CN216226942U

CN216226942U - Lifting device of numerical control lathe

Info

Publication number: CN216226942U
Application number: CN202122949498.4U
Authority: CN
Inventors: 施贵峰
Original assignee: Foshan Dinajia Cnc Technology Co ltd
Current assignee: Foshan Dinajia Cnc Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a lifting device of a numerical control lathe, and relates to the technical field of numerical control lathes. The utility model comprises a bottom plate and an operation table, wherein a supporting plate is arranged on the bottom surface of the operation table, a guide assembly is arranged on the upper side of the bottom plate, a double-shaft stretching motor is arranged on one side of the guide assembly, threaded pull rods are arranged at two ends of an output shaft of the double-shaft stretching motor, and a sliding plate is in threaded fit with the threaded pull rods; hinged plates are arranged on the inner sides of the bottom plate and the operation table, and connecting plates are hinged between the sliding plate and the two hinged plates. According to the utility model, the double-shaft extension motor drives the two threaded pull rods to drive the two sliding plates to move in opposite directions, so that the distance between the bottom plate and the operation table is adjusted, the position of the operation table after lifting is positioned through the threaded pull rods, and the threaded pull rods are positioned by matching with the double-shaft extension motor with a shaft locking function, so that the probability of automatic sliding of the operation table after being used for a period of time is greatly reduced.

Description

Lifting device of numerical control lathe

Technical Field

The utility model belongs to the technical field of numerical control lathes, and particularly relates to a lifting device of a numerical control lathe.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present, and is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angle, inner and outer curved surfaces of complex rotation, cylindrical and conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

Most of existing numerical control lathes only directly lift by a hydraulic push rod when adjusting the height, but the existing numerical control lathes are used for a long time to cause certain lifting fatigue, and finally the final reaction is too slow or too fast to cause position deviation of the lifted workpiece, so that the problem of machining error is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a numerical control lathe lifting device, which solves the technical problem that most of the existing numerical control lathes are directly lifted by a hydraulic push rod when the height is adjusted, and certain lifting fatigue can be caused after the existing numerical control lathes are used for a long time.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a numerical control lathe lifting device comprises a bottom plate and an operation table, wherein a supporting plate is arranged on the bottom surface of the operation table, a guide assembly is arranged on the upper side of the bottom plate, a double-shaft stretching motor is arranged on one side of the guide assembly, two ends of an output shaft of the double-shaft stretching motor are both provided with threaded pull rods, and a sliding plate is in threaded fit with the threaded pull rods;

hinged plates are arranged on the inner sides of the bottom plate and the operation table, and connecting plates are hinged between the sliding plate and the two hinged plates.

Optionally, the supporting plate is of an inverted round table-shaped structure or an inverted prismatic table-shaped structure, and the sliding plate and the hinge plate are of a U-shaped plate structure.

Optionally, the guide assembly comprises a slide rail arranged on the bottom plate and a slide block in sliding fit with the slide rail, and the double-shaft extension motor is fixed on one side of the slide block.

Optionally, the bottom plate is provided with a plurality of threaded support rods in a threaded fit mode, the first flywheels are sleeved on the periphery of the threaded support rods in a sliding mode, the plurality of first flywheels are provided with chains in a transmission fit mode, and the bottom plate is provided with a driving assembly matched with the chains.

Optionally, the driving assembly comprises a servo motor arranged on the bottom surface of the bottom plate, the output end of the servo motor penetrates through the bottom plate and is connected with a second flywheel meshed with the chain, and the heightening frame is arranged on the bottom surface of the bottom plate.

Optionally, the side portion of the threaded stay bar is provided with a guide groove along the axis direction, and the end face of the first flywheel is provided with a through hole corresponding to the threaded stay bar.

The embodiment of the utility model has the following beneficial effects:

according to one embodiment of the utility model, the double-shaft extension motor drives the two threaded pull rods to drive the two sliding plates to move oppositely, so that the distance between the bottom plate and the operating platform is adjusted, the position of the operating platform after lifting is positioned through the threaded pull rods, and the threaded pull rods are positioned by matching with the double-shaft extension motor with a shaft locking function, so that the probability of automatic sliding of the operating platform after being used for a period of time is greatly reduced.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the present invention;

FIG. 3 is a cross-sectional view of a guide assembly in accordance with one embodiment of the present invention.

Wherein the figures include the following reference numerals:

the device comprises a bottom plate 1, an operating platform 2, a supporting plate 3, a double-shaft extension motor 4, a threaded pull rod 5, a sliding plate 6, a hinged plate 7, a connecting plate 8, a sliding rail 9, a sliding block 10, a threaded support rod 11, a first flywheel 12, a chain 13, a servo motor 14, a second flywheel 15, a heightening frame 16 and a guide groove 17.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.

Referring to fig. 1-3, in the present embodiment, a numerical control lathe lifting device is provided, including: the device comprises a bottom plate 1 and an operating platform 2, wherein a supporting plate 3 is arranged on the bottom surface of the operating platform 2, a guide assembly is arranged on the upper side of the bottom plate 1, a double-shaft stretching motor 4 is arranged on one side of the guide assembly, the double-shaft stretching motor 4 is a double-shaft stretching motor with a shaft locking function, two ends of an output shaft of the double-shaft stretching motor 4 are respectively provided with a threaded pull rod 5, the thread directions of the two threaded pull rods 5 are opposite, and a sliding plate 6 is matched with the threads on the threaded pull rods 5;

hinged plates 7 are arranged on the inner sides of the bottom plate 1 opposite to the operating platform 2, and connecting plates 8 are hinged between the sliding plate 6 and the two hinged plates 7.

The application of one aspect of the embodiment is as follows: and starting the double-shaft extension motor 4 to drive the two threaded pull rods 5 to drive the two sliding plates 6 to move in opposite directions, so as to adjust the distance between the bottom plate 1 and the operating platform 2. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

Two screw thread pull rods 5 are driven by the double-shaft extension motor 4 to drive the two sliding plates 6 to move in opposite directions, so that the distance between the bottom plate 1 and the operation table 2 is adjusted, the operation table 2 is positioned by the screw thread pull rods 5 to be lifted, the double-shaft extension motor 4 with a shaft locking function is matched to position the screw thread pull rods 5, and the probability that the operation table 2 automatically slides downwards after being used for a period of time is greatly reduced.

The supporting plate 3 of the embodiment is of an inverted round platform-shaped structure or an inverted prismatic table-shaped structure, the sliding plate 6 and the hinged plate 7 are of U-shaped plate structures, and the supporting plate 3 is arranged to facilitate the enhancement of the stress at the edge of the operating platform 2.

The guide assembly of this embodiment is including installing slide rail 9, the slider 10 of sliding fit in slide rail 9 on bottom plate 1, and the biax stretches motor 4 and fixes in slider 10 one side, is convenient for guide biax to stretch motor 4 and slides.

In the embodiment, a plurality of threaded support rods 11 are in threaded fit on a base plate 1, a first flywheel 12 is sleeved on the periphery of each threaded support rod 11 in a sliding manner, a chain 13 is arranged between the plurality of first flywheels 12 in a transmission fit manner, a driving assembly matched with the chain 13 is arranged on the base plate 1, so that the edge of an operating platform 2 is supported by the threaded support rods 11, the stability and the bearing capacity of the operating platform 2 are further enhanced, the driving assembly comprises a servo motor 14 arranged on the bottom surface of the base plate 1, the output end of the servo motor 14 penetrates through the base plate 1 and is connected with a second flywheel 15 meshed with the chain 13, a heightening frame 16 is arranged on the bottom surface of the base plate 1, a guide groove 17 is arranged on the side portion of each threaded support rod 11 along the axial direction, a through hole corresponding to each threaded support rod 11 is formed in the end surface of the first flywheel 12, so that the servo motor 14 drives the second flywheel 15 to drive the plurality of first flywheels 12 and the plurality of threaded support rods 11 to rotate through the chain 13, the operation table 2 is further supported by a plurality of threaded stays 11.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. The utility model provides a numerical control lathe elevating gear which characterized in that includes: the device comprises a bottom plate (1) and an operating platform (2), wherein a supporting plate (3) is arranged on the bottom surface of the operating platform (2), a guide assembly is arranged on the upper side of the bottom plate (1), a double-shaft stretching motor (4) is arranged on one side of the guide assembly, both ends of an output shaft of the double-shaft stretching motor (4) are respectively provided with a threaded pull rod (5), and a sliding plate (6) is in threaded fit with the threaded pull rod (5);

hinged plates (7) are arranged on the inner sides of the bottom plate (1) and the operation table (2) and connecting plates (8) are hinged between the sliding plate (6) and the two hinged plates (7).

2. The numerical control lathe lifting device according to claim 1, characterized in that the supporting plate (3) is of an inverted circular truncated cone-shaped structure or an inverted prismatic frustum-shaped structure, and the sliding plate (6) and the hinge plate (7) are of a U-shaped plate structure.

3. A numerically controlled lathe lifting device according to claim 1, characterized in that the guide assembly comprises a slide rail (9) mounted on the base plate (1), a slide block (10) slidably fitted in the slide rail (9), and the biaxial stretching motor (4) is fixed to one side of the slide block (10).

4. The numerical control lathe lifting device according to claim 1, characterized in that a plurality of threaded support rods (11) are in threaded fit on the bottom plate (1), the first flywheels (12) are slidably sleeved on the peripheral sides of the threaded support rods (11), a chain (13) is in transmission fit among the plurality of first flywheels (12), and a driving assembly matched with the chain (13) is arranged on the bottom plate (1).

5. A numerically controlled lathe lifting device according to claim 4, characterized in that the drive assembly comprises a servomotor (14) mounted on the bottom surface of the base plate (1), the output of the servomotor (14) being connected through the base plate (1) to a second flywheel (15) engaging the chain (13), the bottom surface of the base plate (1) being provided with a raising frame (16).

6. A numerical control lathe lifting device according to claim 4, characterized in that the side of the threaded stay (11) is provided with a guide groove (17) along the axial direction, and the end surface of the first flywheel (12) is provided with a corresponding through hole of the threaded stay (11).