, the lateral track is used for running, a jacking rod vertically ascends and descends in the slotted holes, the travelling wheels are used for running on the bearing track, two ends of a bottom transverse bar of the jacking device are hinged with the bottom of the jacking rod, the top of lifting power is arranged on the vehicle body, the bottom of the lifting device is connected with the bottom transverse bar, when the jacking device is jacked, the top of the jacking rod running in a groove is higher than the cover plate device, the track shuttle is lower than the groove except the jacking rod, and the lifting power drives the bottom transverse bar to lift, so that the top of the jacking rod supports the tray to be higher than the groove.
Description
Technical Field
The invention relates to the technical field of production equipment, in particular to a double-track shuttle production line.
Background
The mode of carrying among the stations is accomplished through ground track dolly to current production line, and its configuration is that each station all is equipped with the support, and on the support of preceding station was carried to the support of next station to single ground track dolly product, the ground track dolly shuttled back and forth in the space above ground and below the product between the station, so the production line that carries through subaerial single ground track dolly at present has following defect: 1) The ground track trolley is positioned on the ground, and when the ground track trolley passes through the assembly station in an idle mode, an operator needs to avoid; 2) The ground rail trolley has limited height and limited lifting height, so that the requirements of each station on different placement heights are difficult to meet; 3) The single ground rail trolley shuttles in the middle of the lower part of the product, the bracket can only be placed on two sides, the width of the product is narrow, and the supporting position is insufficient.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide a double-track shuttle production line. To solve the problems mentioned in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the production line of the product comprises a tray, a rack and a rail shuttle, the product is placed on the tray, the rack comprises a cover plate device, a groove, a bearing rail and a lateral rail, the cover plate device comprises a left cover plate device, a right cover plate device and a middle cover plate device, the groove comprises a left groove and a right groove, and the bearing rail comprises a left bearing rail and a right bearing rail; a left groove is formed between the left cover plate device and the middle cover plate device, a right groove is formed between the middle cover plate device and the right cover plate device, a left bearing track is positioned below the left groove, a right bearing track is positioned below the right groove, a track shuttle vehicle consists of a left vehicle and a right vehicle, and the left vehicle and the right vehicle respectively reciprocate on the left bearing track and the right bearing track; the track shuttle comprises a vehicle body, travelling wheels, a travelling drive and a jacking device, wherein the travelling wheels and the jacking device are arranged on the vehicle body, the vehicle body comprises slotted holes and outer guide rollers, the outer guide rollers are arranged on two sides of the vehicle body and run on a lateral track, a jacking rod vertically ascends and descends in the slotted holes, the travelling wheels run on a bearing track, the jacking device comprises a jacking rod, lifting power and a bottom horizontal bar, two ends of the bottom horizontal bar are hinged with the bottom of the jacking rod, the top of the lifting power is arranged on the vehicle body, the bottom is connected with the bottom horizontal bar, when the jacking device is jacked, the top of the jacking rod running in a groove is higher than a cover plate device, the track shuttle is lower than the groove except the jacking rod, the lifting power drives the bottom horizontal bar to ascend and descend, and the top of the jacking rod is supported by the top of the jacking rod to be higher than the running of the groove.
As a further scheme of the invention: the cover plate device comprises a fixed support, the fixed support comprises a left support, a right support and a middle support, the left support is located on the left cover plate device, the right support is located on the right cover plate device, the middle support is located on the middle cover plate device, namely the left support, the right support and the middle support are located on the left side of the left groove, the right side of the right groove and between the left groove and the right groove respectively, and during production, the tray is placed on the fixed support.
As a further scheme of the invention: the rail shuttle car comprises an RGV car and a chain car, wherein the walking drive of the RGV car is arranged on the car body, and the walking drive of the chain car is arranged on the frame.
As a further scheme of the invention: the car body comprises an inner guide roller, the inner guide roller is arranged in the slotted hole, and the jacking rod vertically runs in the inner guide roller.
As a further scheme of the invention: the walking wheels and the walking drives in the left vehicle in the rail shuttle are respectively a main walking wheel and a main walking drive, and the walking wheels and the walking drives in the right vehicle are respectively an auxiliary walking wheel and an auxiliary walking drive; when the jacking device in the rail shuttle supports the tray to run, the right vehicle has A, B, C three running modes:
A. The auxiliary walking drive does not provide power, and the auxiliary walking wheel is dragged by the tray to run;
B. the auxiliary walking drive only provides small power, and the auxiliary walking wheel passively runs along with the auxiliary walking wheel;
C. the auxiliary walking drive provides power, and the auxiliary walking wheel and the main walking wheel run synchronously.
As a further scheme of the invention: the middle cover plate device comprises a middle device higher than the middle cover plate, and when the middle cover plate device acts, the tray is placed on the middle device, and the middle device comprises a rotating device, so that the tray is rotated to a set angle through the rotating device.
As a further scheme of the invention: the production line comprises a longitudinal line and a transverse line perpendicular to the longitudinal line, the grooves comprise longitudinal grooves in the longitudinal line and transverse grooves in the transverse line, the bearing rails comprise longitudinal bearing rails in the longitudinal line and transverse bearing rails in the transverse line, the RGV trolley comprises longitudinal trolleys in the longitudinal line and transverse trolleys in the transverse line, the transverse trolleys run in the transverse bearing rails, the cover plate device comprises a longitudinal cover plate device and a transverse cover plate device in an overlapping area of the longitudinal grooves and the transverse grooves, and the conversion of the tray on the longitudinal trolleys and the transverse trolleys is realized through the longitudinal cover plate device, namely the conversion of the tray between the longitudinal lines and the transverse lines is realized.
As a further scheme of the invention: the rail shuttle car comprises a longitudinal car and a transverse car, the longitudinal car comprises a longitudinal car and a transverse car, an empty-load rail is arranged below the middle cover plate device, when the longitudinal car carries the transverse car to run on the empty-load rail, the top end of a lifting rod in the transverse car is lower than the middle cover plate, and when the transverse car runs in the transverse bearing rail, the top end of the lifting rod supports a product to transversely run.
As a further scheme of the invention: the production line comprises a lifter and a return line, wherein the lifter is positioned at two ends of the production line, the return line is positioned below the rail shuttle, and the empty tray returns through the lifter through the return line; the lifting power comprises hydraulic lifting power and screw lifting power, the lifter comprises a hydraulic scissor type lifter, and the return line comprises a chain conveyor.
In summary, according to the invention, since the vehicle body of the double-track shuttle is positioned underground, the left vehicle and the right vehicle are both provided with the jacking devices, and compared with the prior art, the double-track shuttle has the following advantages: 1) When the double-track shuttle vehicle passes through the assembly station in an idle state, operators do not need to avoid; 2) The height of the vehicle body can be increased, the lifting height is not limited, the fixed support of each station can be flush with the ground or higher than the ground, and the height of each station can be set according to the requirement; 3) The fixed brackets of each station can be arranged on the left side and the right side of the product and can also be arranged in the middle position.
Drawings
Fig. 1 is a schematic view of a structure in which a rail shuttle 4 under a cover device 5 lifts a tray 2-1 or a product 1 by a lifting device 7 and walks on a carrying rail 3A;
FIG. 2 is a left side view of FIG. 1, in which outer guide rollers 4-1B are mounted on both sides of a vehicle body 4-1, and run on lateral rails 3B, and a lift rod 7-1 is vertically lifted in a slot 4-1A;
FIG. 3 is a top view of FIG. 4, also a schematic view of the left and right vehicles 4A and 4B traveling back and forth on the left and right load bearing rails 3A-1 and 3A-2, respectively;
FIG. 4 is a schematic diagram of the production line 2, and also a schematic diagram of the left carriage 4A on the left carrying rail 3A-1 and the right carriage 4B on the right carrying rail 3A-2;
Fig. 5 is a schematic view of the structure in which the product 1 rests on the fixed bracket 8 after the lifting lever 7 is lowered;
FIG. 6 is a schematic structural view of the travel drive 4-3 of the RGV trolley 4R mounted on the vehicle body 4-1 with the travel wheels 4-2 directly driven by a motor;
FIG. 7 is a schematic view of a structure in which a turning device 9A is provided between the left groove 6-1 and the right groove 6-2;
FIG. 8 is a view A-A of FIG. 7, also showing the construction of the swivel device 9A;
Fig. 9 is a schematic structural view of a cross-deck device 512 in the overlapping region of the longitudinal slots 61 and the transverse slots 62;
The longitudinal trolley 41 and the transverse trolley 42 can both put the product 1 on the longitudinal and transverse cover plate device 512, and can also take the product 1 from the longitudinal and transverse cover plate device 512, so that the conversion between the longitudinal trolley 41 and the transverse trolley 42 can be realized;
Fig. 10 is a schematic view of the structure in which the longitudinal parent vehicle 4C1 is on the empty rail 3C and the lateral child vehicle 4C2 is running on the lateral line 22;
FIG. 11 is a view A-A of FIG. 10, and is a schematic view of the structure of the transverse sub-cart 4C2 running in the transverse carrying track 3A2 with the top end of the lifting rod 7-1 supporting the product 1 for transverse running;
fig. 12 is a schematic structural view of a product 1 lifted by a transverse sub-car 4C2 from a transverse carrying rail 3A2 onto a vehicle-mounted rail 4C1-1 of a longitudinal parent car 4C1, a lifting rod 7-1 of the transverse sub-car 4C2 being lowered in the area of a middle cover plate device 5-3, the product 1 being dropped onto the area of the middle cover plate device 5-3, and the lifting rod 7-1 of the longitudinal trolley 41 lifting the product 1;
fig. 13 is a schematic view of the structure of the reworked product 1 or the pallet 2-1 for carrying the product 1 returned via the return line 2B by the lifter 2A;
1 in the figure is the product; 2 is a production line; 21 is a longitudinal line; 22 is a transverse line; 2A is an elevator; 2A1 is a hydraulic scissor lift; 2A-1 is lifting power; 2B is a return line; 2B1 is a chain conveyor; 3 is a frame comprising a cover plate device 5, a groove 6 and a bearing track 3A;3A are load bearing rails, including left load bearing rail 3A-1 and right load bearing rail 3A-2;3A-1 is a left carrying track; 3A-2 is the right carrying track; 3B lateral track; 3C is an empty rail; 3A1 is a longitudinal load-bearing rail; 3A2 is a transverse load-bearing rail; 41 is a longitudinal trolley; 42 is a transverse trolley; 4 is a trolley, which comprises a trolley body 4-1, a travelling wheel 4-2, a travelling drive 4-3 and a jacking device 7;4-1 is a vehicle body; 4-2 is a travelling wheel; 4-3 is a walking drive; 7 is a jacking device; 4A is the left vehicle; 4B is the right vehicle; 4R is RGV trolley; 4L is a chain trolley; 4C is a crossbar including a longitudinal parent 4C1 and a transverse child 4C2;4C1 is a longitudinal bus; 4C2 is a flatbed; 3A2 is a transverse load-bearing rail; 4-1A is a slot; 4-1B is an outer guide roller; 4-1C is an inner guide roller; 5 is a cover plate device, comprising a left cover plate device 5-1, a right cover plate device 5-2 and a middle cover plate device 5-3;5-1 is a left cover plate device; 5-2 is a right cover plate device; 5-3 is a middle cover plate device; 512 is a cross-bar cover plate arrangement; 6 are slots, including left slot 6-1 and right slot 6-2;6-1 is a left slot; 6-2 is a right slot; 61 is a longitudinal slot; 62 are transverse grooves; 7 is a jacking device which comprises a jacking rod 7-1, lifting power 7-2 and a bottom horizontal bar 7-3;7-1 is a lift rod; 7-2 is lifting power; 7-3 is a bottom rail; 8 is a fixed bracket; 8A is a left bracket; 8B is a right bracket; 8C is an intermediate scaffold; 9 is an intermediate device; 9A is a slewing device.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Referring to fig. 1-13, in the embodiment of the present invention, a production line 2 of a product 1 includes a tray 2-1, a rack 3 and a rail shuttle 4, the product 1 is placed on the tray 2-1, the rack 3 includes a cover plate device 5, a slot 6, a bearing rail 3A and a lateral rail 3B, the cover plate device 5 includes a left cover plate device 5-1, a right cover plate device 5-2 and a middle cover plate device 5-3, the slot 6 includes a left slot 6-1 and a right slot 6-2, and the bearing rail 3A includes a left bearing rail 3A-1 and a right bearing rail 3A-2; a left groove 6-1 is formed between the left cover plate device 5-1 and the middle cover plate device 5-3, a right groove 6-2 is formed between the middle cover plate device 5-3 and the right cover plate device 5-2, a left bearing track 3A-1 is positioned below the left groove 6-1, a right bearing track 3A-2 is positioned below the right groove 6-2, a track shuttle 4 consists of a left vehicle 4A and a right vehicle 4B, and the left vehicle 4A and the right vehicle 4B respectively reciprocate on the left bearing track 3A-1 and the right bearing track 3A-2; the track shuttle 4 comprises a car body 4-1, travelling wheels 4-2, a travelling drive 4-3 and a jacking device 7, wherein the travelling wheels 4-2 and the jacking device 7 are arranged on the car body 4-1, the car body 4-1 comprises slotted holes 4-1A and outer guide rollers 4-1B, the outer guide rollers 4-1B are arranged on two sides of the car body 4-1 and operate on a lateral track 3B, the jacking rod 7-1 vertically ascends and descends in the slotted holes 4-1A, the travelling wheels 4-2 operate on a bearing track 3A, the jacking device 7 comprises a jacking rod 7-1, lifting power 7-2 and a bottom cross bar 7-3, two ends of the bottom cross bar 7-3 are hinged with the bottom of the jacking rod 7-1, the top of the lifting power 7-2 is arranged on the car body 4-1, the bottom is connected with the bottom cross bar 7-3, when the jacking device 7 is jacked, the top of the jacking rod 7-1 operating in the slot 6 is higher than the cover plate device 5, except the jacking rod 7-1, the track shuttle 4 is lower than the top of the jacking rod 7-1 by driving the lifting power 7-2, and the jacking power 7-2 is higher than the top of the tray 1 by the lifting power 2.
What needs to be described is: the jacking rods 7-1 in the jacking devices 7 on the same vehicle can jack different heights so as to adapt to different products 1.
The cover plate device 5 comprises a fixed bracket 8, the fixed bracket 8 comprises a left bracket 8A positioned on the left cover plate device 5-1, a right bracket 8A positioned on the right cover plate device 5-2 and a middle bracket 8C positioned on the middle cover plate device 5-3, namely, the left bracket 8A, the right bracket 8A and the middle bracket 8C are respectively positioned on the left side of the left groove 6-1, the right side of the right groove 6-2 and between the left groove 6-1 and the right groove 6-2, and the tray 2-1 is placed on the fixed bracket 8 during production.
It should be noted that: the heights of the left bracket 8A and the right bracket 8A and the middle bracket 8C may be different; the fixing bracket 8 can have different heights at different stations; the bottom of the tray 2-1 is provided with a positioning hole, the fixed support 8 is provided with a positioning pin, and the positioning pin is inserted into the positioning hole to realize the accurate positioning of the tray 2-1.
The rail shuttle 4 comprises an RGV trolley 4R and a chain trolley 4L, a traveling drive 4-3 of the RGV trolley 4R is arranged on the trolley body 4-1, and the traveling drive 4-3 of the chain trolley 4L is arranged on the frame 3.
The car body 4-1 comprises an inner guide roller 4-1C, the inner guide roller 4-1C is arranged in the slotted hole 4-1A, and the jacking rod 7-1 vertically runs in the inner guide roller 4-1C; the jacking device 7 is subjected to vertical forces by the bottom rail 7-3 and horizontal forces by the inner guide roller 4-1C.
The walking wheels 4-2 and the walking drives 4-3 in the left vehicle 4A in the rail shuttle 4 are respectively a main walking wheel and a main walking drive, and the walking wheels 4-2 and the walking drives 4-3 in the right vehicle 4B are respectively an auxiliary walking wheel and an auxiliary walking drive; when the jacking device 7 in the rail shuttle 4 supports the tray 2-1 to run, the right vehicle 4B has A, B, C three running modes:
A. The auxiliary walking drive does not provide power, and the auxiliary walking wheel is dragged by the tray to run;
B. the auxiliary walking drive only provides small power, and the auxiliary walking wheel passively runs along with the auxiliary walking wheel;
C. the auxiliary walking drive provides power, and the auxiliary walking wheel and the main walking wheel run synchronously.
The middle cover plate device 5-3 comprises a middle device 9 higher than the middle cover plate 5-3A, when the middle cover plate device acts, the tray 2-1 is placed on the middle device 9, the middle device 9 comprises a rotating device 9A, and the tray 2-1 is rotated to a set angle through the rotating device 9A.
The production line 2 comprises a longitudinal line 21 and a transverse line 22 perpendicular to the longitudinal line 21, the groove 6 comprises a longitudinal groove 61 in the longitudinal line 21 and a transverse groove 62 in the transverse line 22, the carrying rail 3A comprises a longitudinal carrying rail 3A1 in the longitudinal line 21 and a transverse carrying rail 3A2 in the transverse line 22, the RGV trolley 4R comprises a longitudinal trolley 41 in the longitudinal line 21 and a transverse trolley 42 in the transverse line 22, the transverse trolley 42 runs in the transverse carrying rail 3A2, the cover plate device 5 comprises a longitudinal cover plate device 512 in the overlapping area of the longitudinal groove 61 and the transverse groove 62, and the conversion of the tray 2-1 on the longitudinal trolley 41 and the transverse trolley 42, namely the conversion of the tray 2-1 between the longitudinal line 21 and the transverse line 22, is realized through the longitudinal cover plate device 512.
The left and right vehicles of the longitudinal mother vehicle 4C1 are respectively provided with 8 groups of wheels, 4 groups of wheels are respectively arranged at the front part and the tail part of the vehicle body, and the wheel wheelbase C of the front part and the tail part is larger than the gap distance d of the longitudinal line 21; the left and right vehicles of the transverse sub-vehicle 4C2 are respectively provided with 8 groups of wheels, 4 groups of wheels are respectively arranged at the front part and the tail part of the vehicle body, the wheel wheelbase of the front part and the tail part is set to be a, the longitudinal parent vehicle 4C1 is provided with a vehicle-mounted track 4C1-1 for running the transverse sub-vehicle 4C2, and the gap distance between the vehicle-mounted track 4C1-1 and the transverse bearing track 3A2 is set to be b, so that a is larger than b.
The rail shuttle 4 comprises a longitudinal vehicle 4C, the longitudinal vehicle 4C comprises a longitudinal vehicle 4C1 and a transverse vehicle 4C2, an empty-load rail 3C is arranged below the middle cover plate device 5-3, when the longitudinal vehicle 4C1 carries the transverse vehicle 4C2 to run on the empty-load rail 3C, the top end of a lifting rod 7-1 in the transverse vehicle 4C2 is lower than the middle cover plate 5-3A, and when the transverse vehicle 4C2 runs in the transverse bearing rail 3A2, the top end of the lifting rod 7-1 supports a product 1 or a tray 2-1 to transversely run.
It should be noted that: the longitudinal trolley 41 can be powered by a trolley wire, and the trolley wire is positioned below the transverse bearing track 3A2 and the longitudinal and transverse trolley 42; the power supply of the longitudinal bus 4C1 can be realized by a trolley line; the power supply of the transverse sub-vehicle 4C2 can be realized by adopting synchronous winch power supply on the longitudinal parent vehicle 4C 1; the longitudinal bearing track 3A1 can adopt a disconnected structure at the interface with the transverse bearing track 3A2, the track shuttle 4 adopts a multi-row travelling wheel 4-2 structure, and spans the gap. If the longitudinal carrying track 3A1 breaks, the transverse carrying track 3A2 is continuous.
The production line 2 comprises a lifter 2A and a return line 2B, wherein the lifter 2A is positioned at two ends of the production line 2, the return line 2B is positioned below the rail shuttle 4, and the empty tray 2-1 returns through the lifter 2A and the return line 2B; the lifting power 7-2 includes hydraulic lifting power 7-2A and screw lifting power 7-2B, the lifter 2A includes a hydraulic scissor lift 2A1, and the return line 2B includes a chain conveyor 2B1.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention, and it should be noted that the terms "mounted", "connected" should be construed broadly, for example, may be fixedly connected, may be detachably connected, or integrally formed, may be mechanically connected, or may be indirectly connected through intermediaries, and the specific meaning of terms in the present invention may be understood in specific cases.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The production line (2) of the double-track shuttle production line is characterized by comprising a tray (2-1), a rack (3) and a track shuttle (4), wherein the product (1) is placed on the tray (2-1), the rack (3) comprises a cover plate device (5), a groove (6), a bearing track (3A) and a lateral track (3B), the cover plate device (5) comprises a left cover plate device (5-1), a right cover plate device (5-2) and an intermediate cover plate device (5-3), the groove (6) comprises a left groove (6-1) and a right groove (6-2), and the bearing track (3A) comprises a left bearing track (3A-1) and a right bearing track (3A-2); a left groove (6-1) is formed between the left cover plate device (5-1) and the middle cover plate device (5-3), a right groove (6-2) is formed between the middle cover plate device (5-3) and the right cover plate device (5-2), a left bearing track (3A-1) is positioned below the left groove (6-1), a right bearing track (3A-2) is positioned below the right groove (6-2), a track shuttle (4) consists of a left vehicle (4A) and a right vehicle (4B), and the left vehicle (4A) and the right vehicle (4B) respectively reciprocate on the left bearing track (3A-1) and the right bearing track (3A-2); the track shuttle (4) comprises a vehicle body (4-1), travelling wheels (4-2), a travelling drive (4-3) and a jacking device (7), wherein the travelling wheels (4-2) and the jacking device (7) are arranged on the vehicle body (4-1), the vehicle body (4-1) comprises a slotted hole (4-1A) and an outer guide roller (4-1B), the outer guide roller (4-1B) is arranged on two sides of the vehicle body (4-1), the lateral track (3B) operates, the jacking rod (7-1) vertically ascends and descends in the slotted hole (4-1A), the travelling wheels (4-2) operate on the bearing track (3A), the jacking device (7) comprises a jacking rod (7-1), lifting power (7-2) and a bottom cross bar (7-3), two ends of the bottom cross bar (7-3) are hinged with the bottom of the jacking rod (7-1), the top of the lifting power (7-2) is arranged on the vehicle body (4-1), the bottom is connected with the bottom cross bar (7-3) and the jacking device (7-1) is arranged in a lifting cover plate (5) when the jacking device (7-1) is in a lifting mode, the rail shuttles (4) are lower than the grooves (6), and the lifting power (7-2) drives the bottom cross bars (7-3) to lift, so that the top of the lifting rod (7-1) supports the tray (2-1) to be higher than the grooves (6);
The rail shuttle car (4) comprises an RGV trolley (4R) and a chain type trolley (4L), a traveling drive (4-3) of the RGV trolley (4R) is arranged on the car body (4-1), and the traveling drive (4-3) of the chain type trolley (4L) is arranged on the frame (3);
The production line (2) comprises a longitudinal line (21) and a transverse line (22) perpendicular to the longitudinal line (21), the groove (6) comprises a longitudinal groove (61) in the longitudinal line (21) and a transverse groove (62) in the transverse line (22), the bearing track (3A) comprises a longitudinal bearing track (3A 1) in the longitudinal line (21) and a transverse bearing track (3A 2) in the transverse line (22), the RGV trolley (4R) comprises a longitudinal trolley (41) in the longitudinal line (21) and a transverse trolley (42) in the transverse line (22), the transverse trolley (42) runs in the transverse bearing track (3A 2), the cover plate device (5) comprises a longitudinal groove (61) and a transverse groove (62) overlapping area and a transverse cover plate device (512), and the conversion of the tray (2-1) on the longitudinal trolley (41) and the transverse trolley (42) is realized through the transverse cover plate device (512), namely the conversion of the tray (2-1) between the longitudinal line (21) and the transverse line (22) is realized;
The rail shuttle car (4) comprises a longitudinal car (4C), the longitudinal car (4C) comprises a longitudinal car (4C 1) and a transverse car (4C 2), an empty-load rail (3C) is arranged below the middle cover plate device (5-3), when the longitudinal car (4C 1) carries the transverse car (4C 2) to run on the empty-load rail (3C), the top end of a lifting rod (7-1) in the transverse car (4C 2) is lower than the middle cover plate (5-3A), and when the transverse car (4C 2) runs in the transverse bearing rail (3A 2), the top end of the lifting rod (7-1) supports a product (1) to transversely run;
The production line (2) comprises a lifter (2A) and a return line (2B), the lifter (2A) is positioned at two ends of the production line (2), the return line (2B) is positioned below the rail shuttle car (4), and the empty tray (2-1) returns through the lifter (2A) and the return line (2B); the lifting power (7-2) comprises hydraulic lifting power (7-2A) and screw lifting power (7-2B), the lifter (2A) comprises a hydraulic scissor type lifter (2A 1), and the return line (2B) comprises a chain conveyor (2B 1).
2. The double-track shuttle production line according to claim 1, wherein the cover plate device (5) comprises a fixed bracket (8), the fixed bracket (8) comprises a left bracket (8A) positioned on the left cover plate device (5-1), a right bracket (8A) positioned on the right cover plate device (5-2) and a middle bracket (8C) positioned on the middle cover plate device (5-3), namely, the left bracket (8A), the right bracket (8A) and the middle bracket (8C) are respectively positioned on the left side of the left groove (6-1), the right side of the right groove (6-2) and between the left groove (6-1) and the right groove (6-2), and the tray (2-1) is placed on the fixed bracket (8) during production.
3. A dual track shuttle production line according to claim 2, characterized in that the vehicle body (4-1) comprises an inner guide roller (4-1C), the inner guide roller (4-1C) being mounted in the slot (4-1A), the lifting rod (7-1) running vertically in the inner guide roller (4-1C).
4. A dual-track shuttle production line according to claim 3, wherein the travelling wheels (4-2) and the travelling drives (4-3) in the left vehicle (4A) in the track shuttle (4) are main travelling wheels and main travelling drives, respectively, and the travelling wheels (4-2) and the travelling drives (4-3) in the right vehicle (4B) are auxiliary travelling wheels and auxiliary travelling drives, respectively; when the jacking device (7) in the track shuttle (4) supports the tray (2-1) to run, the right vehicle (4B) has A, B, C three running modes:
A. The auxiliary walking drive does not provide power, and the auxiliary walking wheel is dragged by the tray to run;
B. the auxiliary walking drive only provides small power, and the auxiliary walking wheel passively runs along with the auxiliary walking wheel;
C. the auxiliary walking drive provides power, and the auxiliary walking wheel and the main walking wheel run synchronously.
5. The dual-track shuttle production line according to claim 4, wherein the middle cover plate device (5-3) comprises a middle device (9) higher than the middle cover plate (5-3A), and the tray (2-1) is placed on the middle device (9) when the dual-track shuttle production line is operated, the middle device (9) comprises a turning device (9A), and the tray (2-1) is turned to a set angle through the turning device (9A).
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| CN202111575350.7A CN114933129B (en) | 2021-12-22 | 2021-12-22 | Double-track shuttle production line |
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| CN117049095A (en) * | 2023-08-28 | 2023-11-14 | 徐州徐工基础工程机械有限公司 | Auxiliary lifting mechanism of positioner and use method thereof |
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| CN114933129A (en) | 2022-08-23 |
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