CN221271048U

CN221271048U - Positioning device

Info

Publication number: CN221271048U
Application number: CN202322613622.9U
Authority: CN
Inventors: 丁达飞; 蔡景优
Original assignee: Guangdong Jiutong Intelligent Equipment Co ltd
Current assignee: Guangdong Jiutong Intelligent Equipment Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-07-05
Anticipated expiration: 2033-09-25

Abstract

The utility model discloses a positioning device, which comprises a supporting underframe, wherein a positioning plate is arranged on the supporting underframe, the surface of the positioning plate, which is opposite to the supporting underframe, is a working surface, four sides on the working surface are respectively a first side, a second side, a third side and a fourth side which are mutually connected, the first side is opposite to the third side, the second side is opposite to the fourth side, the first side or the third side is in a horizontal X-axis direction, the second side or the fourth side is in a horizontal Y-axis direction, a first baffle plate which extends along the X-axis direction is arranged on the first side, a second baffle plate which extends along the Y-axis direction is arranged on the second side, and the positioning plate is obliquely downwards arranged along the horizontal X-axis direction and from the fourth side to the second side, so that the first baffle plate and the second baffle plate form a slope, and a workpiece placed on the working surface can quickly slide down to be attached to the first baffle plate and the second baffle plate under the gravity of the workpiece so that the workpiece can achieve the accurate and quick positioning effect in the horizontal X-axis and Y-axis directions.

Description

Positioning device

Technical Field

The utility model relates to the technical field of processing and positioning, in particular to a positioning device.

Background

At present, in the production and manufacturing process of products, particularly in the production line operation process, a positioning device is often required to position a workpiece so as to meet the processing requirement of the workpiece in a certain process. The existing positioning device comprises a positioning plate, a workpiece to be positioned is placed on a working surface of the positioning plate, and when a certain position of the workpiece needs to be restrained, a stop block is added on the surface to meet the restraint. Since the manipulator identifies the coordinate position to determine the position of the workpiece, a certain positioning point of the workpiece on the coordinate system needs to have certain coordinate points (such as x=30 and y=35) on the X axis and the Y axis in the horizontal direction, and the subsequent manipulator can identify the gripping when gripping the positioned workpiece. However, as the coordinate point of the workpiece on the X axis in the horizontal direction is pushed by the first cylinder to move along the X axis direction until the workpiece is attached to the stop block on the X axis direction, the coordinate point of the workpiece on the Y axis in the horizontal direction is pushed by the second cylinder to move along the Y axis direction until the workpiece is attached to the stop block on the Y axis direction, and then the workpiece can be positioned at a certain positioning point on the coordinate system to realize accurate positioning.

The above-mentioned existing positioning device has the following defects: firstly, the movement of a workpiece to be positioned in the directions of a horizontal X axis and a Y axis is pushed by an air cylinder, so that the rapid positioning of the workpiece can not be realized; second, the friction between the workpiece to be positioned and the working surface of the positioning plate is large, and the workpiece is damaged to a certain extent.

Disclosure of utility model

The utility model aims to at least solve one of the technical problems in the prior art, and provides a positioning device which can effectively solve the technical problem that the movement of a workpiece to be positioned in the directions of a horizontal X axis and a Y axis is pushed by an air cylinder and the rapid positioning of the workpiece cannot be realized.

The utility model adopts the following technical scheme:

The utility model provides a positioner, includes the support chassis, be provided with the locating plate on the support chassis, the locating plate dorsad the surface of support chassis is the working face, four sides on the working face are interconnect's first side, second side, third side and fourth side respectively, first side and third side set up relatively, the second side sets up relatively with the fourth side, first side or the third side is horizontal X axis direction, second side or fourth side is horizontal Y axis direction, be provided with on the first side along the first baffle that X axis direction extends, be provided with on the second side along the second baffle that Y axis direction extends, the locating plate is followed horizontal X direction and from the fourth side the second side inclines down to set up, the locating plate is still followed Y axis direction is followed the third side the slope of first side is downward set up.

Further, a rolling unit is arranged on the working surface, the workpiece is placed on the working surface through the rolling unit, and the rolling surface of the rolling unit is in rolling contact with the plane of the workpiece facing the working surface.

Further, the rolling unit comprises a plurality of rows of universal bull-eye wheels, each row of universal bull-eye wheels comprises a plurality of universal bull-eye wheels, the universal bull-eye wheels of each row are uniformly arranged at intervals, and each row of universal bull-eye wheels extends along the horizontal Y-axis direction or along the horizontal X-axis direction.

Further, each row of universal bull-eye wheels comprises a plurality of universal bull-eye wheels, and every two adjacent universal bull-eye wheels on each row of universal bull-eye wheels are evenly arranged at intervals.

Further, an adjusting and supporting device is arranged at the bottom of the supporting underframe and used for adjusting the height of the supporting underframe.

Further, a first proximity switch unit which is arranged in a two-phase manner is arranged on the first baffle plate, and the first proximity switch unit is used for detecting whether the workpiece is attached to the first baffle plate or not.

Further, a second proximity switch unit which is arranged in a two-phase manner is arranged on the second baffle plate, and the second proximity switch unit is used for detecting whether the workpiece is attached to the second baffle plate or not.

Further, the structure of the second proximity switch unit is the same as that of the first proximity switch unit; the second near switch unit comprises a mounting block and a telescopic shaft, the mounting block is fixed on the outer side of the first baffle, a through groove is formed in the position of the first baffle corresponding to the mounting block, a bearing mounting hole penetrating through the opposite surface of the mounting block and coaxially communicated with the through groove is formed in the mounting block, a bearing is mounted in the bearing mounting hole, the first end of the telescopic shaft is connected with the inner ring of the bearing, the second end of the telescopic shaft penetrates out of the through groove, a shaft shoulder positioning part located outside the through groove is arranged on the outer wall of the second end of the telescopic shaft, a compression spring is sleeved between the shaft shoulder positioning part and the mounting block, a stop block connected with the first end of the telescopic shaft is arranged on the outer side of the mounting block, and a proximity switch used for detecting the moving position of the stop block is arranged on the outer side of the mounting block in a changing mode.

Further, a first driving and adjusting unit is arranged on the positioning plate and used for pushing the workpiece to be attached to the first baffle.

Further, a second driving and adjusting unit is arranged on the positioning plate and used for pushing the workpiece to be attached to the two baffles.

Compared with the prior art, the positioning device has the beneficial effects that:

When the positioning device is used, the four sides on the working surface are respectively a first side, a second side, a third side and a fourth side which are connected with each other, the first side is opposite to the third side, the second side is opposite to the fourth side, the first side or the third side is in the horizontal X-axis direction, the second side or the fourth side is in the horizontal Y-axis direction, the first side is provided with the first baffle extending along the X-axis direction, the second side is provided with the second baffle extending along the Y-axis direction, the positioning plate is obliquely downwards arranged along the horizontal X-axis direction and from the fourth side to the second side, and the positioning plate is obliquely downwards arranged from the third side to the first side along the Y-axis direction, so that the first baffle and the second baffle can be provided with slopes, and the slopes can enable workpieces placed on the working surface to quickly slide down towards the intersecting direction of the X-axis direction and the Y-direction under the own gravity, so that the workpieces placed on the working surface can quickly slide down to be attached to the first baffle and the second baffle under the own gravity, compared with the workpieces to be positioned on the horizontal X-axis direction and the cylinder, the positioning device can achieve accurate positioning effect in the horizontal X-axis direction.

For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.

Drawings

FIG. 1 is a schematic view of a positioning device according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;

FIG. 3 is a schematic view of another angle structure of a positioning device according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a positioning device according to an embodiment of the present utility model;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4.

Reference numerals in the drawings:

1. A support chassis; 10. a positioning plate; 101. a working surface; 1011. a first side; 1012. a second side; 1013. a third side; 1014. a fourth side; 105. a circular through hole; 2. a first baffle; 21. a second baffle; 210. a through groove; 30. universal bull's eye wheel; 40. a mounting block; 401. bearing mounting holes; 41. a telescopic shaft; 410. a shoulder positioning portion; 43. a compression spring; 44. a proximity switch; 45. a stop block; 501. a first driving plate; 502. a first driving cylinder; 51. a second drive adjustment unit; 511. a second driving plate; 512. a second driving cylinder; 60. adjusting the supporting device; 601. adjusting the support; 6011. a kidney-shaped groove.

Detailed Description

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible mentioned in this specification are defined with respect to their construction, and they are relative concepts. Therefore, the position and the use state of the device may be changed accordingly. These and other directional terms should not be construed as limiting terms.

The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with aspects of the present disclosure. In the description of the present utility model, several means one or more, and plural means two or more.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a positioning device, which includes a supporting chassis 1, a positioning plate 10 is disposed on the supporting chassis 1, a working surface 101 is disposed on a surface of the positioning plate 10 facing away from the supporting chassis 1, four sides on the working surface 101 are a first side 1011, a second side 1012, a third side 1013 and a fourth side 1014 which are connected to each other, the first side 1011 and the third side 1013 are oppositely parallel, the second side 1012 and the fourth side 1014 are oppositely parallel, the first side 1011 or the third side 1013 is in a horizontal X-axis direction, the second side 1012 or the fourth side 1014 is in a horizontal Y-axis direction, a first baffle plate 2 extending along the X-axis direction is disposed on the first side 1011, a second baffle plate 21 extending along the Y-axis direction is disposed on the second side 1012, the positioning plate 10 is disposed obliquely downward from the fourth side 1014 to the second side 1012 along the horizontal X-axis direction, and the positioning plate 10 is also disposed obliquely downward from the third side 1013 to the first side 1011 along the Y-axis direction. In use, the four sides of the working surface 101 are respectively a first side 1011, a second side 1012, a third side 1013 and a fourth side 1014 which are connected with each other, the first side 1011 is opposite to the third side 1013, the second side 1012 is opposite to the fourth side 1014, the first side 1011 or the third side 1013 is in the horizontal X-axis direction, the second side 1012 or the fourth side 1014 is in the horizontal Y-axis direction, the first side 1011 is provided with the first baffle 2 extending along the X-axis direction, the second side 1012 is provided with the second baffle 21 extending along the Y-axis direction, and the positioning plate 10 is arranged obliquely downwards from the fourth side 1014 to the second side 1012 along the Y-axis direction, so that the first baffle 2 and the second baffle 21 are formed with slopes, and the slopes enable the workpiece placed on the working surface 101 to rapidly slide in the direction intersecting with the Y-axis direction under the gravity of the self-body, therefore the workpiece placed on the working surface 101 can rapidly slide down to the first baffle 21 along the Y-axis direction, and the workpiece can rapidly slide down to the first baffle 21 along the Y-axis direction, compared with the first baffle 21 and the second baffle 21, and the positioning plate can be positioned in the horizontal direction accurately and the present utility model.

In one embodiment, the work surface 101 is provided with a rolling unit by which a work piece is placed on the work surface. Wherein the rolling surface of the rolling unit is in rolling contact with the plane of the workpiece facing the working surface 101. Specifically, the rolling unit includes a plurality of rows of universal bull-eye wheels 30, each row of universal bull-eye wheels 30 includes a plurality of universal bull-eye wheels 30, each row of universal bull-eye wheels 30 is evenly arranged at intervals, the rolling surface of each universal bull-eye wheel 30 is in rolling contact with the bottom surface of the workpiece (the plane of the workpiece facing the working surface), each row of universal bull-eye wheels 30 extends along the horizontal Y-axis direction or along the horizontal X-axis direction, and thus the sliding speed of the workpiece on the universal bull-eye wheels 30 can be improved. Of course, each row of universal bull-eye wheels 30 comprises a plurality of universal bull-eye wheels 30, and two adjacent universal bull-eye wheels 30 on each row of universal bull-eye wheels 30 are uniformly arranged at intervals, so that the stress of a workpiece is uniform.

In other embodiments, the rolling unit may be configured as a smooth surface, and the working surface 101 is not limited herein, so it is within the scope of the present utility model for those skilled in the art to reasonably alter the structure of the rolling unit.

In an embodiment, the bottom of the supporting chassis 1 is provided with an adjusting supporting device 60, and the adjusting supporting device 60 is used for adjusting the height of the supporting chassis 1, that is, it can be understood that when the gradient of the first baffle 2 and the second baffle 21 needs to be adjusted, the height of the four corners of the supporting chassis 1 can be adjusted by adjusting the supporting device 60. Specifically, the adjusting support device 60 includes four adjusting support members 601, four adjusting support members 601 are in one-to-one correspondence with four corner positions of the bottom of the support chassis 1, the adjusting support members 601 are L-shaped adjusting support members 601, one side wall of one adjusting support member 601 is fixedly connected with one corner position of the bottom of the support chassis 1, a kidney-shaped groove 6011 penetrating through the other side wall of the adjusting support member 601 is formed in the other side wall of the adjusting support member 601, the kidney-shaped groove 6011 extends along the height direction of the adjusting support member 601, of course, the four corner positions of the bottom of the support chassis 1 are provided with threaded holes, the threaded holes of the four corner positions of the bottom of the support chassis 1 are in one-to-one correspondence with the kidney-shaped grooves 6011 on the four adjusting support members 601, and therefore, the height of the four corner positions of the support chassis 1 can be adjusted by adjusting the height of the kidney-shaped groove 6011, and the requirements for adjusting the gradients of the first baffle 2 and the second baffle 21 are met.

In an embodiment, the first baffle 2 is provided with a first proximity switch unit which is arranged oppositely, and the first proximity switch unit is used for detecting whether a workpiece is attached to the first baffle 2. Similarly, a second proximity switch unit is arranged on the second baffle 21, and the second proximity switch unit is used for detecting whether the workpiece is attached to the second baffle 21. Because two points confirm a straight line, therefore first proximity switch unit on the first baffle 2 has two, and the same reason is the second proximity switch unit on the second baffle 21 also has two, only when two first proximity switch units on the first baffle 2 detect work piece and first baffle 2 laminating simultaneously, two second proximity switch units on the second baffle 21 also detect work piece and second baffle 21 laminating simultaneously, and the work piece just that this moment is calculated and is accomplished the effect of accurate location. Of course, the first proximity switch unit and the second proximity switch unit are electrically connected with the PLC control system, when the two first proximity switch units and the two second proximity switch units are detected to be respectively attached to the first baffle plate 2 and the second baffle plate 21, the manipulator can identify the positioning position of the workpiece on the coordinate system at the moment, and the PLC control system drives the manipulator to grasp the positioned workpiece at the moment, so that the next procedure of processing is completed.

In an embodiment, the structure of the second proximity switch unit is the same as that of the first proximity switch unit, and thus a specific structure of the second proximity switch unit is not described herein. The second proximity switch unit comprises a mounting block 40 and a telescopic shaft 41, the mounting block 40 is fixed on the outer side of the second baffle 21, a through groove 210 is formed in the position of the second plate corresponding to the mounting block 40, a bearing mounting hole 401 penetrating through the opposite surface of the second plate and coaxially communicated with the through groove 210 is formed in the mounting block 40, a bearing is mounted in the bearing mounting hole 401, the first end of the telescopic shaft 41 is connected with the inner ring of the bearing, the second end of the telescopic shaft 41 penetrates out of the through groove 210, a shaft shoulder positioning part 410 located outside the through groove 210 is arranged on the outer wall of the second end of the telescopic shaft 41, a compression spring 43 is sleeved between the shaft shoulder positioning part 410 and the mounting block 40, positioning of the shaft shoulder positioning part 410 is mainly caused by the compression spring 43, a stop 45 connected with the first end of the telescopic shaft 41 is arranged on the outer side of the mounting block 40, and a proximity switch 44 used for detecting the moving position of the stop 45 is arranged on the outer side of the mounting block 40. It can be understood that when the workpiece is rapidly moved into the predetermined positioning position of the workpiece under the action of the slopes of the first and second baffles 2 and 21 and the universal bull's eye wheel 30, the workpiece drives the telescopic shaft 41 to retract in the X direction when the workpiece is attached to the second baffle 21, so that the stopper 45 is retracted in the X direction, after the proximity switch 44 detects that the stopper 45 is moved to the set position, the proximity switch 44 feeds back its detection information to the PLC control system, and at the same time, in a state that the first proximity switch unit detects that the workpiece is attached to the first baffle 2, the proximity switches 44 of the first and second proximity switch units feed back their detection information to the PLC control system to provide a control instruction.

In an embodiment, the positioning plate 10 is provided with a first driving adjustment unit, and the first driving adjustment unit is used for pushing the workpiece to be attached to the first baffle 2. Similarly, a second driving and adjusting unit 51 is arranged on the positioning plate 10, and the second driving and adjusting unit 51 is used for pushing the workpiece to be attached to the two baffles. The first driving adjusting unit and the second driving adjusting unit 51 can ensure that the manipulator can adsorb and grasp at the same position on the workpiece, so that the effect of accurately grasping the workpiece by the manipulator is realized. Specifically, the first driving adjustment unit includes a first driving cylinder 502 and a first driving plate 501, where the first driving plate 501 is located on a third side 1013 on the working surface, the first driving cylinder 502 is fixed on a plane on the positioning plate 10 facing away from the working surface 101, the first driving plate 501 extends along the X-axis direction, and the first driving plate 501 faces the first baffle 2, and the first driving plate 501 is in driving connection with a telescopic end of the first driving cylinder 502, so that the purpose that the first driving adjustment unit pushes the workpiece to attach towards the first baffle 2 can be achieved; similarly, the second driving adjusting unit 51 includes a second driving cylinder 512 and a second driving plate 511, the second driving plate 511 is located on a fourth side 1014 on the working surface, the second driving cylinder 512 is fixed on a plane of the positioning plate 10 opposite to the working surface 101, the second driving plate 511 extends along the Y-axis direction, the second driving plate 511 faces the second baffle 21, and the second driving plate 511 is in driving connection with a telescopic end of the second driving cylinder 512, so that the purpose that the second driving adjusting unit 51 pushes the workpiece to be attached to the second baffle 21 can be achieved. It follows that the positioning effect of the workpiece on the working surface 101, that is, the first and second proximity switch units as the first reinsurance of positioning the workpiece to be attached to the first and second barriers 2 and 21, can be further improved by the first and second drive adjustment units 51, and the first and second drive adjustment units 51 as the second reinsurance of positioning the workpiece to be attached to the first and second barriers 2 and 21.

It should be noted that, since the first driving plate 501 and the second driving plate 511 are located on the third side 1013 and the fourth side 1014 on the working surface 101, respectively, and the first baffle 2 and the second baffle 21 are located on the first side 1011 and the second side 1012 on the working surface 101, respectively, when the first proximity switch unit and the second proximity switch unit detect that the workpiece is attached to the first baffle 2 and the second baffle 21, the first driving plate 501 may be driven by the first driving cylinder 502 and the second driving plate 511 may be driven by the second driving cylinder 512 to move to contact with the workpiece, thereby playing a role of assisting in positioning the workpiece.

In one embodiment, the positioning plate 10 is further provided with a plurality of circular through holes 105, so that unnecessary weight of the positioning plate can be reduced, and the requirement of modern light weight and high performance is met. Of course, the number and structure of the round through holes 105 may be reasonably changed, and are not limited herein.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides a positioner, its characterized in that, includes the support chassis, be provided with the locating plate on the support chassis, the locating plate is dorsad the surface of support chassis is the working face, the working face is used for placing the work piece that waits to fix a position, four sides on the working face are interconnect's first side, second side, third side and fourth side respectively, first side and third side set up relatively, second side and fourth side set up relatively, first side or the third side is horizontal X axis direction, second side or fourth side is horizontal Y axis direction, be provided with on the first side along the first baffle that X axis direction extends, be provided with on the second side along the second baffle that Y axis direction extends, the locating plate is followed horizontal X direction and from the fourth side the second slope sets up downwards, the locating plate is still followed the Y axis direction is followed the third side the slope downwards sets up of first side.

2. A positioning device according to claim 1, wherein a rolling unit is provided on the working surface, and the work piece is placed on the working surface by the rolling unit, and the rolling surface of the rolling unit is in rolling contact with the work piece toward the plane of the working surface.

3. A positioning device according to claim 2, wherein the rolling unit comprises a plurality of rows of universal bull's eye wheels, each row of universal bull's eye wheels comprising a plurality of universal bull's eye wheels, each row of universal bull's eye wheels being evenly spaced apart, each row of universal bull's eye wheels extending in a horizontal Y-axis direction or in a horizontal X-axis direction.

4. A positioning device as recited in claim 3 wherein each row of universal bullseye wheels includes a plurality of universal bullseye wheels, and adjacent ones of the universal bullseye wheels in each row are spaced apart uniformly.

5. A positioning device according to claim 1, characterized in that the bottom of the support chassis is provided with an adjusting support device for adjusting the height of the support chassis.

6. The positioning device according to claim 1, wherein the first baffle is provided with a first proximity switch unit disposed opposite to the first baffle, and the first proximity switch unit is used for detecting whether the workpiece is attached to the first baffle.

7. The positioning device of claim 6, wherein the second baffle is provided with a second proximity switch unit disposed opposite to the second baffle, and the second proximity switch unit is configured to detect whether the workpiece is attached to the second baffle.

8. A positioning device as set forth in claim 7 wherein said second proximity switch unit is of the same construction as said first proximity switch unit; the first proximity switch unit comprises a mounting block and a telescopic shaft, the mounting block is fixed on the outer side of the first baffle, a through groove is formed in the position of the second baffle corresponding to the mounting block, a bearing mounting hole penetrating through the opposite surface of the second baffle and coaxially communicated with the through groove is formed in the mounting block, a bearing is mounted in the bearing mounting hole, the first end of the telescopic shaft is connected with the inner ring of the bearing, the second end of the telescopic shaft penetrates out of the through groove, a shaft shoulder positioning part located outside the through groove is arranged on the outer wall of the second end of the telescopic shaft, a compression spring is sleeved between the shaft shoulder positioning part and the mounting block, a stop block connected with the first end of the telescopic shaft is arranged on the outer side of the mounting block, and a proximity switch used for detecting the moving position of the stop block is arranged on the outer side of the mounting block in a changing mode.

9. A positioning device according to claim 1, wherein the positioning plate is provided with a first driving adjustment unit for pushing the workpiece to fit towards the first baffle.

10. A positioning device according to claim 1, wherein the positioning plate is provided with a second driving adjustment unit for pushing the workpiece to fit towards the two baffles.