CN215666905U

CN215666905U - High-speed roller bed elevator adopting two-connecting-rod positioning mechanism

Info

Publication number: CN215666905U
Application number: CN202120279221.2U
Authority: CN
Inventors: 凌军
Original assignee: Baifu Industrial Equipment Shanghai Co ltd
Current assignee: Baifu Industrial Equipment Shanghai Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2022-01-28
Anticipated expiration: 2031-02-01

Abstract

The utility model relates to a high-speed roller bed lifter adopting a two-connecting-rod positioning mechanism, which comprises a lifting main frame and is characterized in that: lifting main frame lower part sliding connection has the lifting trolley, lifting bracket is installed to lifting trolley one side, lifting trolley one end mid-mounting has lift location locking mechanism, lifting main frame upper end is connected with the top platform, top platform upper end is connected with lift actuating mechanism, lift actuating mechanism is connected with limit sleeve for driving roller one end, limit sleeve has the support, support upper portion is connected with two hollow pipeline, the inside equal swing joint of two hollow pipeline has the bolt, driving roller upper end is connected with the belt, belt one end and lifting trolley upper end mid-portion are connected, the belt other end is connected with the balancing weight, lifting main frame upper end is connected with the maintenance platform for top platform one side. The utility model has the advantages that the lifting trolley is prevented from sliding and shifting, the positioning effect is realized, the falling danger phenomenon is avoided, and the safety is improved.

Description

High-speed roller bed elevator adopting two-connecting-rod positioning mechanism

Technical Field

The utility model belongs to the technical field of elevators, and particularly relates to a high-speed roller bed elevator adopting a two-connecting-rod positioning mechanism.

Background

The roller bed lifter is used for conveying vehicle bodies with different heights to a specified height so as to meet the continuous operation of the whole conveying device and the continuous production of the vehicle bodies.

The existing roller bed lifter is generally kept still by pulling a belt after being lifted to a preset working height, a positioning mechanism is not arranged, and if the belt is stretched and broken, carried articles can quickly fall, so that accidents can occur nearby personnel, and the safety is low; meanwhile, the trolley is not protected in the ascending process; in addition, when the elevator breaks down, the high-place maintenance is inconvenient.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the high-speed roller bed elevator adopting the two-connecting-rod positioning mechanism, and the problems that the existing elevator is not provided with the positioning mechanism, the safety is lower in the lifting process and after the elevator is in place, and the maintenance is inconvenient are effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an adopt two connecting rod positioning mechanism's high-speed roller bed lift, includes lifting main frame (1), lifting trolley (2), lifting bracket (3), its characterized in that: the lifting device is characterized in that the lower part of the lifting main frame (1) is connected with a lifting trolley (2) in a sliding manner, one side of the lifting trolley (2) is provided with a lifting bracket (3), the middle part of one end of the lifting trolley (2) is provided with a lifting positioning locking mechanism (4), the upper end of the lifting main frame (1) is connected with a top platform (5), the upper end of the top platform (5) is connected with a lifting driving mechanism (6), one end of the lifting driving mechanism (6) corresponding to a driving roll shaft (602) is connected with a limiting sleeve (7), one side of the limiting sleeve (7) corresponding to the upper end of the top platform (5) is connected with a support (8), the upper part of the support (8) is connected with two hollow pipelines (9), the insides of the two hollow pipelines (9) are movably connected with bolts (10), the upper end of the driving roll shaft (602) is connected with a belt (11), one end of the belt (11) is connected with the middle part of the upper end of the lifting trolley (2), the other end of the belt (11) is connected with a balancing weight (12), and the upper end of the lifting main frame (1) is connected with a maintenance platform (13) relative to one side of the top platform (5). The method is characterized in that: lifting location locking mechanism (4) include driving motor (401), rotor plate (402), first connecting rod (403), second connecting rod (404), locating pulley (405) and locating piece (406), driving motor (401) output is connected with rotor plate (402), rotor plate (402) both ends are all rotated and are connected with first connecting rod (403), first connecting rod (403) one end is rotated and is connected with second connecting rod (404), second connecting rod (404) one end is rotated with hoisting trolley (2) and is connected, second connecting rod (404) one end middle part is connected with locating pulley (405), locating pulley (405) outside joint has locating piece (406), locating piece (406) fixed mounting is in main frame (1) upper and lower part inside wall, its characterized in that: lifting drive mechanism (6) including bearing frame (601), driving roller (602), shaft coupling (603) and gear motor (604), top platform (5) upper end middle part symmetric connection has bearing frame (601), rotate between two bearing frames (601) and be connected with driving roller (602), driving roller (602) both ends all have gear motor (604) through shaft coupling (603) swing joint, gear motor (604) are installed in top platform (5) upper end. The method is characterized in that: connecting blocks (14) are welded on two sides of the upper end of the lifting trolley (2), buffer columns (15) are connected to the upper ends of the connecting blocks (14), and the buffer columns (15) are made of rubber materials. The method is characterized in that: one end of the hollow pipeline (9) is provided with a sliding groove (16) which facilitates the movement of the bolt (10), and the limiting sleeve (7) is provided with a plurality of limiting grooves (17). The method is characterized in that: the number of the belts (11) is two, and the belts (11) are of a rubber-coated lining steel wire rope structure. The method is characterized in that: an auxiliary roller bed (18) is arranged at the upper end of the lifting bracket (3).

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the lifting trolley, the two connecting rod lifting, positioning and locking mechanisms are arranged, the driving motor drives the rotating plate to rotate, so that the first connecting rods on two sides pull the second connecting rods to move oppositely, and further the positioning pulleys on two sides are driven to be clamped or separated from the positioning blocks, so that the movable mechanism of the lifting bracket is closed after the lifting bracket moves up and down to reach a preset working layer, the lifting trolley is prevented from sliding and shifting, a positioning effect is achieved, meanwhile, the falling danger phenomenon is avoided, and the safety is improved;

(2) through the setting of spacing sleeve, support, hollow pipeline, bolt and maintenance platform, break down when conventional driving motor, the standby motor can work immediately, guarantees the safe state of lift. Simultaneously, when the device broke down, personnel can be located the maintenance platform and overhaul, overhauls the convenience, promotes the bolt to spacing location with spacing sleeve one side when overhauing, has guaranteed the security of maintenance process.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, together with the embodiments of the utility model for the purpose of illustration and not limitation.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the main lift frame of the present invention;

FIG. 3 is a schematic view of the lift car of the present invention;

FIG. 4 is a schematic view of the lifting bracket of the present invention;

FIG. 5 is a schematic structural diagram of the lift driving mechanism of the present invention;

FIG. 6 is a schematic structural view of the latch lock of the present invention;

FIG. 7 is a schematic structural view of the lifting positioning locking mechanism of the present invention;

in the figure: 1. a lifting main frame; 2. lifting the trolley; 3. a lifting bracket; 4. a lifting positioning locking mechanism; 401. a drive motor; 402. a rotating plate; 403. a first link; 404. a second link; 405. positioning the pulley; 406. positioning blocks; 5. a top platform; 6. a lifting drive mechanism; 601. a bearing seat; 602. a drive roller shaft; 603. a coupling; 604. a reduction motor; 7. a limiting sleeve; 8. a support; 9. a hollow pipe; 10. a bolt; 11. a belt; 12. a balancing weight; 13. maintaining the platform; 14. connecting blocks; 15. a buffer column; 16. a chute; 17. a limiting groove; 18. and (4) attaching a roller bed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the figure, a high-speed roller bed lifter adopting a two-connecting-rod positioning mechanism comprises a lifting main frame (1), a lifting trolley (2) and a lifting bracket (3), and is characterized in that: the lifting device is characterized in that the lower part of the lifting main frame (1) is connected with a lifting trolley (2) in a sliding manner, one side of the lifting trolley (2) is provided with a lifting bracket (3), the middle part of one end of the lifting trolley (2) is provided with a lifting positioning locking mechanism (4), the upper end of the lifting main frame (1) is connected with a top platform (5), the upper end of the top platform (5) is connected with a lifting driving mechanism (6), one end of the lifting driving mechanism (6) corresponding to a driving roll shaft (602) is connected with a limiting sleeve (7), one side of the limiting sleeve (7) corresponding to the upper end of the top platform (5) is connected with a support (8), the upper part of the support (8) is connected with two hollow pipelines (9), the insides of the two hollow pipelines (9) are movably connected with bolts (10), the upper end of the driving roll shaft (602) is connected with a belt (11), one end of the belt (11) is connected with the middle part of the upper end of the lifting trolley (2), the other end of the belt (11) is connected with a balancing weight (12), and the upper end of the lifting main frame (1) is connected with a maintenance platform (13) relative to one side of the top platform (5). The method is characterized in that: lifting location locking mechanism (4) include driving motor (401), rotor plate (402), first connecting rod (403), second connecting rod (404), locating pulley (405) and locating piece (406), driving motor (401) output is connected with rotor plate (402), rotor plate (402) both ends are all rotated and are connected with first connecting rod (403), first connecting rod (403) one end is rotated and is connected with second connecting rod (404), second connecting rod (404) one end is rotated with hoisting trolley (2) and is connected, second connecting rod (404) one end middle part is connected with locating pulley (405), locating pulley (405) outside joint has locating piece (406), locating piece (406) fixed mounting is in main frame (1) upper and lower part inside wall, its characterized in that: lifting drive mechanism (6) including bearing frame (601), driving roller (602), shaft coupling (603) and gear motor (604), top platform (5) upper end middle part symmetric connection has bearing frame (601), rotate between two bearing frames (601) and be connected with driving roller (602), driving roller (602) both ends all have gear motor (604) through shaft coupling (603) swing joint, gear motor (604) are installed in top platform (5) upper end. The method is characterized in that: connecting blocks (14) are welded on two sides of the upper end of the lifting trolley (2), buffer columns (15) are connected to the upper ends of the connecting blocks (14), and the buffer columns (15) are made of rubber materials. The method is characterized in that: one end of the hollow pipeline (9) is provided with a sliding groove (16) which facilitates the movement of the bolt (10), and the limiting sleeve (7) is provided with a plurality of limiting grooves (17). The method is characterized in that: the number of the belts (11) is two, and the belts (11) are of a rubber-coated lining steel wire rope structure. The method is characterized in that: an auxiliary roller bed (18) is arranged at the upper end of the lifting bracket (3).

The embodiment is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the present invention includes a main lifting frame 1, a lifting cart 2 is slidably connected to the lower portion of the main lifting frame 1 for sliding the lifting cart on the main lifting frame 1 to drive the lifting cart 3 to move, a lifting cart 3 is mounted on one side of the lifting cart 2 for lifting a car body, a two-link lifting positioning locking mechanism 4 is mounted in the middle of one end of the lifting cart 2, the two-link lifting positioning locking mechanism 4 includes a driving motor 401, a rotating plate 402, a first link 403, a second link 404, a positioning pulley 405 and a positioning block 406, the output end of the driving motor 401 is connected to the rotating plate 402, both ends of the rotating plate 402 are rotatably connected to a first link 403, one end of the first link 403 is rotatably connected to a second link 404, one end of the second link 404 is rotatably connected to the lifting cart 2, the middle of one end of the second link 404 is connected to the positioning pulley 405, the positioning block 406 is clamped outside the positioning pulley 405, the positioning block 406 is fixedly installed on the inner side walls of the upper part and the lower part of the lifting main frame 1, the driving motor 401 drives the rotating plate 402 to rotate, so that the first connecting rods 403 on the two sides pull the second connecting rods 404 to move oppositely, and further drives the positioning pulleys 405 on the two sides to be clamped with or separated from the positioning block 406, the upper end of the lifting main frame 1 is connected with the top platform 5, the upper end of the top platform 5 is connected with the lifting driving mechanism 6, the lifting driving mechanism 6 comprises bearing blocks 601, a driving roller shaft 602, a coupler 603 and a speed reducing motor 604, the bearing blocks 601 are symmetrically connected with the middle part of the upper end of the top platform 5, the driving roller shaft 602 is rotatably connected between the two bearing blocks 601, the two ends of the driving roller shaft 602 are movably connected with the speed reducing motor 604 through the coupler 603, the speed reducing motor 604 is installed on the upper end of the top platform 5, and drives the driving roller shaft 602 to rotate through the speed reducing motor 604, utilize the frictional force between belt 11 and driving roller 602 to drive lift truck 2 elevating movement, and then drive the automobile body up-and-down motion, lift actuating mechanism 6 is connected with limit sleeve 7 for driving roller 602 one end, limit sleeve 7 one side is connected with support 8 for top platform 5 upper end, 8 upper portions of support are connected with two hollow pipeline 9, two inside equal swing joint of hollow pipeline 9 have bolt 10, when overhauing, promote two bolt 10 from top to bottom one side with limit sleeve 7 location, driving roller 602 upper end is connected with belt 11, belt 11 one end is connected with 2 upper ends middle parts of lift truck, the belt 11 other end is connected with balancing weight 12, 1 upper end of main lifting frame is connected with maintenance platform 13 for top platform 5 one side, make things convenient for personnel to be located maintenance platform 13 and overhaul.

Connecting blocks 14 are welded on two sides of the upper end of the lifting trolley 2, the upper ends of the connecting blocks 14 are connected with buffer columns 15, the buffer columns 15 are made of rubber materials, and hard contact collision with the lifting main frame 1 is avoided when the lifting trolley 2 goes upwards conveniently, so that a buffering effect is achieved.

Two speed reducing motors 604 on the upper end of the top platform 5 are operated in a backup-use driving mode.

One end of the hollow pipeline 9 is provided with a sliding groove 16 which facilitates the movement of the bolt 10, and the limiting sleeve (7) is provided with a plurality of limiting grooves (17). The sliding groove 16 facilitates the transverse sliding of the bolt 10, and the limiting groove 17 can limit the bolt 10.

The belt 11 quantity is two, and belt 11 is the outsourcing and glues inside lining wire rope structure, is convenient for improve belt 11 structural strength, increases simultaneously with the frictional force of driving roller 602.

An auxiliary roller bed 18 is arranged at the upper end of the lifting bracket 3 and is used for conveying and moving the vehicle body.

The working principle is as follows: when the lifting trolley is used, after a trolley body is fixed on an auxiliary roller bed 18 on a lifting bracket 3, a driving roller shaft 602 is driven to rotate through a speed reducing motor 604, a belt 11 moves outside the driving roller shaft 602 to pull a lifting trolley 2 to move upwards along a lifting main frame 1 under the action of friction force and a balancing weight 12, the starting time is slow during the operation, the middle operation is fast, the speed is slow when the lifting trolley is in place, the lifting trolley is finally stopped, after the lifting trolley is stopped, a rotating plate 402 is driven to rotate through a driving motor 401, so that first connecting rods 403 on two sides pull second connecting rods 404 to move oppositely, and positioning pulleys 405 on two sides are driven to be clamped with positioning blocks 406, so that a movable mechanism of the lifting bracket 3 is closed after the lifting bracket 3 reaches a preset working layer, the lifting trolley 2 is effectively prevented from sliding and shifting, and a positioning effect is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adopt two connecting rod positioning mechanism's high-speed roller bed lift, includes lifting main frame (1), lifting trolley (2), lifting bracket (3), its characterized in that: the lifting device is characterized in that the lower part of the lifting main frame (1) is connected with a lifting trolley (2) in a sliding manner, one side of the lifting trolley (2) is provided with a lifting bracket (3), the middle part of one end of the lifting trolley (2) is provided with a lifting positioning locking mechanism (4), the upper end of the lifting main frame (1) is connected with a top platform (5), the upper end of the top platform (5) is connected with a lifting driving mechanism (6), one end of the lifting driving mechanism (6) corresponding to a driving roll shaft (602) is connected with a limiting sleeve (7), one side of the limiting sleeve (7) corresponding to the upper end of the top platform (5) is connected with a support (8), the upper part of the support (8) is connected with two hollow pipelines (9), the insides of the two hollow pipelines (9) are movably connected with bolts (10), the upper end of the driving roll shaft (602) is connected with a belt (11), one end of the belt (11) is connected with the middle part of the upper end of the lifting trolley (2), the other end of the belt (11) is connected with a balancing weight (12), and the upper end of the lifting main frame (1) is connected with a maintenance platform (13) relative to one side of the top platform (5).

2. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: lifting location locking mechanism (4) include driving motor (401), rotor plate (402), first connecting rod (403), second connecting rod (404), locating pulley (405) and locating piece (406), driving motor (401) output is connected with rotor plate (402), rotor plate (402) both ends are all rotated and are connected with first connecting rod (403), first connecting rod (403) one end is rotated and is connected with second connecting rod (404), second connecting rod (404) one end is rotated with lifting trolley (2) and is connected, second connecting rod (404) one end middle part is connected with locating pulley (405), locating pulley (405) outside joint has locating piece (406), locating piece (406) fixed mounting is in lifting main frame (1) upper and lower part inside wall.

3. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: lifting drive mechanism (6) including bearing frame (601), driving roller (602), shaft coupling (603) and gear motor (604), top platform (5) upper end middle part symmetric connection has bearing frame (601), rotate between two bearing frames (601) and be connected with driving roller (602), driving roller (602) both ends all have gear motor (604) through shaft coupling (603) swing joint, gear motor (604) are installed in top platform (5) upper end.

4. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: connecting blocks (14) are welded on two sides of the upper end of the lifting trolley (2), buffer columns (15) are connected to the upper ends of the connecting blocks (14), and the buffer columns (15) are made of rubber materials.

5. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: one end of the hollow pipeline (9) is provided with a sliding groove (16) which facilitates the movement of the bolt (10), and the limiting sleeve (7) is provided with a plurality of limiting grooves (17).

6. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: the number of the belts (11) is two, and the belts (11) are of a rubber-coated lining steel wire rope structure.

7. The high-speed roller bed elevator using the two-link positioning mechanism according to claim 1, wherein: an auxiliary roller bed (18) is arranged at the upper end of the lifting bracket (3).