CN213918336U

CN213918336U - Annular workpiece grabbing and lifting device

Info

Publication number: CN213918336U
Application number: CN202023048451.2U
Authority: CN
Inventors: 钱晓星; 刘宏宇; 刘洋; 娄小平; 袁健健
Original assignee: SUZHOU KTI SEMICONDUCTOR MANUFACTURE MACHINE CO Ltd
Current assignee: SUZHOU KTI SEMICONDUCTOR MANUFACTURE MACHINE CO Ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-10
Anticipated expiration: 2030-12-17

Abstract

The utility model provides an annular work piece snatchs hoisting device, includes hoisting device and grabbing device, grabbing device includes linear bearing mount pad, linear bearing, absorption axle, floating block seat, floating block round pin, spring, first sensor, second sensor and electro-magnet, and linear bearing sets firmly coaxially in the linear bearing mount pad and leaves the surplus space with linear bearing mount pad bottom, and first sensor and second sensor are located according to vertical direction in the surplus space, slide among the linear bearing and be equipped with the absorption axle, the bottom of absorption axle and floating block seat pass through floating block round pin swing joint, and the spring housing is located the bottom outside of absorption axle, and one end and linear bearing bottom offset, and the other end offsets with the floating block seat, the bottom and the electro-magnet fixed mounting of floating block seat. The utility model discloses a slider and spring cooperation for the bottom electro-magnet can realize the skew of certain angle and height, adsorbs with better and annular work piece under the different specification condition such as work piece height drop.

Description

Annular workpiece grabbing and lifting device

Technical Field

The utility model relates to an automation equipment field, in particular to annular work piece snatchs hoisting device.

Background

In the automobile parts, annular workpieces are arranged, and in order to improve the production efficiency, automatic equipment is adopted for grabbing and moving. However, the annular workpiece placed in the material frame is unstable to grab due to the influence of the shaking amount factor.

Therefore, the annular workpiece grabbing and lifting device which can grab stably and quickly is needed to be designed aiming at the defects in the prior art so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

For overcoming the deficiencies in the prior art, the utility model aims to provide an annular workpiece snatchs hoisting device.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: the annular workpiece grabbing and lifting device comprises a lifting device and a grabbing device, wherein the grabbing device is arranged at the output end of the lifting device, the grabbing device comprises a linear bearing mounting seat, a linear bearing, an adsorption shaft, a floating block seat, a floating block pin, a spring, a first sensor, a second sensor and an electromagnet, the linear bearing is coaxially and fixedly arranged in the linear bearing mounting seat, a margin space is reserved at the bottom of the linear bearing mounting seat, the first sensor and the second sensor are arranged in the margin space in the vertical direction, the linear bearing is internally provided with the adsorption shaft with a limiting block at the top end in a sliding manner, the bottom end of the adsorption shaft is movably connected with the floating block seat through the floating block pin, the spring is sleeved outside the bottom end of the adsorption shaft, and one end of the spring is abutted against the bottom end of the linear bearing, the other end of the spring is abutted against the floating block seat, and the bottom end of the floating block seat is fixedly installed with the electromagnet.

The preferable technical scheme is as follows: the first sensor is arranged at the bottom of the linear bearing mounting seat and is positioned at the top end of the adsorption shaft when the spring starts to compress.

The preferable technical scheme is as follows: the second sensor is arranged at the bottom of the linear bearing mounting seat and is positioned at the top end of the adsorption shaft when the spring is at the compression limit.

Because of the application of the technical scheme, the utility model discloses the beneficial effect who has does:

the utility model can realize the offset of a certain angle when the bottom electromagnet faces some annular workpieces with larger shaking amount through the matching of the floating block and the spring, so as to better adsorb the annular workpieces; and whether the annular workpiece is contacted or not can be judged through the first sensor and the second sensor, and the pressing amount of the lifting device is controlled.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic view of the gripping device of the present invention.

In the above figures, 1, a lifting device; 2. a gripping device; 3. a linear bearing mount; 4. a linear bearing; 5. an adsorption shaft; 6. a floating block seat; 7. a slider pin; 8. a spring; 9. an electromagnet; 10. a first sensor; 11. a second sensor; 12. an annular workpiece.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1, the annular workpiece grabbing and lifting device proposed by the present invention includes a lifting device 1 and a grabbing device 2.

Lifting device 1 comprises Z axle servo motor, speed reducer, rack, guide rail and aluminium alloy, and during vertical guide rail that sets up was located to fixed mounting rack and slip on the aluminium alloy, it reciprocated to drive the rack through servo motor and speed reducer cooperation to make the aluminium alloy slide from top to bottom in the guide rail.

The gripping device 2 is fixedly arranged below the lifting device 1 and moves up and down through the lifting device 1.

As shown in fig. 2, it is a schematic view of the middle grabbing device of the present invention. The gripping device 2 comprises a linear bearing mounting seat 3, a linear bearing 4, an adsorption shaft 5, a floating block seat 6, a floating block pin 7, a spring 8, a first sensor 10, a second sensor 11 and an electromagnet 9.

Wherein, linear bearing mount pad 3 fixed mounting is in the bottom of aluminium alloy, and linear bearing 4 sets firmly coaxially in linear bearing mount pad 3 and leaves the surplus space with linear bearing mount pad 3 bottom, and first sensor 10 and second sensor 11 are then located in this surplus space according to vertical direction.

An adsorption shaft 5 with a limiting block at the top end is arranged in the linear bearing 4 in a sliding mode, and the bottom end of the adsorption shaft 5 is movably connected with a floating block seat 6 through a floating block pin 7. The bottom outside of adsorbing the axle 5 is located to the spring 8 cover, and the one end and the 4 bottom offsets of linear bearing of spring 8, and the other end offsets with floating block seat 6 to realize the effect of automatic re-setting behind the 6 small-angle deviations of floating block seat.

The bottom end of the floating block seat 6 and the electromagnet 9 are fixedly installed through an installation plate (not shown) for adsorbing the annular workpiece 12.

Furthermore, in the present embodiment, four electromagnets 9 are disposed and are annularly disposed on the bottom surface of the mounting plate. Therefore, the adsorption stability can be ensured when the annular workpiece deviates from the front and back positions and the left and right positions.

It should be noted that:

the first sensor 10 is arranged at the bottom of the linear bearing mounting seat 3 and is positioned at the top end position of the adsorption shaft 5 when the spring 8 starts to compress, and is used for judging whether the electromagnet 9 is in contact with the annular workpiece 12.

The second sensor 11 is arranged at the bottom of the linear bearing mounting seat 3 and is positioned at the top end position of the adsorption shaft 5 when the spring 8 is at the compression limit, and is used for reminding that the lifting device 1 reaches the depression limit.

The method comprises the following steps:

1. the lifting device is pressed downwards;

2. pressing down until the first sensor sends out a signal;

3. controlling the electromagnet to work and adsorbing the annular workpiece;

4. pressing the second sensor to send out a signal;

5. the lifting device is lifted.

Therefore, the utility model has the advantages of it is following:

the utility model can realize the offset of a certain angle and height by the bottom electromagnet through the matching of the floating block and the spring, and can better adsorb the annular workpiece under the different specifications such as the height drop of the workpiece; and whether the annular workpiece is contacted or not can be judged through the first sensor and the second sensor, and the pressing amount of the lifting device is controlled.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an annular work piece snatchs hoisting device, includes hoisting device and grabbing device, grabbing device locates hoisting device's output, its characterized in that: grabbing device includes linear bearing mount pad, linear bearing, absorption axle, floating block seat, floating block round pin, spring, first sensor, second sensor and electro-magnet, linear bearing coaxial set firmly in the linear bearing mount pad and with the linear bearing mount pad bottom leaves the surplus space, first sensor with the second sensor is located according to vertical direction in the surplus space, slide in the linear bearing and be equipped with the top and have the absorption axle of stopper, the bottom of absorption axle with the floating block seat passes through floating block round pin swing joint, the spring housing is located the bottom outside of absorption axle, the one end of spring with the linear bearing bottom offsets, the other end of spring with the floating block seat offsets, the bottom of floating block seat with electro-magnet fixed mounting.

2. The annular workpiece grabbing and lifting device as claimed in claim 1, wherein: the first sensor is arranged at the bottom of the linear bearing mounting seat and is positioned at the top end of the adsorption shaft when the spring starts to compress.

3. The annular workpiece grabbing and lifting device as claimed in claim 1, wherein: the second sensor is arranged at the bottom of the linear bearing mounting seat and is positioned at the top end of the adsorption shaft when the spring is at the compression limit.