CN216235649U

CN216235649U - Water receiving structure of gantry crane

Info

Publication number: CN216235649U
Application number: CN202122141107.6U
Authority: CN
Inventors: 陈显忠
Original assignee: Zhejiang Huier Coating Environmental Protection Equipment Co ltd
Current assignee: Zhejiang Huier Coating Environmental Protection Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a gantry crane water receiving structure, which aims to solve the problems that in the process of hoisting and transporting workpieces by a gantry crane in the prior art, residual liquid on the workpieces can drip all the time, the cleanness of a workshop environment is influenced, and the dripped liquid can pollute liquid in a subsequent tank body. The utility model has simple structure, convenient operation and stable operation, and can catch the residual liquid dripping on the workpiece.

Description

Water receiving structure of gantry crane

Technical Field

The utility model relates to a travelling crane, in particular to a water receiving structure of a gantry travelling crane.

Background

At present, workpieces are continuously conveyed in the processes of acid washing, electrophoresis and the like in a workshop through a gantry crane conveying system, so that the production efficiency is greatly improved and the labor intensity of workers is greatly reduced compared with the conventional manual conveying.

However, after a hoisting mechanism in the existing gantry crane conveying system hoists a workpiece from tank bodies such as a pickling tank and an electrophoresis tank, residual liquid on the workpiece can drip all the time in the hoisting and conveying processes of the workpiece, so that the cleanness of the workshop environment is affected, and the dripped liquid can pollute liquid in the subsequent tank bodies.

For example, the chinese patent with the publication number CN206266731U,

publication date

2017, 6 and 20 discloses a gantry crane special for electroplating, which comprises a left side rail and a right side rail longitudinally arranged, a middle rail movably arranged between the left side rail and the right side rail, a traveling box slidably arranged on the middle rail, a control box arranged on one side of the left side rail, a PLC control unit arranged in the control box, a motor arranged on one side of the right side rail, a gear embedded in an output shaft of the motor, an encoder arranged on the left side of the gear and electrically connected with the PLC control unit, an upper steel plate and a lower steel plate respectively arranged on the left side rail, the right side rail and the middle rail, a rubber layer arranged on the top of the upper steel plate, and a compression resistant layer and a sponge layer respectively arranged between the upper steel plate and the lower steel plate, and a plurality of hexagonal foam cores are arranged in the pressure-resistant layer. The gantry crane still has the problem that residual liquid on the workpiece can drip all the time in the process of hoisting and transporting the workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model provides the gantry crane water receiving structure which is simple in structure, convenient to operate, stable in operation and capable of receiving residual liquid dropping from the workpiece, and aims to solve the problems that in the process of hoisting and transporting the workpiece by the gantry crane in the prior art, the residual liquid on the workpiece can drop all the time, the cleanness of a workshop environment is affected, and the dropping liquid can pollute the liquid in a subsequent tank body.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model discloses a gantry crane water receiving structure, which comprises a crane support, a crane and water receiving discs, wherein the crane support comprises support longitudinal beams which are arranged oppositely, the crane comprises a top beam and cantilevers which are fixed at the bottoms of the two ends of the top beam, the crane is positioned between the support longitudinal beams, a traveling mechanism for driving the crane to move is arranged between the support longitudinal beams and the cantilevers, the two water receiving discs are fixed between the lower ends of the two support longitudinal beams along the moving direction of the crane, and the two water receiving discs can be close to or far away from each other. According to the utility model, the travelling crane can move along the travelling crane bracket under the driving of the travelling mechanism, so that a workpiece is conveyed; the two water receiving trays are fixed between the lower ends of the two support longitudinal beams along the moving direction of the travelling crane, and can be close to or far away from each other, the two water receiving trays can synchronously move along with the travelling crane due to the structural design, and can be independently close to or far away from each other on the travelling crane, when the travelling crane lifts a workpiece, the two water receiving trays are in a far-away state, so that the workpiece can pass through a gap between the two water receiving trays when lifted; after the workpiece is hoisted, the two water receiving trays are close to each other and spliced together, and residual liquid dropping from the workpiece can drop in the water receiving trays for collection, so that the problem that the residual liquid on the workpiece can drop all the time in the hoisting and transporting process of the workpiece is effectively solved.

Preferably, a water pan moving track is fixed on the inner side of the lower portion of the cantilever, a water pan frame is fixed at the bottom of the water pan, a roller which is in rolling fit with the water pan moving track is fixed at the bottom of the water pan frame, and the two water pans can be driven by the water pan frame to be close to or far away from each other along the water pan moving track under the action of the driving mechanism. The water pan frame plays a role in supporting and fixing the water pan, so that the water pan is more stable when moving, and meanwhile, the water pan frame is convenient for installing the fixed rack.

Preferably, the front side and the rear side of the lower portion of the cantilever are fixedly provided with track supports, each track support comprises a vertical side plate and a plurality of placing rods fixed on the vertical side plate, the inner end of each vertical side plate is fixedly connected with the inner side face of the cantilever, the placing rods are fixedly connected with the vertical side plates and are perpendicular to the vertical side plates, and the water receiving tray moving track is fixed on the placing rods.

Preferably, the water pan moving track is a square tube.

As preferred, actuating mechanism is including installation crossbeam and double-end gear drive motor, the installation crossbeam has two, and two installation crossbeams are located the top of two water collector respectively, and the both ends of installation crossbeam are fixed respectively in the both sides of two cantilevers, and double-end gear drive motor is fixed connection respectively in the below of two installation crossbeams, and the equal fixedly connected with axis of rotation of double-end gear drive motor's pivot tip, all be fixed with the gear in the axis of rotation, two water collector are located double-end gear drive motor's below respectively, are equipped with the rack with gear engagement on the water collector frame. The double-end speed reduction driving motor can simultaneously drive the gears on the two sides through the rotating shaft, so that the water pan frame is synchronously driven through the rack, and the water pan can stably move; through the gear and rack cooperation transmission, have advantages such as operate steadily, transmission precision is high, transmission efficiency is high, the stroke is big, the noise is low.

Preferably, the double-head speed reduction driving motor is fixedly connected below the two mounting cross beams through a hanging bracket. The hanger is composed of a connecting rod and a mounting plate, the upper end of the connecting rod is fixedly connected with the mounting beam, the lower end of the connecting rod is fixedly connected with the mounting plate, and the double-head speed reduction driving motor is fixed on the mounting plate; the specific structure of the hanger is not particularly required, as long as the double-head speed reduction driving motor can be fixed below the mounting cross beam.

Preferably, one end of the rotating shaft is fixedly connected with the end part of the rotating shaft of the double-head speed reduction driving motor through a coupler, and the other end of the rotating shaft is rotatably connected with the vertical side plate.

Preferably, a movable beam is fixed on the outer side surface of the cantilever, and the two mounting cross beams are located between the movable beams and fixedly connected with the movable beams. The length of the movable beam is larger than the width of the cantilever, and the movable beam is used for connecting and fixedly mounting the cross beam and mounting the travelling wheels.

Preferably, the travelling mechanism comprises a travelling driving motor and a travelling rail, the travelling rail is fixed on the inner side of the support longitudinal beam, a travelling wheel is connected in the movable beam in a rotating mode, the travelling driving motor is fixed on any movable beam and drives the travelling wheel in the movable beam to roll, and the travelling wheel is matched with the upper end face of the corresponding travelling rail in a rolling mode.

Preferably, the travelling crane rail is an I-shaped rail, the moving beam is provided with limiting rollers at positions on two sides of the travelling wheel, and the limiting rollers are in contact with and in rolling fit with two side surfaces of the travelling crane rail. The limiting idler wheels play a limiting role, so that the mounting cross beam can be prevented from shaking, and the walking wheels can be prevented from derailing when moving.

Therefore, the utility model has the following beneficial effects:

(1) two water receiving trays which can synchronously move along with a travelling crane and can be close to or far away from each other are arranged between the lower ends of supporting longitudinal beams in the travelling crane, and when the travelling crane lifts a workpiece, the two water receiving trays are in a far-away state so that the workpiece can pass through a gap between the two water receiving trays when lifted; after the workpiece is hoisted, the two water receiving trays are close to each other and spliced together, and residual liquid dropping from the workpiece can drop in the water receiving trays for collection, so that the problem that the residual liquid on the workpiece can drop all the time in the hoisting and transporting process of the workpiece is effectively solved.

(2) The whole structure is simple, the operation is convenient, and the operation is stable.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a right side view of the traveling mechanism, the driving mechanism and the water pan frame in fig. 1 in a connected state.

Fig. 3 is a top view of the cantilever, the mounting beam, the movable beam, the rail bracket and the movable rail of the water pan in fig. 1 in a connection state.

Fig. 4 is an enlarged view at a in fig. 1.

Fig. 5 is an enlarged view at B in fig. 1.

Fig. 6 is an enlarged view at C in fig. 1.

In the figure: the water pan comprises a water pan 1, supporting longitudinal beams 2, a top beam 3, a cantilever 4, a water pan moving track 5, a water pan frame 6, rollers 7, vertical side plates 8, a placing rod 9, a mounting cross beam 10, a double-head speed reduction driving motor 11, a rotating shaft 12, a gear 13, a rack 14, a hanging bracket 15, a coupling 16, a moving beam 17, a walking driving motor 18, a travelling crane track 19, travelling wheels 20, limiting rollers 21 and a lifting motor 22.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

The water receiving structure of the gantry crane shown in fig. 1 comprises a crane support, a crane and a water receiving tray 1, wherein the crane support comprises support longitudinal beams 2 which are oppositely arranged, the crane comprises a top beam 3 and cantilevers 4 which are fixed at the bottoms of the two ends of the top beam, a moving beam 17 is fixed on the outer side surface of each cantilever, the crane is positioned at the upper part between the two support longitudinal beams, a travelling mechanism for driving the crane to move is arranged between each support longitudinal beam and each cantilever, the travelling mechanism comprises a travelling driving motor 18 and a travelling wheel track 19 (shown in fig. 2), the travelling wheel track is fixed on the inner side of each support longitudinal beam through a mounting seat, the travelling wheel track is an I-shaped track, travelling wheels 20 (shown in fig. 4) are rotatably connected in the moving beam, the travelling driving motor is fixed on the moving beam and drives travelling wheels in the moving beam to roll, the travelling wheels are in rolling fit with the upper end surfaces of the corresponding travelling wheel tracks, and limiting rollers 21 are arranged at the positions of the moving beams, which are positioned at the two sides of the travelling wheels, the limiting idler wheels are contacted with two side surfaces of the travelling crane track and are in rolling fit with the two side surfaces of the travelling crane track; the front side and the rear side of the lower part of the cantilever are fixed with track supports, each track support comprises a vertical side plate 8 and a plurality of placing rods 9 (shown in figure 3 and figure 5) fixed on the vertical side plate, the inner end of the vertical side plate is fixedly connected with the inner side surface of the cantilever, the placing rods are fixedly connected with the vertical side plates and mutually perpendicular, a water pan moving track 5 is fixed on each placing rod, the water pan moving track is a square tube and is positioned at the inner side of the cantilever, the number of the water pans is two, a water pan frame 6 is fixed at the bottom of each water pan, a roller 7 in rolling fit with the water pan moving track is fixed at the bottom of each water pan frame, the two water pans can be driven to mutually approach or separate along the water pan moving track by the action of a driving mechanism, the driving mechanism comprises a mounting beam 10 and a double-head speed reduction driving motor 11, and the two water pans are respectively positioned below the double-head speed reduction driving motor, the installation crossbeam has two, two installation crossbeams be located between the walking beam and with walking beam fixed connection, double-end speed reduction driving motor passes through gallows 15 fixed connection in the below of two installation crossbeams, double-end speed reduction driving motor's pivot tip passes through shaft coupling 16 and the inner fixed connection of axis of rotation 12, vertical curb plate internal fixation has the bearing, the outer end bearing fixed connection of axis of rotation, be fixed with gear 13 in the axis of rotation, be fixed with rack 14 on the water collector frame, rack and gear engagement (as shown in fig. 6).

The operation process of the utility model is as follows: when a workpiece needs to be transported, the double-head speed reduction driving motor is controlled, the two water receiving discs are far away through the transmission of the gear and the rack, and then the lifting motor 22 on the travelling crane is controlled, so that the workpiece is hoisted from the gap between the two water receiving discs; after the workpiece is hoisted, the double-head speed reduction driving motor is controlled, the two water receiving trays are close to and spliced together through gear and rack transmission, the workpiece is located above the water receiving trays, the traveling crane is controlled to move, the traveling crane drives the water receiving trays to move synchronously when moving, and residual liquid dropping on the workpiece can drop in the water receiving trays for collection, so that the problem that the residual liquid on the workpiece can drop all the time in the hoisting and transporting process of the workpiece is effectively solved.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the utility model as set forth in the claims.

Claims

1. Longmen driving water receiving structure, its characterized in that includes driving support, driving and water collector (1), the driving support is including relative support longeron (2) that sets up, the driving includes back timber (3) and is fixed in cantilever (4) of back timber both ends bottom, and the driving is located support between the longeron, support and be equipped with the running gear that the drive was driven and is removed between longeron and the cantilever, the water collector has two, and two water collectors are fixed between the lower extreme of two support longerons along driving moving direction, and two water collectors can be close to each other or keep away from.

2. A water receiving structure of a gantry crane according to claim 1, wherein a water receiving tray moving track (5) is fixed on the inner side surface of the lower end of the cantilever, a water receiving tray frame (6) is fixed at the bottom of the water receiving tray, a roller (7) which is in rolling fit with the water receiving tray moving track is fixed at the bottom of the water receiving tray frame, and the two water receiving trays can be driven to mutually approach or separate along the water receiving tray moving track by the water receiving tray frame under the action of the driving mechanism.

3. A water receiving structure of a gantry crane according to claim 2, wherein rail brackets are fixed on the front side and the rear side of the lower portion of the cantilever, each rail bracket comprises a vertical side plate (8) and a plurality of placing rods (9) fixed on the vertical side plate, the inner end of each vertical side plate is fixedly connected with the inner side face of the cantilever, the placing rods are fixedly connected with the vertical side plates and are perpendicular to each other, and the water receiving tray moving rail is fixed on the placing rods.

4. A water receiving structure of a gantry crane according to claim 2, wherein the water receiving tray moving track is a square tube.

5. A water receiving structure of a gantry crane according to claim 3, wherein the driving mechanism comprises two mounting beams (10) and a double-headed deceleration driving motor (11), the two mounting beams are respectively positioned above the two water receiving trays, both ends of the mounting beams are respectively fixed on both sides of the two cantilevers, the double-headed deceleration driving motor is respectively fixedly connected below the two mounting beams, both ends of a rotating shaft of the double-headed deceleration driving motor are respectively fixedly connected with a rotating shaft (12), both ends of the rotating shaft are respectively fixed with a gear (13), the two water receiving trays are respectively positioned below the double-headed deceleration driving motor, and a rack (14) meshed with the gear is arranged on a frame of the water receiving trays.

6. A water receiving structure of a gantry crane according to claim 5, wherein the double-headed speed reduction driving motor is fixedly connected below the two mounting cross beams through a hanger (15).

7. A water receiving structure of a gantry crane according to claim 5, wherein one end of the rotating shaft is fixedly connected with the end part of the rotating shaft of the double-head speed reduction driving motor through a coupling (16), and the other end of the rotating shaft is rotatably connected with the vertical side plate.

8. A water receiving structure of a gantry crane according to claim 5, wherein a moving beam (17) is fixed on the outer side surface of the cantilever, and the two mounting cross beams are positioned between the moving beams and fixedly connected with the moving beams.

9. A water receiving structure for a gantry crane according to claim 8, wherein the travelling mechanism comprises a travelling driving motor (18) and a travelling rail (19), the travelling rail is fixed on the inner side of the support longitudinal beam, a travelling wheel (20) is rotatably connected in the travelling beam, the travelling driving motor is fixed on any travelling beam and drives a travelling wheel in the travelling beam to roll, and the travelling wheel is in rolling fit with the upper end face of the corresponding travelling rail.

10. A water receiving structure of a gantry crane according to claim 9, wherein the crane rail is an i-shaped rail, and the moving beam is provided with limiting rollers (21) at positions on both sides of the travelling wheel, the limiting rollers contacting with and rolling-fitting with both side surfaces of the crane rail.