CN214921505U

CN214921505U - Automatic lifting device for workbench

Info

Publication number: CN214921505U
Application number: CN202121281802.6U
Authority: CN
Inventors: 张亮
Original assignee: Zhejiang Taihao Technology Co ltd
Current assignee: Zhejiang Taihao Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-11-30
Anticipated expiration: 2031-06-09

Abstract

The utility model provides an automatic lifting device of a workbench, which comprises a shell body, a lifting driving mechanism and a guide rail mechanism which are arranged in the shell body side by side, and a workbench assembly, wherein the lifting end part of the lifting driving mechanism and one end part of the guide rail mechanism are fixedly connected with the workbench assembly; realize the lift action through setting up screw nut transmission mode, the transmission precision is high, and response speed is fast to the cooperation sets up guide rail structure side by side and carries out supplementary direction to the lift action, improves equilibrium and synchronism, and can improve elevating gear's support intensity by a wide margin, has solved the technical problem such as the structure list that exists among the prior art is thin, support intensity is low and the equilibrium is poor.

Description

Automatic lifting device for workbench

Technical Field

The utility model relates to a cutting machine technical field especially relates to workstation automatic lifting device.

Background

With the popularization of the application of laser cutting technology in recent years, people put higher demands on the processing efficiency of laser cutting machines. At present, most of laser cutting machines adopt double-layer exchange type lifting working tables, when one layer in the double-layer working table is processed in a processing area, the upper layer and the lower layer of working table can be completed, the two layers of working tables are exchanged to reduce the waiting time of the upper layer and the lower layer, and the working efficiency of the equipment is improved to a great extent.

Chinese utility model patent CN201720168279.3 discloses a laser cutting machine workstation elevating gear, including stage body, motor, sleeve and lead screw, the motor is connected with the stage body, the sleeve is installed on the stage body, the lead screw is installed on the sleeve, the muffjoint has the header, the end cover is installed to the left end of lead screw, and its right-hand member is connected with the nut, the nut is connected with the cross axle through the bearing, install gear reducer on the cross axle.

However, the lifting device in the prior art has the disadvantages of thin lifting driving structure, insufficient supporting strength, poor balance of lifting action, low response speed and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's weak point, provide workstation automatic lifting device, realize the lift action through setting up screw-nut drive mode, transmission precision is high, and response speed is fast to the cooperation sets up the guide rail structure side by side and carries out supplementary direction to the lift action, improves equilibrium and synchronism, and can improve elevating gear's support intensity by a wide margin, has solved the technical problem such as the structural list that exists among the prior art is thin, support intensity is low and the equilibrium is poor.

In order to achieve the above object, the utility model provides a following technical scheme:

workstation automatic lifting device, including the shell body and install side by side in lift actuating mechanism and guide rail mechanism in the shell body still include the workstation assembly, lift actuating mechanism's lift tip and guide rail mechanism's a tip all with workstation assembly fixed connection.

Preferably, the lifting driving mechanism comprises a driving portion and a screw rod which are vertical and are arranged side by side, and further comprises a driving gear, a nut and a driven gear, wherein the driving gear and the driving gear are coaxially fixed at the driving end of the driving portion, the nut is arranged on the screw rod in a matched mode, the driven gear is coaxially and fixedly connected with the nut, the driving gear and the driven gear are meshed with each other, and the top of the screw rod is fixedly connected with the workbench assembly.

Preferably, the driving part is fixedly installed at the top of the outer shell, and the nut is rotatably and limitedly installed at the top of the outer shell; the driving part drives the driven gear to rotate so as to drive the screw rod to perform lifting motion.

Preferably, the guide rail mechanism comprises a guide rail which penetrates through the top of the outer shell in a sliding mode, and the top of the guide rail is fixedly connected with the workbench assembly.

Preferably, the bottom of the guide rail mechanism and the bottom of the screw rod are arranged in the outer shell in a hanging mode, and a buffer cushion block is further arranged at the bottom of the screw rod.

Preferably, the driving part comprises a motor and a speed reducer coaxially connected with the driving end of the motor, and the output end of the speed reducer extends out of the top of the outer shell and is coaxially connected with the driving gear.

Preferably, the workbench assembly comprises a workbench and a connecting seat fixedly arranged on the side part of the workbench, and the connecting seat is fixedly connected with the lifting driving mechanism and the guide rail mechanism.

Preferably, the connecting seat is provided with at least one adjusting block.

The beneficial effects of the utility model reside in that:

(1) the utility model realizes the lifting action by setting the screw nut transmission mode, has high transmission precision and fast response speed, has low failure rate and more convenient maintenance compared with the traditional hydraulic lifting mode, is matched with a guide rail structure to perform auxiliary guiding on the lifting action side by side, improves the balance and the synchronism, can greatly improve the supporting strength of the lifting device, and can stably bear at least five tons of weight;

(2) the utility model discloses a set up the cushion bottom the lead screw, play buffering limiting displacement, prevent that the lead screw from excessively lifting to rise and drop or rise to the time of reaching the top and take place the striking with the shell body top, reinforcing lift action operation security and stability.

Drawings

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

FIG. 2 is a schematic view of the external structure of the present invention;

fig. 3 is a front view of the overall structure of the present invention.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

As shown in fig. 1-2, the automatic lifting device for a workbench comprises a shell 1, a lifting driving mechanism 2 and a guide rail mechanism 3 which are arranged in the shell 1 side by side, and a workbench assembly 4, wherein the lifting end of the lifting driving mechanism 2 and the end of the guide rail mechanism 3 are fixedly connected with the workbench assembly 4.

In this embodiment, set up guide rail structure 3 side by side through the cooperation and carry out supplementary direction to the lift action, improve equilibrium and synchronism, and can improve elevating gear's support intensity by a wide margin, can stably bear five tons of weight at least.

Preferably, as shown in fig. 3, the lifting driving mechanism 2 includes a driving portion 21 and a screw rod 22 which are vertically and side by side arranged, and further includes a driving gear 23 coaxially fixed with a driving end of the driving portion 21, a nut 24 which is installed on the screw rod 22 in a threaded fit manner, and a driven gear 25 coaxially and fixedly connected with the nut 24, the driving gear 23 and the driven gear 25 are engaged with each other, and a top of the screw rod 22 is fixedly connected with the table assembly 4.

In this embodiment, realize the lift action through setting up screw nut transmission mode, the transmission precision is high, and response speed is fast, and compares in traditional hydraulic pressure lift mode, and the fault rate is low and the maintenance is more convenient.

Preferably, the driving part 21 is fixedly mounted on the top of the outer shell 1, and the nut 24 is rotatably mounted on the top of the outer shell 1 in a limited manner; the driving part 21 drives the driven gear 25 to rotate so as to drive the screw rod 22 to perform lifting movement.

Preferably, the guide rail mechanism 3 includes a guide rail 31 slidably disposed through the top of the outer casing 1, and the top of the guide rail 31 is fixedly connected to the workbench assembly 4.

Preferably, the bottom of the guide rail mechanism 3 and the bottom of the screw rod 22 are suspended in the outer shell 1, and a cushion block 26 is further disposed at the bottom of the screw rod 22.

In this embodiment, through set up cushion block 26 in lead screw 22 bottom, play buffering limiting displacement, prevent that lead screw 22 from excessively lifting up and drop or rise to the top when bumping with shell body 1 top, reinforcing lift action operation security and stability.

Preferably, the driving part 21 includes a motor 211 and a speed reducer 212 coaxially connected to a driving end of the motor 211, and an output end of the speed reducer 212 extends out of a top of the outer housing 1 and is coaxially connected to the driving gear 23.

Preferably, as shown in fig. 1, the table assembly 4 includes a table 41 and a connecting base 42 fixedly disposed at a side portion of the table 41, and the connecting base 42 is fixedly connected to the lifting driving mechanism 2 and the guide rail mechanism 3.

Preferably, at least one adjusting block 5 is arranged on the connecting seat 42.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Workstation automatic lifting device, its characterized in that, including shell body (1) and install side by side in lift actuating mechanism (2) and guide rail mechanism (3) in shell body (1), still include workstation assembly (4), the lift tip of lift actuating mechanism (2) and a tip of guide rail mechanism (3) all with workstation assembly (4) fixed connection.

2. The automatic lifting device of a workbench according to claim 1, wherein the lifting driving mechanism (2) comprises a driving part (21) and a screw rod (22) which are vertically arranged side by side, and further comprises a driving gear (23) coaxially fixed with the driving end of the driving part (21), a nut (24) installed on the screw rod (22) in a threaded fit manner, and a driven gear (25) coaxially and fixedly connected with the nut (24), wherein the driving gear (23) and the driven gear (25) are engaged with each other, and the top of the screw rod (22) is fixedly connected with the workbench assembly (4).

3. The automatic workbench lifting device according to claim 2, wherein the driving part (21) is fixedly arranged on the top of the outer shell (1), and the nut (24) is rotatably and limitedly arranged on the top of the outer shell (1); the driving part (21) drives the driven gear (25) to rotate so as to drive the screw rod (22) to perform lifting motion.

4. The automatic lifting device of workbench according to claim 1, characterized in that the guide rail mechanism (3) comprises a guide rail (31) sliding through the top of the outer shell (1), the top of the guide rail (31) is fixedly connected with the workbench assembly (4).

5. The automatic lifting device of the workbench according to claim 2, wherein the bottom of the guide rail mechanism (3) and the bottom of the screw rod (22) are suspended in the outer shell (1), and the bottom of the screw rod (22) is further provided with a cushion block (26).

6. The automatic lifting device of a workbench according to claim 2, wherein the driving part (21) comprises a motor (211) and a speed reducer (212) coaxially connected with the driving end of the motor (211), and the output end of the speed reducer (212) extends out of the top of the outer shell (1) and is coaxially connected with the driving gear (23).

7. The automatic worktable lifting device as claimed in claim 1, wherein the worktable assembly (4) comprises a worktable (41) and a connecting seat (42) fixedly arranged at the side part of the worktable (41), and the connecting seat (42) is fixedly connected with the lifting driving mechanism (2) and the guide rail mechanism (3).

8. The automatic lifting device of workbench according to claim 7, characterized in that at least one adjusting block (5) is provided on the connecting base (42).