CN215618069U

CN215618069U - Vertical shaft floating device for product gripper

Info

Publication number: CN215618069U
Application number: CN202121583981.9U
Authority: CN
Inventors: 康海建; 郭武; 高飞; 管金峰
Original assignee: Weben Smart Manufacturing System Shanghai Co ltd
Current assignee: Weben Smart Manufacturing System Shanghai Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-25
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a vertical shaft floating device of a product gripper, which is arranged on a manipulator and comprises an upper mounting plate, a lower mounting plate, a linear bearing, a guide rod, a spring, a mechanical limit and a detection sensor, wherein the upper mounting plate is arranged on the manipulator; the upper mounting plate is connected with the guide rod, the lower mounting plate is connected with the linear bearing, the guide rod is in clearance fit with the linear bearing, and the spring is placed between the upper mounting plate and the lower mounting plate and used for mechanical and signal protection of the maximum compression amount of the spring by compression and mechanical limit and a detection sensor. The utility model has the advantages and beneficial effects that: the vertical shaft floating device of the product gripper is mounted on the manipulator, so that the product gripper is in a floating state when the automatic manipulator drives a product to enter the clamp, hard friction between the product and the positioning pin is reduced, and difficulty in debugging of personnel is reduced.

Description

Vertical shaft floating device for product gripper

Technical Field

The utility model relates to the field of automation of machine tool machining manipulators, in particular to a floating device for a vertical shaft of a product gripper.

Background

At present, machine tool machining units are more and more designed to use mechanical hands to replace manual work to carry out loading and unloading of products, and the products are positioned in a machine tool clamp through pin holes. The product tongs are generally directly installed on a manipulator flange to feed and discharge a machine tool clamp, pin holes of the product and positioning pins of the clamp are in hard friction (gaps between the product and the positioning pins are extremely small) in the feeding and discharging processes, and the positioning pins are worn greatly and need to be replaced regularly.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides a floating device for a vertical shaft of a product grab. This technical scheme has solved the problem that reduces the hard friction of product and locating pin, the degree of difficulty when reducing personnel's debugging simultaneously. This vertical axle floating device of product tongs comprises upper and lower mounting panel, linear bearing, guide arm, spring, machinery spacing, detection sensor, and this floating device is in between manipulator and the product tongs, and the floating of vertical direction when realizing that the manipulator is automatic to get and put the product.

(II) technical scheme

The utility model provides the following technical scheme: the utility model provides a vertical axle floating device of product tongs, installs on the manipulator, includes mounting panel, spring, guide arm, lower mounting panel, linear bearing, stopper and detection sensor, it is connected with the spring to go up to set up between mounting panel and the lower mounting panel, the downside of going up the mounting panel is being connected the guide arm, the downside of mounting panel is being connected down linear bearing, the guide arm passes down the mounting panel with linear bearing clearance fit.

Furthermore, four guide rods are arranged and are symmetrically arranged at four corners of the upper mounting plate respectively.

Furthermore, a limiting block is installed on the lower side of the upper installation plate.

Further, the maximum stroke of the spring is limited by the length of the guide rod, and the minimum stroke is limited by mechanical limit.

Further, install detection sensor on the short limit face of one side of going up the mounting panel, detection sensor is used for the signal protection of the maximum compression capacity of spring.

Furthermore, the device is arranged between the manipulator and the product gripper, so that the manipulator can float in the vertical direction when automatically taking and placing the product.

(III) advantageous effects

Compared with the prior art, the product gripper vertical shaft floating device provided by the utility model has the beneficial effects that: the vertical shaft floating device of the product gripper is mounted on the manipulator, so that the product gripper is in a floating state when the automatic manipulator drives a product to enter the clamp, hard friction between the product and the positioning pin is reduced, and difficulty in debugging of personnel is reduced.

Drawings

FIG. 1 is a perspective view of a floating device for a vertical shaft of a product gripper according to the present invention;

FIG. 2 is a front view of a vertical axis floatation device for a product grip of the present invention;

FIG. 3 is a left side view of a vertical axis floatation device of a product grip of the present invention;

fig. 4 is a left side view of a product grip vertical axis float in a compressed state.

In the figure: 1. an upper mounting plate; 2. a spring; 3. a guide bar; 4. a lower mounting plate; 5. a linear bearing; 6. a limiting block; 7. and detecting the sensor.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, a vertical shaft floating device for a product gripper in the present embodiment is mounted on a manipulator and located between the manipulator and the product gripper, so as to achieve vertical floating when the manipulator automatically picks and places a product. The device comprises an upper mounting plate 1, a spring 2, a guide rod 3, a lower mounting plate 4, a linear bearing 5, a limiting block 6 and a detection sensor 7; go up the mounting panel 1 and set up between the mounting panel 4 and be connected with spring 2, the downside of going up mounting panel 1 is being connected guide arm 3, the downside of mounting panel 4 is being connected linear bearing 5, guide arm 3 passes down mounting panel 4 with linear bearing 5 clearance fit.

Four guide rods 3 are arranged and symmetrically arranged at four corners of the upper mounting plate 1 respectively.

Wherein, the lower side of the upper mounting plate 1 is provided with a limiting block 6.

Wherein, the maximum stroke of the spring 2 is limited by the length of the guide rod 3, and the minimum stroke is limited by mechanical limit.

Wherein, install detection sensor 7 on the short limit face of one side of going up mounting panel 1, detection sensor 7 is used for the signal protection of the biggest compressive capacity of spring 2.

The device is arranged between the mechanical arm and the product gripper, and the mechanical arm can float in the vertical direction when automatically taking and placing the product.

Fig. 3 of the embodiment shows a normal state of the floating device of the vertical shaft of the product gripper, when in operation, the upper mounting plate 1 and the lower mounting plate 4 are mutually compressed, fig. 4 shows a compressed state of the floating device of the vertical shaft of the product gripper, and the spring 2 is used for the power of returning to the initial position after the device is compressed in the vertical direction in the compression process; the 4 groups are mutually matched by the guide rod 3 and the linear bearing 5, so that the stability of the connecting part can be realized; in the compression process, the speed limiting block 6 plays a mechanical protection role when the compression amount of the spring 2 exceeds the designed compression amount; the detection sensor 7 serves as an electrical protection when the amount of compression of the spring 2 exceeds the designed amount of compression.

According to the product gripper vertical shaft floating device provided by the utility model, the product gripper vertical shaft floating device is arranged on the manipulator, so that the product gripper is in a floating state when the automatic manipulator drives a product to enter the clamp, the hard friction between the product and a positioning pin is reduced, and the difficulty in debugging of personnel is also reduced.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a vertical axle floating device of product tongs, installs on the manipulator, includes mounting panel (1), spring (2), guide arm (3), lower mounting panel (4), linear bearing (5), stopper (6) and detection sensor (7), its characterized in that: go up mounting panel (1) and set up between lower mounting panel (4) and be connected with spring (2), the downside of going up mounting panel (1) is being connected guide arm (3), the downside of lower mounting panel (4) is being connected linear bearing (5), guide arm (3) pass down mounting panel (4) with linear bearing (5) clearance fit.

2. A product grip vertical shaft float in accordance with claim 1, wherein: four guide rods (3) are symmetrically arranged at four corners of the upper mounting plate (1).

3. A product grip vertical shaft float in accordance with claim 1, characterised in that a stop block (6) is mounted to the underside of the upper mounting plate (1).

4. A product grip vertical shaft float in accordance with claim 1, wherein: the maximum stroke of the spring (2) is limited by the length of the guide rod (3), and the minimum stroke is limited by mechanical limit.

5. A product grip vertical shaft float in accordance with claim 1, wherein: go up and install detection sensor (7) on the short limit face of one side of mounting panel (1), detection sensor (7) are used for the signal protection of spring (2) maximum compression volume.

6. A product grip vertical shaft float in accordance with claim 1, wherein: the device is arranged between the mechanical arm and the product gripper, and the floating in the vertical direction is realized when the mechanical arm automatically takes and places the product.