CN219507146U - Positioning device for stack trolley - Google Patents

Abstract

The utility model provides a positioning device of a material stack trolley, which comprises a material stack trolley body; the positioning hole is arranged on the ground; the positioning device is arranged on the material stack trolley body and comprises a driving source and a positioning pin, the driving source is connected with the positioning pin, and after the material stack trolley arrives at a specified parking position beside the punching machine and is parked, the driving source is used for driving the positioning pin to be matched with the positioning hole so as to position the material stack trolley. The device can effectively prevent the position of the stacking trolley generated by failure of the motor brake system of the stacking trolley from being deviated, and meets the requirement of repeated precision required by a manipulator when grabbing the plate on the stacking trolley.

Description

Positioning device for stack trolley

Technical Field

The utility model relates to a positioning device, in particular to a positioning device for a stacking trolley.

Background

In the stamping and forming production process of metal sheets, rolled metal sheets are often uncoiled and sheared into rectangular sheets with different specifications by an uncoiling automatic line, and stacked into a pile. When the sheet material stacking device is used, the sheet materials are taken down from the material stack one by one and placed on the material stack trolley through the material stack trolley, the plurality of sheet materials are conveyed to a designated position beside the punching machine through the material stack trolley, and then the sheet materials on the material stack trolley are grasped through the manipulator and placed at the designated punching position of the punching machine for punching forming. However, in the actual operation process, when the mechanical arm grabs the sheet materials on the material stack trolley in sequence, a motor braking system of the material stack trolley may malfunction, so that the position of the material stack trolley is deviated, and the grabbing position of the mechanical arm on the material stack trolley is deviated, so that the mechanical arm cannot accurately send the sheet materials to the designated punching position of the punching machine for positioning.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a positioning device for a stack trolley, which can effectively prevent the position of the stack trolley from being deviated due to failure of a braking system of a motor of the stack trolley, so as to solve the problems in the prior art.

To achieve the above and other related objects, the present utility model provides a stack cart positioning device comprising a stack cart body; the positioning hole is arranged on the ground; the positioning device is arranged on the material stack trolley body and comprises a driving source and a positioning pin, the driving source is connected with the positioning pin, and after the material stack trolley arrives at a specified parking position beside the punching machine and is parked, the driving source is used for driving the positioning pin to be matched with the positioning hole so as to position the material stack trolley.

Further, the driving source is a driving cylinder, and the driving cylinder is connected with the positioning pin through a connecting plate.

Further, the positioning device further comprises a base, the base is fixedly connected to the material stack trolley body through bolts, a first through hole and a second through hole are formed in the base, the positioning pin penetrates through the first through hole and the second through hole, and the first end of the positioning pin protrudes out of the first through hole to be in threaded connection with the connecting plate; the driving cylinder is connected to the base through a cylinder fixing plate.

Further, the cylinder fixing plate is connected with the base through bolts, and the driving cylinder is connected with the cylinder fixing plate through bolts.

As described above, the positioning device for the stacking trolley has the following beneficial effects: when the stack trolley body reaches a specified parking position beside the punching machine, the motor braking system of the stack trolley body controls the stack trolley to stop moving so as to stop the stack trolley body at the specified parking position beside the punching machine, then a driving source in the positioning device drives the positioning pin to be matched with the positioning hole arranged on the ground, so that the stack trolley body is mechanically positioned through the matching of the positioning pin and the positioning hole, and further, the electrical and mechanical dual positioning of the stack trolley body is realized, the situation that the position of the stack trolley is deviated due to the fact that the motor braking system of the stack trolley possibly fails during operation can be avoided, the stack trolley is more stable at the specified parking position, and the requirement of repeated precision required by a manipulator during operation of grabbing plates on the stack trolley is met.

Drawings

Fig. 1 is a schematic diagram of a connection relationship between a stacking trolley body and a positioning device.

Fig. 2 is a schematic structural diagram of a positioning device provided by the present utility model.

Reference numerals illustrate:

10. material stack trolley body

20. Positioning device

21. Driving cylinder

22. Positioning pin

23. Base seat

24. Connecting plate

211. Cylinder fixing plate

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

In the description of the present utility model, unless specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly coupled, detachably coupled, integrally connected, mechanically coupled, electrically coupled, directly coupled, or coupled via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the present utility model as indicated by the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Please refer to fig. 1-2. It should be noted that, the illustrations provided in the present embodiment merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.

The utility model provides a positioning device for a stack trolley, which is shown in fig. 1-2, and comprises a stack trolley body 10, a positioning hole (not shown in the figure) arranged on the ground, and a positioning device 20, wherein the positioning device 20 is arranged on the stack trolley body 10, the positioning device 20 comprises a driving source and a positioning pin 22, the driving source is connected with the positioning pin 22, and after the stack trolley body 10 arrives at a specified parking position beside a punching machine for parking, the driving source is used for driving the positioning pin 22 to be matched with the positioning hole arranged on the ground so as to position the stack trolley body 10.

When the stacking trolley body 10 reaches a specified parking position beside the punching machine in operation, the motor brake system of the stacking trolley body 10 controls the stacking trolley body 10 to stop moving so as to stop the stacking trolley body 10 at the specified parking position beside the punching machine, and then the driving source in the positioning device 20 drives the positioning pin 22 to be matched with the positioning hole arranged on the ground so as to mechanically position the stacking trolley body 10 through the matching of the positioning pin 22 and the positioning hole, and further realize the double positioning of the electrical and mechanical of the stacking trolley body 10, thereby avoiding the situation that the motor brake system of the stacking trolley is likely to fail during operation and the position of the stacking trolley body 10 is offset, enabling the stacking trolley to be more stable at the specified parking position, and meeting the requirement of repeated precision required by a manipulator during operation, namely, grasping the plate on the stacking trolley.

In this embodiment, the positioning hole is disposed on the ground corresponding to the specified parking position of the stacking trolley body 10, that is, the positioning pin 22 in the positioning device 20 corresponds to the positioning hole disposed on the ground after the stacking trolley body 10 is stopped at the specified parking position.

Further, in the present embodiment, the driving source is a driving cylinder 21, and the driving cylinder 21 is connected to the positioning pin 22 through a connection plate 24. The positioning pin is driven by the air cylinder, so that the structure is simple and the cost is low. And compare with simply using the cylinder to fix a position the material buttress dolly body through this design, the mechanical shock of simply using the cylinder to fix a position can shorten spare part life, if adopt and fix a position the material buttress dolly body with the cylinder of locating pin the same intensity, its volume is great, and installation space is restricted, and manufacturing cost is great. Therefore, through this embodiment in the structure promptly through driving the cylinder drive locating pin to carry out the location to the material buttress dolly, this structure can prolong the life of spare part relatively effectively in same operation environment, reduces the purchasing cost of spare part.

Further, as shown in fig. 2, in this embodiment, the positioning device 20 further includes a base 23, the base 23 is fixed on the stacking trolley body 10 by a bolt connection, a first through hole and a second through hole are provided on the base 23, a positioning pin 22 is inserted into the first through hole and the second through hole, and the positioning pin 22 is in clearance fit with the first through hole and the second through hole, specifically, a first end of the positioning pin 22 protrudes out of the first through hole and is in threaded connection with the connecting plate 24; the driving cylinder 21 is fixedly connected to the base 23 through a cylinder fixing plate 211. Through this structural design, carry out spacingly through setting up first through-hole and second through-hole on the base to locating pin 22, and then can guarantee that the swing that can not take place by a wide margin when driving locating pin 22 downstream, make it can cooperate with the locating hole on ground perfection when downstream.

Specifically, in the present embodiment, in order to facilitate the later disassembly of the driving cylinder 21 for maintenance and replacement thereof, it is preferable that the cylinder fixing plate 211 is connected to the base 23 by bolts, and the driving cylinder 21 is also connected to the cylinder fixing plate 211 by screws. Of course, in other alternative embodiments, the cylinder fixing plate 211 and the base 23 may be fixed by other fixing methods such as welding.

In summary, the positioning device for the stacking trolley can effectively prevent the position of the stacking trolley from being deviated due to failure of the motor braking system of the stacking trolley by performing electric and mechanical double positioning on the stacking trolley, meets the requirement of repeated precision required by a manipulator when grabbing the plate on the stacking trolley, is also suitable for being used in an unstacking system with the requirement of repeated precision on the picking position of a material sheet or a part, and solves the problems in the prior art. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (4)

1. A stack cart positioning device, comprising:

a stack trolley body;

the positioning hole is arranged on the ground;

the positioning device is arranged on the material stack trolley body and comprises a driving source and a positioning pin, the driving source is connected with the positioning pin, and after the material stack trolley arrives at a specified parking position beside the punching machine and is parked, the driving source is used for driving the positioning pin to be matched with the positioning hole so as to position the material stack trolley.

2. A stack cart positioning device according to claim 1, characterized in that: the driving source is a driving cylinder, and the driving cylinder is connected with the positioning pin through a connecting plate.

3. A stack cart positioning device according to claim 2, characterized in that: the positioning device further comprises a base, the base is fixedly connected to the material stack trolley body through bolts, a first through hole and a second through hole are formed in the base, the positioning pin is arranged in the first through hole and the second through hole in a penetrating mode, and the first end of the positioning pin protrudes out of the first through hole and is in threaded connection with the connecting plate; the driving cylinder is connected to the base through a cylinder fixing plate.

4. A stack cart positioning device according to claim 3, characterized in that: the cylinder fixing plate is connected with the base through bolts, and the driving cylinder is connected with the cylinder fixing plate through bolts.