CN213444766U - Uninterrupted circulation device for traction converter assembly line - Google Patents

Abstract

The utility model provides a draw incessant circulation device of converter assembly line, include: the device comprises a rail transport line, a traveling mechanism and a lifting mechanism, wherein the rail transport line is of an upper-layer structure and a lower-layer structure; the travelling mechanism transversely travels on an upper layer structure of the rail transport line; the lifting mechanism is arranged on the travelling mechanism, and goods lifted by the lifting mechanism are longitudinally transported between an upper layer structure of the rail transport line and a lower layer structure of the rail transport line; goods lifted by the lifting mechanism are transversely suspended and transported through the travelling mechanism, so that the goods are transported between different stations of the rail transport line. The utility model provides a draw incessant circulation device of converter assembly line for at least, solve and draw the converter production equipment in-process, carry the technical problem of work efficiency low, consuming time long, unable leap-over transport.

Description

Uninterrupted circulation device for traction converter assembly line

Technical Field

The utility model relates to a traction converter equipment that urban rail transit train used especially relates to a incessant circulation device of traction converter assembly line.

Background

The traction converter is a traction auxiliary converter applied to urban rail transit such as high-speed motor train units and subways, and along with the sharp increase of rail transit requirements, the demand of the traction converter is continuously increased. A plurality of tools are needed to support and carry the traction converter during assembly, the weight of the traction converter used by the whole motor car is up to 3 tons, the length and the width of the traction converter are about 3-4 meters, the traction converter needs to be transferred from one station to another station in the production and assembly processes, and due to the fact that the traction converter is large in size and weight, great difficulty is brought to carrying work, and production progress is affected.

At present, in the production and assembly process of a traction converter, the time required for completing the carrying work of one traction converter is at least 30 minutes, the time consumption of the operation process of carrying once is long, the carrying process is that an electric truck is operated to do ascending, descending, advancing and retreating motions, the electric truck moves the traction converter to be carried below a supporting line, the position of the electric truck is continuously adjusted during carrying, the limitation of a production line is large, the traction converter can not be placed on any idle load or real load station in the transportation process, and a plurality of traction converters are often required to be carried on the whole line, so that the carrying work efficiency is low, and the requirement of large-scale production can not be met.

Therefore, it is necessary to improve the existing traction converter assembly line, so that the transportation efficiency can be improved, the transportation time can be shortened, and the transportation operation of the traction converter can be flexibly realized.

Disclosure of Invention

The utility model provides a draw incessant circulation device of converter assembly line for at least, solve and draw the converter production equipment in-process, carry the technical problem of work efficiency low, consuming time long, unable leap-over transport.

In order to achieve the above object, the utility model provides a traction converter assembly line incessant circulation device, include:

the rail transport line is of an upper-layer structure and a lower-layer structure;

the traveling mechanism transversely travels on an upper layer structure of the rail transport line;

the lifting mechanism is arranged on the travelling mechanism, and cargoes lifted by the lifting mechanism are longitudinally transported between an upper layer structure of the rail transport line and a lower layer structure of the rail transport line;

goods lifted by the lifting mechanism are transversely suspended and transported through the travelling mechanism, so that the goods are transported between different stations of the rail transport line. The lifting mechanism lifts the goods to a preset height, the goods are driven to be transported to the upper side of any available station on the rail transport line from the upper side of one station through the transverse movement of the travelling mechanism, then the goods are driven to descend through the lifting mechanism and are placed on the station, so that the transportation of the goods is realized, the efficiency of goods transportation is improved, and the goods transportation time in the production process is saved. Even when goods are placed on the station below the goods transportation path, the goods can be transferred to the next available station by crossing the station on which the goods are placed, so that the effect of crossing the goods transportation is realized, and the goods transportation is very flexible and convenient.

In a possible implementation manner, the rail transport line includes a plurality of pairs of supporting seats, a pair of rails disposed at upper ends of the plurality of pairs of supporting seats, and a pair of bearing beams disposed at middle portions of the plurality of pairs of supporting seats, the traveling mechanism travels transversely along the pair of rails, and the bearing beams are used for supporting goods placed on different stations of the rail transport line.

In one possible implementation mode, the walking mechanism comprises a main beam frame, roller seats arranged on two sides of the main beam frame, and a plurality of rollers arranged at the lower ends of the roller seats, and the rollers roll along the pair of tracks.

In a possible implementation manner, the lifting mechanism includes a lifting driving motor, a lifting beam and a lead screw nut mechanism, the lead screw nut mechanism includes a threaded sleeve seat fixedly connected with the traveling mechanism and a lead screw sleeved in the threaded sleeve seat, and a lower end of the lead screw is connected to the lifting beam;

the lifting driving motor drives the lead screw nut mechanism to act, and the lead screw drives the lifting beam to move up and down.

In a possible implementation manner, the lifting mechanism further includes a transmission mechanism, the transmission mechanism includes a first speed change conversion device, a first transmission shaft, a second speed change conversion device and a second transmission shaft, an output shaft of the lifting driving motor is connected to the first speed change conversion device, the left and right sides of the first speed change conversion device are respectively connected to one ends of the two first transmission shafts, the other ends of the two first transmission shafts are respectively connected to the two second speed change conversion devices, the left and right sides of the second speed change conversion device are respectively connected to one ends of the two second transmission shafts, and the other ends of the second transmission shafts are connected to the threaded sleeve seats.

In a possible implementation manner, the traction converter assembly line uninterrupted circulation device further comprises a guide mechanism, wherein the guide mechanism comprises a guide seat and a guide shaft, the guide seat is arranged on the traveling mechanism, the lower end of the guide shaft is arranged on the lifting beam, and the guide shaft is sleeved in the guide seat.

In a possible implementation mode, the traction converter assembly line uninterrupted circulation device further comprises a hoisting frame, the hoisting frame comprises at least two hoisting beams arranged at intervals and a pair of convex beams connected to two sides of the upper end of each hoisting beam, the convex beams are located on the bearing beams, and the lifting beams extend to the lower sides of the convex beams.

In a possible implementation mode, the side surface of the roller seat is provided with at least one walking motor for driving the roller to roll.

In a possible implementation manner, the main beam frame comprises a plurality of second beams and first beams arranged perpendicular to the plurality of second beams, the plurality of second beams are arranged at intervals in sequence, at least one first beam is connected to one end of the plurality of second beams, and at least one first beam is connected to the other end of the plurality of second beams.

In a possible embodiment, a limit switch is arranged on the spindle.

The utility model provides an incessant circulation device of traction converter assembly line, through setting up hoist mechanism, promote the goods to predetermined height of hanging, carry goods lateral shifting in the horizontal plane through running gear, realize on the goods shifts to any available station on the rail transport line from a work, when station below its transfer route has the goods to exist, can directly stride across the goods that already exist at the in-process that the goods shifted, realize strideing across the formula transport, the transportation efficiency has been improved and the security of traction converter at the assembly line has been practiced thrift, the transit time has been practiced thrift.

In addition to the technical problems solved by the embodiments of the present invention, the technical features constituting the technical solutions, and the advantageous effects brought by the technical features of these technical solutions, other technical problems that can be solved by the uninterruptible circulation device for a traction converter assembly line, other technical features included in the technical solutions, and advantageous effects brought by these technical features according to the embodiments of the present invention will be further described in detail in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view of an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention;

fig. 2 is a top view of an uninterruptible flow device of a traction converter assembly line according to an embodiment of the present invention;

fig. 3 is a state diagram of the highest lifting position and the lowest lifting position of the load-bearing goods of the uninterruptible circulation device of the traction converter assembly line according to the embodiment of the present invention;

fig. 4 is a structural diagram of a traveling mechanism and a lifting mechanism of an uninterruptible circulation device of a traction converter assembly line provided by the embodiment of the present invention;

fig. 5 is a right side view of fig. 4 of the uninterruptible flow device of the traction converter assembly line provided in the embodiment of the present invention;

fig. 6 is a top view of fig. 4 in the uninterruptible flow device of the traction converter assembly line according to the embodiment of the present invention;

fig. 7 is a top view of a traveling mechanism of an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention;

fig. 8 is a right side view of a traveling mechanism of the uninterruptible flow device of the traction converter assembly line according to the embodiment of the present invention;

fig. 9 is a front view of a traveling mechanism of an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention;

fig. 10 is a top view of a main beam frame of an uninterruptible flow device of a traction converter assembly line according to an embodiment of the present invention;

fig. 11 is a front view of a main beam frame of the uninterruptible circulation device of the traction converter assembly line according to the embodiment of the present invention;

fig. 12 is a partial structure view of a rail transport line of an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention;

fig. 13 is a right side view of fig. 12 of the uninterruptible flow device of the traction converter assembly line provided in the embodiment of the present invention;

fig. 14 is a top view of a lifting mechanism in an uninterruptible flow device of a traction converter assembly line according to an embodiment of the present invention;

fig. 15 is a structural diagram of a screw nut mechanism in the uninterruptible flow device of the traction converter assembly line provided in the embodiment of the present invention;

fig. 16 is a structural diagram of a guide mechanism in an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention;

fig. 17 is a cross-sectional view of fig. 16 of an uninterruptible flow device in a traction converter assembly line according to an embodiment of the present invention;

fig. 18 is the embodiment of the utility model provides a structure view of hoist and mount frame in the incessant circulation device of traction converter assembly line.

Description of reference numerals:

10-rail transport line; 11-a spandrel girder; 111-spandrel girder interface; 12-a track; 13-a support base; 131-a cargo carrying upright; 132-a lifting device carrying column; 133-a connecting beam; 134-rib plate; 14-a rail-bearing beam; 141-support rail beam interface; 142-rib plate; 20-hoisting frame; 21-hoisting the beam; 22-convex beam; 221-a baffle; 23-a reinforcing plate; 30-a traveling mechanism; 31-a main beam frame; 311-a first beam; 312 — a second beam; 314-a bearing plate; 315-connecting plate; 32-roller seat; 33-a roller; 35-a walking motor; 36-a bearing seat; 40-cargo; 50-a lifting mechanism; 51-a lift drive motor; 52-first variable speed shifting means; 53-a first drive shaft; 54-a second shift conversion device; 55-a second drive shaft; 56-lead screw nut mechanism; 561-a lead screw; 562-a threaded sleeve seat; 57-a lifting beam; 58-limit switch; 60-a guide mechanism; 61-a guide shaft; 62-a guide seat; 63-shaft sleeve.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

With the rapid development of urban construction, the demand of high-speed motor train units and subways in urban rail transit is also increasing, and the traction converter is one of key components used in the high-speed motor train units and the urban rail transit, and has the main function of converting electric energy between a direct current system and an alternating current system and converting the electric energy from a contact network into uniform, fluctuation-free and interruption-free electric energy required by a traction motor. Because the traction converter is large in size and heavy in weight, the traction converter is very inconvenient to transport from one station to another station in the production group transfer process, long time is consumed in once-carrying operation, the efficiency is low, and the requirement of large-scale production is difficult to meet.

At present, in the production and assembly of the traction converter, the traction converter is conveyed by an electric truck, the electric truck moves below a production line, the traction converter is lifted by a hydraulic device in the electric truck, during the conveyance, an operator needs to continuously adjust the position of the electric truck to align with conveying equipment, the electric truck is continuously controlled to do ascending, descending, advancing and retreating movements all the time, the traction converter is transferred from one station to another station, the time required in the once-conveying operation process is long, and a plurality of traction converters are always required to be conveyed on the whole production line, so that the multi-person cooperative operation is required, the conveying operation is long in time consumption, the efficiency is low, and the equipment cost is high. In addition, in the production and assembly of the conventional traction converter, a matched electric truck needs to be configured, so that the cost is high.

In view of the above background, the following describes an uninterruptible circulation device of a traction converter assembly line according to an embodiment of the present invention with reference to fig. 1 to 18.

Referring to fig. 1 and 2, an embodiment of the present invention provides an uninterrupted circulation device for a traction converter assembly line, including: the track transport line 10 is of an upper-layer structure and a lower-layer structure, and the traveling mechanism 30 transversely travels on the upper-layer structure of the track transport line 10.

Referring to fig. 3 and 4, the lifting mechanism 50 is provided on the traveling mechanism 30, and the goods 40 lifted by the lifting mechanism 50 are longitudinally transported between the upper structure of the rail transit line 10 and the lower structure of the rail transit line 10 to perform the lifting motion of the goods 40, and fig. 2 illustrates the highest position state and the lowest position state of the lifting motion of the goods 40 lifted by the lifting mechanism 50;

the cargo 40 referred to in this application includes both unassembled and assembled traction converters on the traction converter assembly line.

Referring to fig. 2 and 4, the cargo 40 lifted by the lifting mechanism 50 is transported in a laterally suspended manner by the traveling mechanism 30, so that the cargo 40 is transported between different stations of the rail transport line 10. The cargo 40 lifted by the lifting mechanism 50 is transported in the air, that is, the lifted cargo 40 can cross any idle and loaded stations, so that the lifted cargo 40 is suspended and placed on any idle station on the supporting line.

Lifting mechanism 50 promotes goods 40 to predetermined high position, running gear 30 lateral motion drives the horizontal transportation of goods 40 after promoting, transport the top of the arbitrary available station of rail transport line 10, through lifting gear's 50 elevating movement, place goods 40 on the station, realize like this that goods 40 shifts to another station from a station, even if already occupied on the station of goods 40 transport route downside, also can stride occupied station and realize carrying to next station, and can carry a plurality of goods 40 simultaneously and transport, no longer need many people to operate in coordination, it is more convenient to use, the handling efficiency has been improved, the handling time has been practiced thrift, the demand of large-scale production has been satisfied.

Referring to fig. 4 and 13, the rail transport line 10 includes a plurality of pairs of supporting bases 13, a pair of rails 12 disposed at upper ends of the plurality of pairs of supporting bases 13, and a pair of bearing beams 11 disposed at middle portions of the plurality of pairs of supporting bases 13, the traveling mechanism 30 travels transversely along the pair of rails 12, and the bearing beams 11 are used for supporting the goods 40 placed at different stations of the rail transport line 10.

Referring to fig. 4 and 13, each pair of supporting seats 13 are arranged oppositely, each supporting seat 13 includes a cargo supporting column 131, a lifting device supporting column 132 and at least one connecting beam 133, the cargo supporting column 131 and the lifting device supporting column 132 are arranged in parallel, and the connecting beam 133 is vertically connected between the cargo supporting column 131 and the lifting device supporting column 132, so that the stability of the overall structure of the supporting seat 13 is enhanced.

Specifically, there are two connecting beams 133, and the two connecting beams 133 are spaced apart from each other in the vertical direction.

Referring to fig. 12 and 13, the load-bearing beam 11 is disposed on the top of the cargo-bearing columns 131, and the plurality of cargo-bearing columns 131 are commonly supported on the lower end of the load-bearing beam 11, and the load-bearing beam 11 has a load-bearing beam interface 111 on the inner side of the load-bearing beam 11, and the load-bearing beam 11 is formed by connecting a plurality of sections of structures.

The upper end of the hoisting device bearing upright 132 is provided with a rail bearing beam 14, the hoisting device bearing upright 132 is supported at the lower end of the rail bearing beam 14, the rail 12 is arranged on the rail bearing beam 14, the inner side of the rail bearing beam 14 is provided with a rail bearing beam interface 141, and the rail bearing beams 14 are formed by connecting a plurality of sections of structures.

It will be readily appreciated that the height of the hoist load-bearing column 132 is greater than the height of the cargo load-bearing column 131, so that the load-bearing beam 11 disposed at the upper end of the cargo load-bearing column 131 acts as the substructure of the rail transport line 10; the rail bearing beam 14 arranged at the upper end of the bearing upright post 132 of the lifting device and the rail 12 arranged on the rail bearing beam 14 are used as the upper layer structure of the rail transport line 10, the rail transport line 10 with the upper and lower double-layer structure improves the safety, the rapidness and the accuracy production of an assembly production line, and the limitation of the traditional production line structure is broken through, so that the production progress is improved.

In order to reinforce the strength of the rail bearing beam 14, a plurality of rib plates 142 are provided at intervals on both sides of the rail bearing beam 14.

In order to increase the placing stability of the supporting seat 13, a plurality of rib plates 134 are arranged at the lower ends of the load bearing upright 131 and the lifting device load bearing upright 132, the plurality of rib plates 134 are uniformly distributed around the circumference of the load bearing upright 131 and the lifting device load bearing upright 132, and in addition, the lower ends of the load bearing upright 131 and the lifting device load bearing upright 132 and the plant ground are fixed by chemical bolts.

Referring to fig. 8 and 9, the traveling mechanism 30 includes a main frame 31, roller mounts 32 provided on both sides of the main frame 31, and a plurality of rollers 33 provided on lower ends of the roller mounts 32, the rollers 33 rolling along the pair of rails 12. The traveling mechanism 30 is simple in structure and low in cost, and compared with the existing assembly production line, the electric carrier does not need to be configured, and the production cost is saved.

Preferably, as shown in fig. 7 and 8, two roller seats 32 are provided at both sides of the main frame 31, 2 rollers 33 are provided at the lower end of each roller seat 32, and the rollers 33 under the two roller seats 32 at one side of the main frame 31 are positioned on the same straight line, thereby ensuring smooth forward and backward movement of the traveling mechanism 30.

At least one walking motor 35 for driving the roller 33 to roll is arranged on the side surface of the roller seat 32, and the roller 33 synchronously rolls through a frequency converter by the walking motor 35.

Referring to fig. 5 and 6, the lifting mechanism 50 includes a lifting driving motor 51, a lifting beam 57 and a screw nut mechanism 56, the screw nut mechanism 56 includes a threaded sleeve seat 562 fixedly connected with the traveling mechanism 30 and a screw 561 sleeved in the threaded sleeve seat 562, and a lower end of the screw 561 is connected to the lifting beam 57;

the lifting driving motor 51 drives the screw nut mechanism 56 to move, so that the screw 561 drives the lifting beam 57 to move up and down.

The number of the screw nut mechanisms 56 is 4, the thread sleeve seats 562 are arranged on the main beam frame 31 of the travelling mechanism 30, and the 4 thread sleeve seats 562 are respectively positioned at 4 corner positions close to the main beam frame 31.

Referring to fig. 14, the lifting mechanism 50 further includes a transmission mechanism, the transmission mechanism includes a first speed change device 52, a first transmission shaft 53, a second speed change device 54 and a second transmission shaft 55, an output shaft of the lifting driving motor 51 is connected to the first speed change device 52, left and right sides of the first speed change device 52 are respectively connected to one ends of the two first transmission shafts 53, the other ends of the two first transmission shafts 53 are respectively connected to the two second speed change devices 54, left and right sides of the second speed change device 54 are respectively connected to one ends of the two second transmission shafts 55, and the other end of the second transmission shaft 55 is connected to the threaded socket 562.

In the application, 4 lead screw nut mechanisms 56 are driven by one lifting drive motor 51, and the variable speed conversion device in the transmission mechanism ensures that the 4 lead screw nut mechanisms 56 synchronously act, so that 4 lead screws 561 are synchronously lifted or synchronously descended, and the lifting mechanism 50 is ensured to drive the lifting frame 20 to stably lift or descend.

The first and second shift conversion devices 52 and 54 are all unitary structures that combine the transmission and the converter.

When the lifting mechanism 50 works, the lifting driving motor 51 drives the output shaft of the lifting driving motor 51 to rotate, after the speed change and output reversing action of the first speed change conversion device 52, the two first transmission shafts 53 are driven to rotate, after the speed change and output reversing action of the two first transmission shafts 53 through the second speed change conversion device 54, the 4 second transmission shafts 55 are driven to rotate, the second transmission shafts 55 drive the screw nut mechanisms 56 to act, and the threaded sleeve base 562 drives the screw 561 to move up and down.

In another embodiment of this embodiment, the uninterrupted circulation device of the converter assembly line further includes a guiding mechanism 60, as shown in fig. 5 and 16, the guiding mechanism 60 includes a guiding seat 62 and a guiding shaft 61, the guiding seat 62 is disposed on the traveling mechanism 30, the lower end of the guiding shaft 61 is disposed on the lifting beam 57, and the guiding shaft 61 is sleeved in the guiding seat 62. In the process of the lifting movement of the lifting mechanism 50, the guide mechanism 60 plays a role in guiding, and considering that the shape and the specification and the size of the goods 40 are different, the guide mechanism 60 can ensure the stability of the goods 40 with different specifications and sizes in the lifting and descending processes.

Specifically, in order to better play a role in guiding the guiding mechanism 60 in the working process of the lifting mechanism 50, the number of the guiding mechanisms 60 is 4, the guiding seats 62 are arranged on two sides of the main beam frame 31 of the traveling mechanism 30, and the 4 guiding seats 62 are respectively arranged at 4 corner positions close to the main beam frame 31, so that the lifting mechanism 50 can be stably lifted, the problems of inclination, displacement and the like are solved, and the goods 40 can be stably lifted and lowered at each station.

Referring to fig. 17, in order to make the guide shaft 61 smoothly slide in the guide holder 62, a bushing 63 is further provided in the guide holder 62, and the bushing 63 is located between the guide holder 62 and the guide shaft 61.

In another embodiment of this embodiment, referring to fig. 3 and 4, the uninterrupted circulation device for the converter assembly line further includes a hoisting frame 20, referring to fig. 18, the hoisting frame 20 includes at least two hoisting beams 21 arranged at intervals and a pair of convex beams 22 connected to two sides of the upper end of the hoisting beam 21, the convex beams 22 are located on the upper side of the bearing beam 11, the lifting beam 57 extends to the lower side of the convex beams 22, and the hoisting frame 20 is used for bearing the cargo 40.

A reinforcing plate 23 is arranged between the lower end of the convex beam 22 and the side surface of the hoisting cross beam 21, so that the overall strength of the hoisting frame 20 is improved.

Referring to fig. 3 and 18, the lower ends of the pair of convex beams 22 are each provided with a baffle 221, and when the hoist frame 20 is lifted up with the hoist beam 57 extended to the lower side of the convex beam 22, the baffle 221 separates the hoist beam 57 from the bearing beam 11 well.

Referring to fig. 10, the main beam frame 31 includes a plurality of second beams 312 and first beams 311 arranged perpendicular to the plurality of second beams 312, the plurality of second beams 312 are arranged in sequence at intervals, at least one first beam 311 is connected to one end of the plurality of second beams 312, and at least one first beam 311 is connected to the other end of the plurality of second beams 312.

Specifically, the number of the second beams 312 is 5, the number of the first beams 311 is 4, two first beams 311 are arranged in parallel and connected to one end of the second beam 312, and the other two first beams 311 are arranged in parallel and connected to the other end of the second beam 312. Referring to fig. 10 and 11, a bearing plate 314 is provided on one second beam 312 in the middle, and connection plates 315 are provided on the lower surfaces of both ends of the first beam 311.

Referring to fig. 6, 7 and 10, the first transmission shaft 53 spans a plurality of second beams 312, and the first transmission shaft 53 is rotatably disposed in the bearing seat 36 on the second beams 312, the first transmission shaft 53 and the second beams 312 are perpendicular to each other; the second transmission shafts 55 are rotatably arranged in the bearing seats 36 on the two outermost second beams 312, the second transmission shafts 55 and the second beams 312 are parallel to each other, and the lifting drive motor 51 is arranged on the bearing plate 314.

Referring to fig. 15, a limit switch 58 is provided on the lead screw 561. Specifically, two limit switches 58 are disposed on the screw 561, and the two limit switches 58 are spaced from each other in the height direction, so as to respectively detect the upper limit position and the lower limit position of the movement on the screw 561.

Referring to fig. 1 and 2, the rail transport line 10 is not limited to be connected by welding, and both ends of the rail 12 of the rail transport line 10 are provided with an electrical limiting device and a mechanical limiting device for preventing the running gear 30 from falling off the rail.

In order to more conveniently carry the traction current converter in the production and assembly process, the traction current converter assembly line uninterrupted circulation device provided by the application can be further provided with a hand-operated switch manipulator and a remote control manipulator.

During operation, the lifting mechanism 50 lifts the hoisting frame 20 loaded with the goods 40, and then after the traveling mechanism 30 travels, the goods 40 are transferred from the upper part of one station to the upper part of another available vacant station, and the lifting mechanism 50 descends to place the hoisting frame 20 loaded with the goods 40 on the other available vacant station, so that the transportation of the goods 40 is realized.

When the lifting mechanism 50 is lifted, the goods 40 are placed in the hoisting frame 20, the lifting driving motor 51 of the lifting mechanism 50 drives the screw nut mechanism 56 to act, the screw 561 moves upwards, so that the lifting beam 57 connected with the lower end of the screw 561 abuts against the lower end of the convex beam 22 of the hoisting frame 20, and the hoisting frame 20 and the goods 40 placed in the hoisting frame 20 are lifted and move upwards vertically to perform lifting movement.

When the lifting mechanism 50 descends, the lifting driving motor 51 of the lifting mechanism 50 drives the screw nut mechanism 56 to act, the screw 561 descends, the hoisting frame 20 is always abutted against the lifting beam 57 connected to the lower end of the screw 561 under the action of self gravity, so that the hoisting frame 20 and the goods 40 placed in the hoisting frame 20 are driven to vertically move downwards, until the lower end of the convex beam 22 abuts against the bearing beam 11, the lifting beam 57 connected to the lower end of the screw 561 is separated from the convex beam 22, and the hoisting frame 20 and the goods 40 placed in the hoisting frame 20 stop descending. At this time, the traveling mechanism 30 travels laterally on the rails 12, so that the lifting beam 57 is moved out from directly below the convex beam 22, and the cargo 40 placing operation is completed. The application provides a traction converter assembly line incessant circulation device, the transport goods 40 is convenient quick, shortens the handling time of goods 40 by a wide margin, improves handling efficiency, saves the labour, is favorable to traction converter's large-scale production.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "top", "bottom", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "axial", "circumferential", and the like, which are used to indicate the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, and do not indicate or imply that the position or element referred to must have a particular orientation, be of particular construction and operation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; either directly or indirectly through intervening media, such as through internal communication or through an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides an incessant circulation device of traction converter assembly line which characterized in that includes:

the track transport line (10), the track transport line (10) is of an upper-layer structure and a lower-layer structure;

a travelling mechanism (30), the travelling mechanism (30) travelling transversely on an superstructure of the rail transport line (10);

a lifting mechanism (50), wherein the lifting mechanism (50) is arranged on the travelling mechanism (30), and cargos (40) lifted by the lifting mechanism (50) are longitudinally transported between an upper structure of the rail transport line (10) and a lower structure of the rail transport line (10);

goods (40) lifted by the lifting mechanism (50) are transversely suspended for transportation through the travelling mechanism (30), and the goods (40) are transported between different stations of the rail transport line (10).

2. The uninterrupted circulation device of the traction converter assembly line of claim 1, wherein the rail transport line (10) comprises a plurality of pairs of supporting seats (13), a pair of rails (12) disposed at the upper ends of the plurality of pairs of supporting seats (13), and a pair of bearing beams (11) disposed at the middle portions of the plurality of pairs of supporting seats (13), the traveling mechanism (30) travels transversely along the pair of rails (12), and the bearing beams (11) are used for supporting the goods (40) placed at different stations of the rail transport line (10).

3. The uninterrupted circulation device of the traction converter assembly line as claimed in claim 2, wherein said traveling mechanism (30) comprises a main beam frame (31), roller bases (32) disposed at both sides of said main beam frame (31), and a plurality of rollers (33) disposed at lower ends of said roller bases (32), said rollers (33) rolling along said pair of rails (12).

4. The uninterrupted circulation device of the traction converter assembly line of claim 3, wherein the lifting mechanism (50) comprises a lifting driving motor (51), a lifting beam (57) and a lead screw and nut mechanism (56), the lead screw and nut mechanism (56) comprises a threaded sleeve seat (562) fixedly connected with the traveling mechanism (30) and a lead screw (561) sleeved in the threaded sleeve seat (562), and the lower end of the lead screw (561) is connected to the lifting beam (57);

the lifting driving motor (51) drives the screw and nut mechanism (56) to act, and the screw (561) drives the lifting beam (57) to move up and down.

5. The traction converter assembly line uninterrupted circulation device of claim 4, the lifting mechanism (50) further comprises a transmission mechanism, the transmission mechanism comprises a first variable speed conversion device (52), a first transmission shaft (53), a second variable speed conversion device (54) and a second transmission shaft (55), the output shaft of the lifting drive motor (51) is connected to the first speed change switching device (52), the left and right sides of the first speed change conversion device (52) are respectively connected with one ends of two first transmission shafts (53), the other ends of the two first transmission shafts (53) are respectively connected to the two second speed change conversion devices (54), the left side and the right side of the second speed change conversion device (54) are respectively connected with one end of two second transmission shafts (55), the other end of the second transmission shaft (55) is connected with the threaded sleeve seat (562).

6. The uninterrupted circulation device of the traction converter assembly line of claim 4, further comprising a guide mechanism (60), wherein the guide mechanism (60) comprises a guide base (62) and a guide shaft (61), the guide base (62) is disposed on the traveling mechanism (30), the lower end of the guide shaft (61) is disposed on the lifting beam (57), and the guide shaft (61) is sleeved in the guide base (62).

7. The uninterrupted circulation device of the traction converter assembly line as claimed in claim 4, further comprising a hoisting frame (20), wherein the hoisting frame (20) comprises at least two hoisting beams (21) arranged at intervals and a pair of convex beams (22) connected to two sides of the upper end of the hoisting beams (21), the convex beams (22) are located on the upper side of the bearing beam (11), and the lifting beam (57) extends to the lower side of the convex beams (22).

8. The uninterrupted circulation device of the traction converter assembly line according to claim 3, wherein the side of the roller seat (32) is provided with at least one walking motor (35) for driving the roller (33) to roll.

9. The uninterruptable flow device of claim 3, wherein the main beam frame (31) comprises a plurality of second beams (312) and first beams (311) arranged perpendicular to the plurality of second beams (312), the plurality of second beams (312) are arranged at intervals in sequence, at least one first beam (311) is connected to one end of the plurality of second beams (312), and at least one first beam (311) is connected to the other end of the plurality of second beams (312).

10. The traction converter assembly line uninterrupted circulation device of claim 4, wherein a limit switch (58) is arranged on the lead screw (561).

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