CN218596020U

CN218596020U - Lifting platform power transmission device with good stability

Info

Publication number: CN218596020U
Application number: CN202223029314.3U
Authority: CN
Inventors: 张书生; 周志勇
Original assignee: Nameplate Seiko Machinery Shandong Co ltd
Current assignee: Nameplate Seiko Machinery Shandong Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-10
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a lift platform power transmission that stability is good, including the lift seat, the inner wall bottom both ends of lift seat are all rotated and are equipped with the lead screw, the pole wall of two lead screws rotates the cover jointly and is equipped with the slide, the fixed board that lifts that is equipped with in top of slide, the lifting board is worn out the lift seat and is fixed and be equipped with the blowing platform, be equipped with drive mechanism between the lower extreme of two lead screws, the inside lower extreme of lift seat rotates the montant that is equipped with two symmetries and sets up, the fixed cover of pole wall of montant is equipped with the fixed block that a plurality of intervals set up, the lateral wall of fixed block is equipped with one-way supporting mechanism. The utility model discloses a two-way synchronous drive improves the material stability that rises, improves the lift height simultaneously.

Description

Lifting platform power transmission device with good stability

Technical Field

The utility model belongs to the technical field of lift platform power transmission, especially, relate to a lift platform power transmission that stability is good.

Background

The lifting platform is a hoisting machine for vertically conveying people or objects, also refers to equipment for vertically conveying in logistics systems of factories, automatic warehouses and the like, and needs to be stably driven through a power transmission device in the lifting process.

Through retrieval, chinese patent No. CN209081340U discloses a power transmission device for a lifting platform, which is used when a user can place a conveying material on the top of a bearing plate, then turn on a switch of a motor, drive a first gear to rotate counterclockwise through the motor, the first gear synchronously drives a second gear and a third gear to rotate clockwise, the second gear and the third gear respectively drive a first half gear and a second half gear to rotate clockwise through a first driving shaft and a second driving shaft, the clockwise rotation of the second half gear drives the bearing plate to move upward, the material is conveyed upward, after the bottom of the second half gear is separated from one side of the lifting plate due to rotation, the top of the first half gear is connected with the other side of the lifting plate, and the bearing plate is driven to move downward.

The technical scheme has certain defects, the distance which can be lifted by the power drive of the lifting platform is limited, meanwhile, the belt direction drive is adopted in the transmission process, and the stability is poor when heavy objects are conveyed.

Therefore, the power transmission device with the good stability for the lifting platform is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an in order to adopt two-way synchronous drive, improve the ascending stability of material, improve the lift height simultaneously, improve lift stability, and the good lift platform power transmission of a stability who proposes.

In order to realize the purpose, the utility model adopts the following technical scheme:

a power transmission device of a lifting platform with good stability comprises a lifting seat, wherein screw rods are rotatably arranged at two ends of the bottom of the inner wall of the lifting seat, rod walls of the two screw rods are jointly rotatably sleeved with a sliding plate, a lifting plate is fixedly arranged at the top of the sliding plate, the lifting plate penetrates through the lifting seat and is fixedly provided with a material placing platform,

a transmission mechanism is arranged between the lower ends of the two screw rods,

the inside lower extreme of lift seat rotates and is equipped with the montant that two symmetries set up, the pole wall fixed cover of montant is equipped with the fixed block that a plurality of intervals set up, the lateral wall of fixed block is equipped with one-way supporting mechanism.

Preferably, drive mechanism includes the motor, the bottom fixed connection of motor and lift seat, and the output pierce into the lift seat and with lead screw fixed connection, two the fixed cover of lower extreme of lead screw is equipped with the sprocket, two the driving sleeve is equipped with the chain between the sprocket.

Preferably, one-way supporting mechanism includes the bull stick, the bull stick rotates with the fixed block to be connected, and the fixed cover of pole wall is equipped with the backup pad, the backup pad is connected with the slide contact, the pole wall cover of bull stick is equipped with the torsional spring, the both ends of torsional spring respectively with fixed block and backup pad fixed connection, the fixed limiting plate that is equipped with of lower extreme of fixed block, the limiting plate is connected with the backup pad contact.

Preferably, the lower ends of the two vertical rods penetrate out of the lifting seat and are fixedly sleeved with gears, the gears are meshed with racks, two bidirectional electric cylinders are fixedly arranged between the racks, and the bidirectional electric cylinders are fixedly connected with the bottom of the lifting seat.

Preferably, the inner wall both sides of lift seat all set up the standing groove that a plurality of backup pads of cooperation were placed.

Preferably, the supporting plate and the sliding plate are arranged in an inclined plane at the side close to each other.

Compared with the prior art, the utility model provides a lift platform power transmission that stability is good possesses following beneficial effect:

1. this good lift platform power transmission of stability through lift seat, lead screw, slide, lift board, blowing platform and the drive mechanism who is equipped with, through lead screw and sprocket chain cooperation, carries out the outrigger and upwards lifting to the blowing platform, improves the transmission stability to lift platform.

2. This good lift platform power transmission of stability through montant, fixed block, one-way supporting mechanism, gear, rack and the two-way electric jar that is equipped with, can carry out auxiliary stay to the slide when the platform rises, avoids the slide to take place unexpected whereabouts as far as possible.

The part not involved in the device is the same as the prior art or can be realized by the prior art, the utility model has the advantages of convenient operation, adoption of bidirectional synchronous drive, and limit support for the platform during the heavy object conveying, thereby improving the material lifting stability and simultaneously improving the lifting height.

Drawings

Fig. 1 is a schematic structural view of a power transmission device of a lifting platform with good stability provided by the utility model;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises a lifting seat 1, a screw rod 2, a sliding plate 3, a lifting plate 4, a discharging platform 5, a vertical rod 6, a fixing block 7, a motor 8, a chain wheel 9, a chain 10, a rotating rod 11, a supporting plate 12, a torsion spring 13, a limiting plate 14, a gear 15, a rack 16 and a bidirectional electric cylinder 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, a good lift platform power transmission of stability, including lift seat 1, the inner wall bottom both ends of lift seat 1 all rotate and are equipped with lead screw 2, the pole wall of two lead screws 2 rotates the cover jointly and is equipped with slide 3, the fixed board 4 that lifts that is equipped with in top of slide 3 lifts, lift board 4 wears out lift seat 1 and the fixed blowing platform 5 that is equipped with, drive through lead screw 2 for slide 3 supports lifting board 4 and blowing platform 5, carries out the lift to the material.

Example 2

Embodiment 2 is as shown in fig. 1 on the basis of embodiment 1, be equipped with drive mechanism between the lower extreme of two lead screws 2, drive mechanism includes motor 8, the bottom fixed connection of motor 8 and lift seat 1, and the output pierce into lift seat 1 and with lead screw 2 fixed connection, the fixed cover of lower extreme of two lead screws 2 is equipped with sprocket 9 all, the transmission cover is equipped with chain 10 between two sprocket 9, through the transmission between sprocket 9 and the chain 10, can stably drive two lead screws 2 and carry out the rotation simultaneously.

Example 3

Embodiment 3 is as shown in fig. 2-3 on the basis of embodiment 1-2, the lower end inside the lifting seat 1 is rotatably provided with two symmetrically-arranged vertical rods 6, the rod wall of each vertical rod 6 is fixedly sleeved with a plurality of fixing blocks 7 arranged at intervals, the side wall of each fixing block 7 is provided with a one-way supporting mechanism, each one-way supporting mechanism comprises a rotating rod 11, each rotating rod 11 is rotatably connected with the corresponding fixing block 7, the rod wall is fixedly sleeved with a supporting plate 12, the supporting plate 12 is in contact connection with the sliding plate 3, the supporting plate 12 and the sliding plate 3 are arranged on an inclined plane close to one side, and the sliding plate 3 can push the supporting plate 12 when moving upwards.

As shown in fig. 2, the pole wall cover of bull stick 11 is equipped with torsional spring 13, the both ends of torsional spring 13 respectively with fixed block 7 and backup pad 12 fixed connection, the fixed limiting plate 14 that is equipped with of lower extreme of fixed block 7, limiting plate 14 and backup pad 12 contact are connected, carry on spacingly through limiting plate 14 to the rotation of backup pad 12, through after 3 rigidity at the slide, stabilize the auxiliary stay to slide 3.

As shown in fig. 3, the lower ends of two vertical rods 6 all penetrate through the lifting seat 1 and are fixedly sleeved with gears 15, the gears 15 are meshed with racks 16, two-way electric cylinders 17 are fixedly arranged between the two racks 16, the two-way electric cylinders 17 are fixedly connected with the bottom of the lifting seat 1, placing grooves matched with the plurality of supporting plates 12 are formed in two sides of the inner wall of the lifting seat 1, and the vertical rods 6 can drive the plurality of supporting plates 12 to rotate to the placing grooves through the meshing of the gears 15 and the racks 16, so that the sliding plate 3 can move downwards conveniently.

The utility model discloses in, when blowing platform 5 rose, starter motor 8, transmission through sprocket 9 and chain 10, make two 2 synchronous rotations of lead screw, thereby slide 3 shifts up, and support through lifting board 4 carries out the lifting to blowing platform 5, and slide 3 shifts up the in-process, promote backup pad 12, make backup pad 12 drive bull stick 11 to twist reverse torsional spring 13, and keep away from the top contact with backup pad 12, support through limiting plate 14, carry out the stable support to the location of slide 3 and blowing platform 5, and when needs move down to blowing platform 5, two-way electric jar 17 starts to drive two racks 16 and remove, make gear 15 rotate, make montant 6 drive a plurality of backup pad 12 and transfer to the standing groove in, reverse motor 8 this moment, make 2 reversals of lead screw drive blowing platform whereabouts.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A lifting platform power transmission device with good stability comprises a lifting seat (1) and is characterized in that two ends of the bottom of the inner wall of the lifting seat (1) are respectively and rotatably provided with a screw rod (2), the rod walls of the two screw rods (2) are jointly and rotatably sleeved with a sliding plate (3), the top of the sliding plate (3) is fixedly provided with a lifting plate (4), the lifting plate (4) penetrates out of the lifting seat (1) and is fixedly provided with a material placing platform (5),

a transmission mechanism is arranged between the lower ends of the two screw rods (2),

the inside lower extreme of seat (1) rotates and is equipped with montant (6) that two symmetries set up, the fixed cover of pole wall of montant (6) is equipped with fixed block (7) that a plurality of intervals set up, the lateral wall of fixed block (7) is equipped with one-way supporting mechanism.

2. The power transmission device for the lifting platform with good stability as claimed in claim 1, wherein the transmission mechanism comprises a motor (8), the motor (8) is fixedly connected with the bottom of the lifting seat (1), the output end of the motor penetrates into the lifting seat (1) and is fixedly connected with the lead screws (2), the lower ends of the two lead screws (2) are fixedly sleeved with chain wheels (9), and a chain (10) is sleeved between the two chain wheels (9).

3. The power transmission device for the lifting platform with good stability as claimed in claim 1, wherein the one-way supporting mechanism comprises a rotating rod (11), the rotating rod (11) is rotatably connected with a fixed block (7), a supporting plate (12) is fixedly arranged on a rod wall, the supporting plate (12) is in contact connection with the sliding plate (3), a torsion spring (13) is sleeved on the rod wall of the rotating rod (11), two ends of the torsion spring (13) are respectively fixedly connected with the fixed block (7) and the supporting plate (12), a limiting plate (14) is fixedly arranged at the lower end of the fixed block (7), and the limiting plate (14) is in contact connection with the supporting plate (12).

4. The power transmission device for the lifting platform with good stability as claimed in claim 1, wherein the lower ends of the two vertical rods (6) penetrate through the lifting seat (1) and are fixedly sleeved with gears (15), the gears (15) are engaged with racks (16), a bidirectional electric cylinder (17) is fixedly arranged between the two racks (16), and the bidirectional electric cylinder (17) is fixedly connected with the bottom of the lifting seat (1).

5. The power transmission device for the lifting platform with good stability as claimed in claim 1, wherein two sides of the inner wall of the lifting seat (1) are provided with placing grooves for placing a plurality of supporting plates (12).

6. A high stability lift platform power transmission unit as claimed in claim 3 wherein said support plate (12) and said slide plate (3) are inclined on both sides.