CN217201878U

CN217201878U - Elevating platform with outage self-locking function

Info

Publication number: CN217201878U
Application number: CN202221077823.0U
Authority: CN
Inventors: 许云飞
Original assignee: Sven Information Technology Shanghai Co ltd
Current assignee: Sven Information Technology Shanghai Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-16
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a lifting platform with power-off self-locking function, which comprises a bottom plate, wherein the top end of the bottom plate is hinged with two symmetrically arranged hinge rods I, the outer sides of the hinge rods I are hinged with hinge rods II, the top end of the hinge rods I is hinged with a sliding seat II with a T-shaped vertical section, one end of the two hinge rods II is hinged with a sliding seat I with an inverted T-shaped vertical section, the other end of the two hinge rods II is hinged with the same workpiece platform, the bottom end of the workpiece platform is provided with a sliding groove II matched with the sliding seat II, the lifting platform with the power-off self-locking function is different from the prior art, a positioning mechanism is utilized, a corresponding gear is driven to rotate by starting a motor, and the four rotating shafts are driven to rotate simultaneously by matching with the arrangement of an inner gear ring, and a positioning column connected with a swinging rod is driven to clamp and position a workpiece, thereby effectively ensuring the stability of the workpiece during processing, meanwhile, the cylindrical workpieces with different sizes are conveniently clamped and positioned, and the application range is wide.

Description

Elevating platform with outage self-locking function

Technical Field

The utility model relates to a elevating platform technical field specifically is an elevating platform with outage self-locking function.

Background

When the workpiece is machined, the lifting platform is required to be used, the lifting platform can assist the workpiece to be lifted and adjusted to different heights, and external machining equipment is convenient to machine.

At present, when carrying out supplementary lift to the work piece, need use the elevating platform, however current elevating platform, under the outage circumstances, often can be because the action of gravity of work piece on the elevating platform, thereby cause the work piece platform can descend automatically, thereby can't guarantee that the height of work piece platform remains unchanged after the outage all the time, then still need adjust the height of work piece platform at the incoming telegram, it is comparatively inconvenient to use, the efficiency of greatly reduced processing, secondly, inconvenient carry out the centre gripping location to the cylindrical work piece of different size and size, application scope is limited, for this reason, we provide an elevating platform with outage self-locking function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting platform with outage self-locking function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting platform with a power-off self-locking function comprises a bottom plate, wherein the top end of the bottom plate is hinged with two first hinge rods which are symmetrically arranged, the outer sides of the first hinge rods are hinged with second hinge rods, the top ends of the first hinge rods are hinged with second sliding seats with T-shaped vertical sections, one ends of the two second hinge rods are hinged with first sliding seats with inverted T-shaped vertical sections, the other ends of the two second hinge rods are hinged with a same workpiece platform, the bottom end of the workpiece platform is provided with second sliding grooves matched with the sliding seats, the top end of the bottom plate is provided with first sliding grooves matched with the first sliding seats, a same moving plate is fixed between the two first sliding seats, one side wall of the moving plate is connected with an electric push rod telescopic end fixedly connected to the top end of the bottom plate, a power-off self-locking mechanism is connected between the moving plate and the bottom plate, and a positioning mechanism is installed on the workpiece platform;

outage self-locking mechanism includes the L shape carriage release lever that the rigid coupling set up at two symmetries of movable plate bottom, all runs through on the bottom plate set up with L shape carriage release lever matched with removal passageway, all runs through the self-locking hole of seting up a plurality of equidistance settings on the L shape carriage release lever, and the activity is inserted the T shape self-locking pole that is equipped with two symmetries settings on the bottom plate, and the bottom of T shape self-locking pole all is equipped with the inclined plane, and T shape self-locking pole's the equal activity joint in the self-locking hole that corresponds, two one side of T shape self-locking pole all is equipped with the spring of rigid coupling on the bottom plate top, and the top of spring all links to each other with the T shape self-locking pole that corresponds.

Preferably, supporting legs are fixed on the periphery of the bottom end of the bottom plate.

Preferably, electromagnets fixedly connected to the top end of the bottom plate are arranged on the other sides of the two T-shaped self-locking rods, magnetic blocks fixedly connected to the T-shaped self-locking rods are arranged above the electromagnets, and after the electromagnets are electrified, the electromagnets and the corresponding magnetic blocks repel each other magnetically.

Preferably, the positioning mechanism comprises swing rods which are rotatably connected with each other through a rotating shaft around the top end of the workpiece table, the other ends of the swing rods are fixedly connected with positioning columns, and gears fixedly connected to the outer sides of the rotating shafts are arranged below the swing rods.

Preferably, the outer sides of the four gears are connected with the same inner gear ring in a meshed mode, the bottom end of the inner gear ring is fixedly connected with an annular moving seat with an inverted T-shaped vertical section, the annular moving seat is rotatably connected to the top end of the workpiece table, and the top end of the workpiece table is provided with an annular moving groove matched with the annular moving seat.

Preferably, a motor is fixed on one side wall of the workpiece table through a C-shaped plate, and an output shaft of the motor penetrates through the C-shaped plate and is connected with the top end of the corresponding rotating shaft.

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

(1) by utilizing the power-off self-locking mechanism, after the power of the electric push rod is off, the T-shaped self-locking rods are all inserted into the corresponding self-locking holes all the time under the action of the springs, so that the workpiece table can automatically descend under the action of the gravity of the workpiece under the power-off condition, the height of the workpiece table is effectively ensured to be kept unchanged all the time after the power is off, the height of the workpiece table does not need to be readjusted after the power is on, the use is convenient, the processing efficiency is greatly improved, when the workpiece table needs to descend and adjust after the power is on, the two electromagnets can be started, the electromagnets repel the corresponding magnetic blocks, the springs are all stretched, the T-shaped self-locking rods are all separated from the corresponding self-locking holes, the descending height of the workpiece table can be conveniently driven and adjusted by the electric push rod, and the use is convenient;

(2) utilize positioning mechanism, through starter motor, and drive the gear rotation that corresponds, and the setting of cooperation ring gear makes four pivots rotate simultaneously then to the reference column that the swing arm is all connected is all carried out the centre gripping location to the work piece to the drive, thereby effectively guarantees the stability that the work piece adds man-hour, meanwhile, conveniently carries out the centre gripping location to the cylindrical work piece of not equidimension size, and application scope is wide.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic view of the inclined bottom structure of the present invention;

FIG. 3 is a schematic structural view of each component of the power-off self-locking mechanism of the present invention;

fig. 4 is a schematic structural view of each component in the positioning mechanism of the present invention.

In the figure: 1. a base plate; 2. supporting legs; 3. a first hinge rod; 31. a second hinge rod; 32. a first sliding seat; 33. a second sliding seat; 34. moving the plate; 35. an electric push rod; 4. a workpiece stage; 5. a positioning mechanism; 501. a rotating shaft; 502. a swing lever; 503. a positioning column; 504. a gear; 505. an inner gear ring; 506. an annular movable seat; 507. a motor; 6. a power-off self-locking mechanism; 601. an L-shaped travel bar; 602. a moving channel; 603. self-locking holes; 604. a T-shaped self-locking lever; 605. a spring; 606. a magnetic block; 607. an electromagnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the lifting platform with the power-off self-locking function comprises a bottom plate 1, wherein the top end of the bottom plate 1 is hinged with two hinge rods I3 which are symmetrically arranged, the outer sides of the hinge rods I3 are hinged with hinge rods II 31, the top end of the hinge rods I3 is hinged with sliding seats II 33 with T-shaped vertical sections, one ends of the two hinge rods II 31 are hinged with sliding seats I32 with inverted T-shaped vertical sections, the other ends of the two hinge rods II 31 are hinged with the same workpiece table 4, the bottom end of the workpiece table 4 is provided with sliding grooves II matched with the sliding seats II 33, the top end of the bottom plate 1 is provided with sliding grooves I matched with the sliding seats I32, the same 34 is fixed between the two sliding seats I32, one side wall of a movable plate 34 is connected with the telescopic end of an electric push rod 35 fixedly connected to the movable plate at the top end of the bottom plate 1, and a power-off self-locking mechanism 6 is connected between the movable plate 34 and the bottom plate 1;

the power-off self-locking mechanism 6 comprises two L-shaped moving rods 601 which are symmetrically arranged and fixedly connected with the bottom end of the moving plate 34, moving channels 602 which are matched with the L-shaped moving rods 601 are respectively arranged on the bottom plate 1 in a penetrating way, a plurality of self-locking holes 603 which are equidistantly arranged are respectively arranged on the L-shaped moving rods 601 in a penetrating way, two T-shaped self-locking rods 604 which are symmetrically arranged are movably inserted on the bottom plate 1, inclined planes are respectively arranged at the bottoms of the T-shaped self-locking rods 604, the bottom ends of the T-shaped self-locking rods 604 are movably clamped in the corresponding self-locking holes 603, springs 605 which are fixedly connected with the top end of the bottom plate 1 are respectively arranged at one side of the two T-shaped self-locking rods 604, the top ends of the springs 605 are respectively connected with the corresponding T-shaped self-locking rods 604, electromagnets 607 which are fixedly connected with the top end of the bottom plate 1 are respectively arranged at the other side of the two T-shaped self-locking rods 604, magnetic blocks 606 which are fixedly connected with the T-locking rods 604 are respectively and repel after the electromagnets 607 are electrified, the electromagnet 607 is in the energized state, when the workpiece table 4 is lifted, the electric push rod 35 will pull the moving plate 34 to move right, and then the top of the L-shaped moving rod 601 will press the T-shaped self-locking rod 604 with the inclined surface, so that the spring 605 is stretched, and then the workpiece table 4 is lifted without being affected.

Furthermore, supporting legs 2 are fixed on the periphery of the bottom end of the bottom plate 1, and the supporting legs 2 can facilitate the placement stability of the device.

Furthermore, a positioning mechanism 5 is mounted on the workpiece table 4, the positioning mechanism 5 includes swing rods 502 rotatably connected around the top end of the workpiece table 4 through rotating shafts 501, the other ends of the swing rods 502 are fixedly connected with positioning posts 503, gears 504 fixedly connected to the outer sides of the rotating shafts 501 are arranged below the swing rods 502, the outer sides of the four gears 504 are in meshing connection with a same inner gear ring 505, the bottom end of the inner gear ring 505 is fixedly connected with an annular moving seat 506 with an inverted T-shaped vertical section, the annular moving seat 506 is rotatably connected to the top end of the workpiece table 4, an annular moving groove matched with the annular moving seat 506 is formed in the top end of the workpiece table 4, a motor 507 is fixed on one side wall of the workpiece table 4 through a C-shaped plate, and an output shaft of the motor 507 penetrates through the C-shaped plate, and is connected with the top end of the corresponding rotating shaft 501, the bottom end of the positioning column 503 is flush with the top of the gear ring, and then the gear ring does not block the movement of the positioning column 503.

In the scheme, when the device is used, a workpiece is placed on the workpiece table 4, the corresponding gear 504 is driven to rotate by the aid of the starting motor 507, the inner gear ring 505 is arranged, the four rotating shafts 501 are driven to rotate simultaneously, the positioning columns 503 connected with the oscillating rods 502 are driven to clamp and position the workpiece, and accordingly the stability of the workpiece during machining is effectively guaranteed, meanwhile, cylindrical workpieces of different sizes can be clamped and positioned conveniently, the application range is wide, secondly, the movable plate 34 is pulled to move to the right by the aid of the starting of the electric push rod 35, the top of the L-shaped movable rod 601 can be pressed against the T-shaped self-locking rod 604 with the inclined surface, the spring 605 is stretched, after the electric push rod 35 is powered off, the T-shaped self-locking rod 604 is always inserted into the corresponding self-locking hole 603 due to the effect of the spring 605, and then under the condition of power off, the workpiece table 4 cannot be subjected to the effect of the gravity of the workpiece, thereby cause work piece platform 4 can descend automatically, thereby effectively guarantee that work piece platform 4's height remains unchanged all the time after the outage, then need not the height readjustment to work piece platform 4 behind the incoming telegram, it is comparatively convenient to use, the efficiency of processing is greatly improved, after electric putter 35 circular telegram, and when needing to descend the adjustment to work piece platform 4, the accessible starts two electromagnets 607, then the corresponding magnetic path 606 can be repelled to the electromagnet 607, then make spring 605 all stretched, and T shape all breaks away from the lockhole 603 from the correspondence from locking lever 604, then the accessible is convenient to drive the height that adjusts work piece platform 4 and descend to electric putter 35, it is comparatively convenient to use.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lifting platform with outage self-locking function, includes bottom plate (1), its characterized in that: the top end of the bottom plate (1) is hinged with two hinge rods I (3) which are symmetrically arranged, the outer sides of the hinge rods I (3) are hinged with hinge rods II (31), the top end of the hinge rods I (3) is hinged with sliding seats II (33) with T-shaped vertical sections, one ends of the two hinge rods II (31) are hinged with sliding seats I (32) with inverted T-shaped vertical sections, the other ends of the two hinge rods II (31) are hinged with the same workpiece table (4), the bottom end of the workpiece table (4) is provided with sliding grooves II matched with the sliding seats II (33), the top end of the bottom plate (1) is provided with sliding grooves I matched with the sliding seats I (32), the same movable plate (34) is fixed between the two sliding seats I (32), one side wall of the movable plate (34) is connected with the telescopic end of an electric push rod (35) fixedly connected to the top end of the bottom plate (1), and a power-off self-locking mechanism (6) is connected between the movable plate (34) and the bottom plate (1), a positioning mechanism (5) is arranged on the workpiece table (4);

outage self-locking mechanism (6) include L shape carriage release lever (601) that two symmetries of rigid coupling in movable plate (34) bottom set up, all run through on bottom plate (1) and set up with L shape carriage release lever (601) matched with removal passageway (602), all run through on L shape carriage release lever (601) and set up from lockhole (603) that a plurality of equidistance set up, the activity is inserted and is equipped with T shape from locking lever (604) that two symmetries set up on bottom plate (1), the bottom of T shape from locking lever (604) all is equipped with the inclined plane, the bottom of T shape from locking lever (604) all moves about the joint in the self-locking hole (603) that corresponds, two one side of T shape from locking lever (604) all is equipped with spring (605) of rigid coupling on bottom plate (1) top, the top of spring (605) all links to each other with corresponding T shape from locking lever (604).

2. The lifting platform with the power-off self-locking function according to claim 1, characterized in that: supporting legs (2) are fixed on the periphery of the bottom end of the bottom plate (1).

3. The lifting platform with the power-off self-locking function according to claim 1, characterized in that: the other side of each T-shaped self-locking rod (604) is provided with an electromagnet (607) fixedly connected to the top end of the bottom plate (1), magnetic blocks (606) fixedly connected to the T-shaped self-locking rods (604) are arranged above the electromagnets (607), and after the electromagnets (607) are electrified, the electromagnets and the corresponding magnetic blocks (606) repel each other magnetically.

4. The lifting platform with the power-off self-locking function according to claim 1, characterized in that: the positioning mechanism (5) comprises swing rods (502) which are rotatably connected through rotating shafts (501) on the periphery of the top end of the workpiece table (4), positioning columns (503) are fixedly connected to the other ends of the swing rods (502), and gears (504) fixedly connected to the outer sides of the rotating shafts (501) are arranged below the swing rods (502).

5. The lifting platform with the power-off self-locking function according to claim 4, characterized in that: the outer sides of the four gears (504) are connected with the same inner gear ring (505) in a meshed mode, the bottom end of the inner gear ring (505) is fixedly connected with an annular moving seat (506) with an inverted T-shaped vertical section, the annular moving seat (506) is rotatably connected to the top end of the workpiece table (4), and an annular moving groove matched with the annular moving seat (506) is formed in the top end of the workpiece table (4).

6. The lifting platform with the power-off self-locking function according to claim 4, characterized in that: a motor (507) is fixed on one side wall of the workpiece table (4) through a C-shaped plate, and an output shaft of the motor (507) penetrates through the C-shaped plate and is connected with the top end of the corresponding rotating shaft (501).