CN214269959U

CN214269959U - Large-scale clearance mechanism of semi-portal crane

Info

Publication number: CN214269959U
Application number: CN202120256896.5U
Authority: CN
Inventors: 梁卫民
Original assignee: Nanjing Yijia Hoisting Machinery Manufacturing Co ltd
Current assignee: Nanjing Yijia Hoisting Machinery Manufacturing Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-24
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a semi-portal crane capable clearance mechanism greatly relates to the hoist field, including crossbeam and the landing leg roof beam of setting in crossbeam one end, set up the electric hoist along the crossbeam removal on the crossbeam, the crossbeam other end is along the back of the bridge support longitudinal movement, and the back of the bridge support is along the vertical setting of factory building lateral wall, and the longeron of vertical setting is connected to the bottom of landing leg roof beam, and the longeron is along ground rail longitudinal movement, the utility model provides a semi-portal crane capable clearance mechanism, the gyro wheel passes through drive wheel, belt and action wheel and connects speed reducer, servo motor, has changed the direction of rotation for speed reducer and servo motor can fix in the top of longeron, and the longeron that reduces is removing the station that the in-process occupy, makes the space of factory building can be by make full use.

Description

Large-scale clearance mechanism of semi-portal crane

Technical Field

The utility model relates to a semi-portal crane field, concretely relates to semi-portal crane moves headroom mechanism by a wide margin.

Background

Along with industrial production's continuous development, semi-portal crane is by extensive application on assembly line production, and semi-portal crane is along joist and ground rail horizontal migration on the station, and the electric hoist on the semi-portal crane has convenient, swift advantage with goods handling to appointed station, can effectively improve production efficiency.

But there is certain defect still in current semi-portal crane when using, and servo motor and speed reducer lug connection gyro wheel of current semi-portal crane, servo motor and speed reducer are located longeron one side and occupy more horizontal spaces, and the longeron need be emptied servo motor and the station on the speed reducer removal orbit when along ground rail longitudinal movement, and this just leads to semi-portal crane to occupy more factory building areas, has reduced effective station. Therefore, the large-row clearance mechanism of the semi-portal crane is needed to overcome the defects of the prior art.

Disclosure of Invention

In order to overcome the not enough among the prior art, the utility model provides a semi-portal crane moves headroom mechanism greatly, and it can effectively practice thrift occupation space, improves factory building space utilization.

In order to realize the above-mentioned purpose, the utility model provides a semi-portal crane moves headroom mechanism greatly, including crossbeam and the landing leg roof beam of setting in crossbeam one end, set up the electric hoist along the crossbeam removal on the crossbeam, the crossbeam other end holds in the palm longitudinal movement along the roof beam, and the roof beam holds in the palm along the vertical setting of factory building lateral wall, and the longeron of vertical setting is connected to the bottom of landing leg roof beam, and the longeron is along ground rail longitudinal movement.

The equal horizontal fixed rotating shaft in both ends position around the longeron, the pivot intermediate position rotates and connects the gyro wheel, the gyro wheel bottom stretches out longeron lower extreme face and block on the track of ground rail, the fixed drive wheel of gyro wheel lateral wall, the drive wheel passes through the belt and connects the action wheel, the action wheel is located the drive wheel directly over, and the output shaft of speed reducer is connected to the action wheel, servo motor's output shaft is still connected to the input of speed reducer, wherein servo motor and speed reducer are all installed on the up end of longeron.

Preferably, a clamping groove which is circular and is arranged along the middle position of the outer side edge of the roller is concavely arranged, the width of the clamping groove is matched with the width of a track of the ground rail, and the clamping groove is clamped on the upper end face of the track and rolls along the longitudinal direction of the track.

Preferably, the middle position of the rotating shaft is provided with a bearing, and the inner ring of the bearing is connected with the outer side wall of the rotating shaft, and the outer ring of the bearing is connected with the roller.

Preferably, the shell is arranged at the left end of the upper end face of the longitudinal beam, the driving wheel is located inside the shell, slotted holes are formed in the bottom and the side wall of the shell respectively, the slotted hole in the bottom of the shell penetrates through the belt, and the slotted hole in the side wall of the shell horizontally penetrates through an output shaft of the speed reducer.

Preferably, speed reducer and servo motor all are located the shell right side and externally put, and wherein the speed reducer is located between servo motor and the shell, and servo motor passes through the motor cabinet installation to be fixed on the longeron up end.

The utility model discloses following beneficial effect has:

the utility model provides a semi-portal crane is big goes headroom mechanism, gyro wheel pass through drive wheel, belt and action wheel and connect speed reducer, servo motor, have changed the rotation direction for speed reducer and servo motor can fix in the top of longeron, and the longeron that reduces is removing the station that the in-process took, makes the space of factory building can by make full use of.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

Fig. 1 is the utility model provides a semi-portal crane moves headroom mechanism overall structure schematic diagram greatly.

Fig. 2 is a schematic view of a connection structure of a roller and a speed reducer of the large-row clearance mechanism of the semi-portal crane in fig. 1.

Reference numerals: 1. a cross beam; 2. a leg beam; 3. a beam support; 4. an electric hoist; 5. a stringer; 6. a rotating shaft; 7. a bearing; 8. a roller; 9. a drive wheel; 10. a belt; 11. a driving wheel; 12. a servo motor; 13. a motor base; 14. a housing; 15. and a speed reducer.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

Examples

As shown in fig. 1, the utility model discloses a semi-portal crane moves headroom mechanism greatly, including crossbeam 1 and the landing leg roof beam 2 of setting in crossbeam 1 one end, set up on crossbeam 1 along the electric hoist 4 of crossbeam 1 removal, the crossbeam 1 other end holds in the palm 3 longitudinal shifting along the roof beam, and 3 vertical settings along the factory building lateral wall are held in the palm to the roof beam, and longeron 5 of vertical setting is connected to the bottom of landing leg roof beam 2, and longeron 5 is along ground rail longitudinal shifting.

In this embodiment, electric hoist 4 hoists the heavy object to electric hoist 4 can drive the heavy object and move on the horizontal direction along crossbeam 1, and longeron 5 is passed through to half gantry crane one end along ground rail longitudinal movement, and the other end is held in the palm 3 longitudinal movement along the roof beam, realizes the function with the vertical transportation of heavy object.

As shown in fig. 2, the equal horizontal fixed pivot 6 in both ends position around longeron 5, pivot 6 intermediate position rotates and connects gyro wheel 8, gyro wheel 8 bottom is stretched out longeron 5 lower terminal surface and the block is on the track of ground rail, the fixed drive wheel 9 of gyro wheel 8 lateral wall, drive wheel 11 is connected through belt 10 to drive wheel 9, drive wheel 11 is located drive wheel 9 directly over, and drive wheel 11 connects the output shaft of speed reducer 15, servo motor 12's output shaft is still connected to the input of speed reducer 15, wherein servo motor 12 and speed reducer 15 are all installed on the up end of longeron 5.

In this embodiment, servo motor 12 and speed reducer 15 all set up in the top of longeron 5 rather than on the horizontal position of longeron 5, can effectively reduce semi-portal crane and remove the in-process, servo motor 12 and the shared space of speed reducer 15, the utilization ratio of station has been improved, remove the in-process, servo motor 12 passes through speed reducer 15 drive action wheel 11 and rotates, action wheel 11 passes through belt 10 drive wheel 9 and rotates, drive wheel 9 drives gyro wheel 8 and rotates, gyro wheel 8 rolls and drives whole semi-portal crane along ground rail longitudinal movement along the track of ground rail.

As a technical optimization scheme of the utility model, along the concave draw-in groove that is circular and mechanism of establishing of 8 outside limit intermediate positions of gyro wheel, the draw-in groove width is with the track width looks adaptation of ground rail, draw-in groove block track up end and along the track vertical roll.

Through adopting above-mentioned technical optimization scheme to can utilize draw-in groove block track, make gyro wheel 8 roll along the track, prevent that gyro wheel 8 and track from droing, guarantee semi-portal crane's security.

As a technical optimization scheme of the utility model, 6 intermediate positions in pivot set up bearing 7, and bearing 7 inner circle connection pivot 6 lateral walls, outer lane connection gyro wheel 8.

By adopting the technical optimization scheme, the bearing 7 can be utilized to rotatably connect the roller 8, so that the roller 8 can roll along the track.

As a technical optimization scheme of the utility model, the left end position of longeron 5 up end sets up shell 14, and action wheel 11 is located inside shell 14, and the slotted hole is opened respectively to 14 bottoms of shell and lateral wall, and wherein the slotted hole of 14 bottoms of shell passes belt 10, and the slotted hole level of 14 lateral walls of shell passes speed reducer 15's output shaft.

By adopting the technical optimization scheme, the driving wheel 11 can be protected by the shell 14, the shell 14 covers the longitudinal beam 5, the external workpiece or an operator is prevented from mistakenly touching the driving wheel 11 and the belt 10 which rotate at a high speed, and the safety is improved.

As a technical optimization scheme of the utility model, it is external that speed reducer 15 and servo motor 12 all are located 14 right sides of shell, and wherein speed reducer 15 is located between servo motor 12 and the shell 14, and servo motor 12 passes through motor cabinet 13 installation to be fixed on longeron 5 up end.

Through adopting above-mentioned technical optimization scheme to can utilize speed reducer 15 and servo motor 12 of setting in longeron 5 top, reduce the station that semi-portal crane took when longitudinal movement, improve the station utilization ratio.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims

1. Half gantry crane moves clearance mechanism greatly, including crossbeam and the landing leg roof beam of setting in crossbeam one end, set up the electric hoist that moves along the crossbeam on the crossbeam, the crossbeam other end holds in the palm longitudinal movement along the roof beam, the roof beam holds in the palm along the vertical setting of factory building lateral wall, its characterized in that: the bottom of the supporting leg beam is connected with a longitudinal beam which is longitudinally arranged, and the longitudinal beam longitudinally moves along the ground rail;

the horizontal fixed pivot of both ends position all around the longeron, the pivot intermediate position rotates and connects the gyro wheel, the gyro wheel bottom is stretched out longeron lower extreme face and block on the track of ground rail, the fixed drive wheel of gyro wheel lateral wall, the drive wheel passes through the belt and connects the action wheel, the action wheel is located the drive wheel directly over, just the output shaft of speed reducer is connected to the action wheel, servo motor's output shaft is still connected to the input of speed reducer, wherein servo motor and speed reducer are all installed on the up end of longeron.

2. The overhead clearance mechanism for semi-portal cranes according to claim 1, wherein: the middle position of the outer side edge of the roller is concavely provided with a clamping groove which is circular and is matched with the width of a track of the ground track, and the clamping groove is clamped on the upper end surface of the track and rolls along the longitudinal direction of the track.

3. The overhead clearance mechanism for semi-portal cranes according to claim 1, wherein: the middle position of the rotating shaft is provided with a bearing, the inner ring of the bearing is connected with the outer side wall of the rotating shaft, and the outer ring of the bearing is connected with a roller.

4. The overhead clearance mechanism for semi-portal cranes according to claim 1, wherein: the belt speed reducer is characterized in that a shell is arranged at the left end of the upper end face of the longitudinal beam, the driving wheel is located inside the shell, slotted holes are formed in the bottom and the side wall of the shell respectively, the slotted hole in the bottom of the shell penetrates through the belt, and the slotted hole in the side wall of the shell horizontally penetrates through an output shaft of the speed reducer.

5. The overhead clearance mechanism for semi-portal cranes according to claim 4, wherein: the speed reducer and the servo motor are both arranged outside the right side of the shell, the speed reducer is arranged between the servo motor and the shell, and the servo motor is fixedly arranged on the upper end face of the longitudinal beam through a motor base.