CN220006213U - Bar pushing device - Google Patents

Abstract

The utility model discloses a bar pushing device, which comprises a frame and a pushing mechanism, wherein the pushing mechanism is used for pushing and feeding bars on the frame, and comprises: the guide rail is arranged on the frame; the pushing module is connected with the guide rail at one end and contacted with the bar stock at the other end, and can move along the guide rail to push the bar stock; the output end of the air cylinder is connected with the propulsion component and is used for driving the propulsion component to move along the guide rail. According to the utility model, the bar stock is not required to be sawed into small materials, automatic feeding is realized, labor is saved, the device is convenient and quick, the working efficiency is high, and the feeding is stable.

Description

Bar pushing device

Technical Field

The utility model relates to the technical field of bar stock feeding, in particular to a bar stock pushing device.

Background

With the continuous development of mechanical processing and automation industry in China, products with various shapes, such as forging, casting, die casting, sawing of stretched bars or sectional materials, and the like, are not available in the aspect of machine tool processing, the existing feeding is basically performed by a special machine, the whole slender bar is sawed into small pieces one by one and then is processed, or the whole slender bar is fed manually or is fed by a vibration disc, so that the efficiency is influenced, and therefore, the sawing process is increased, and the processing cost and the labor cost are increased.

Disclosure of Invention

According to an embodiment of the utility model, there is provided a bar pushing device, comprising a frame and a pushing mechanism, wherein the pushing mechanism is used for pushing and feeding bars on the frame, and the pushing mechanism comprises:

the guide rail is arranged on the frame;

the pushing module is connected with the guide rail at one end and contacted with the bar stock at the other end, and can move along the guide rail to push the bar stock;

the output end of the air cylinder is connected with the propulsion module and is used for driving the propulsion module to move along the guide rail.

Further, the propulsion module comprises a pair of propulsion components and a connecting shaft, wherein the pair of propulsion components are respectively arranged on the guide rail, and two ends of the connecting shaft are respectively connected with the pair of propulsion components.

Further, the propulsion assembly comprises: a sliding block mounting plate and a pushing plate;

the sliding block mounting plate is connected with the guide rail and can slide on the guide rail;

the pushing plate is hinged with the sliding block mounting plate, and can swing around the hinged position and is used for pushing the bar stock tightly.

Further, one side of the pushing plate, which is back to the pushing direction of the bar stock, is arc-shaped, and the arc-shaped surface of the pushing plate is contacted with the bar stock.

Further, the propulsion component further comprises a limiting part, wherein the limiting part is arranged on the sliding block mounting plate and used for limiting the swing angle of the pushing plate.

Further, the stopper includes: a limiting block and a tension spring;

the limiting block is arranged on one side of the arc-shaped surface of the pushing plate;

two ends of the tension spring are respectively connected with the limiting block and the pushing plate.

Further, a magnetic switch is arranged on the cylinder and used for detecting the stroke of the cylinder.

According to the bar pushing device provided by the embodiment of the utility model, the bar is not required to be sawed into small materials, so that automatic feeding is realized, labor is saved, convenience and quickness are realized, the working efficiency is high, and the feeding is stable.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.

Drawings

FIG. 1 is a schematic view of the overall structure of a bar pushing device according to an embodiment of the present utility model;

FIG. 2 is a side view of the overall structure of a bar pushing device according to an embodiment of the present utility model;

fig. 3 is a schematic view of the whole structure of a pushing mechanism of the bar pushing device according to the embodiment of the utility model.

Description of the embodiments

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.

Firstly, a bar pushing device according to an embodiment of the present utility model will be described with reference to fig. 1 to 3, and the application scenario is wide when non-round bars are fed.

As shown in fig. 1 to 3, the bar pushing device according to the embodiment of the present utility model includes a frame 1 and a pushing mechanism 2, a plurality of pushing mechanisms 2 may be arranged according to the length of a bar 10, the pushing mechanism 2 is used for pushing and feeding the bar 10 on the frame 1, and the pushing mechanism 2 has: a guide rail 3, a propulsion module and a cylinder 5.

Specifically, as shown in fig. 1-3, in this embodiment, the frame 1 is used for placing bar 10, and guide rail 3 sets up in frame 1, in the below of bar 10, impels module one end and links to each other with guide rail 3, and the other end contacts with bar 10, impels the module and can remove in order to promote bar 10 along guide rail 3, and the output of cylinder 5 links to each other with impels the module for drive impels the module and remove along guide rail 3, thereby impels the bar forward, need not to saw bar 10 into the minifeed, realizes automatic feed, uses manpower sparingly, convenient and fast, work efficiency is high and the feed is stable.

Further, as shown in fig. 3, in the present embodiment, the propulsion module includes a pair of propulsion components 41 and a connecting shaft 42, and is a two-stage propulsion, where the pair of propulsion components 41 is divided into a first propulsion component and a second propulsion component, the first propulsion component and the second propulsion component are separately provided on the guide rail 3, the connecting shaft 42 connects the first propulsion component and the second propulsion component, the air cylinder 5 is connected with the first propulsion component at the front end, and when the air cylinder 5 pushes the first propulsion component to move forward or reset backward, the connecting shaft 42 drives the second propulsion component to move forward or reset backward, the bar 10 is pushed to the first propulsion component by the second propulsion component, and then the bar 10 is pushed to the material taking area by the first propulsion component, where the propulsion component 41 includes: the sliding block mounting plate 6 and the pushing plate 7 are connected with the guide rail 3, the sliding block mounting plate 6 can slide on the guide rail 3, the pushing plate 7 is hinged with the sliding block mounting plate 6, the pushing plate 7 can swing around the hinged position, one side, facing away from the pushing direction of the bar 10, of the pushing plate 7 is arc-shaped, the arc-shaped surface of the pushing plate 7 is contacted with the bar 10, when the bar 10 is tiled on the frame 1, the bar 10 naturally slides to the upper surface of the first pushing component and the second pushing component, after the first pushing component and the second pushing component are pressed by the bar 10, the pushing plate 7 can be overturned by the bar 10, the output end of the air cylinder 5 stretches out, the pushing component 41 forwards pushes the bar 10 tightly, a gap between the two bars 10 is met by the pushing plate 7 in the forward movement of the air cylinder 5, and part of the bar 10 is pushed forwards.

Further, as shown in fig. 3, in the present embodiment, the pushing component 41 further includes a limiting portion 8, where the limiting portion 8 is disposed on the slider mounting plate 6 and is used for limiting the swing angle of the pushing plate 7, and the limiting portion 8 includes: the limiting block 81 and the tension spring 82 are arranged on one side of the arc-shaped surface of the pushing plate 7, the pushing plate 7 is prevented from swinging in the pushing direction back to the bar 10, the bar 10 can only swing in the pushing direction, the swinging is for enabling the bar 10 behind the pushing plate 7 to advance to the front of the pushing plate 7, two ends of the tension spring 82 are respectively connected with the limiting block 81 and the pushing plate 7, the tension spring 82 provides resistance for swinging of the pushing plate 7, the force for restoring the initial state of the pushing plate 7 under the tension of the tension spring 82 is always maintained in the advancing process of the bar 10, and when the bar 10 is restored, the pushing plate 7 is inserted into a gap between two bars 10.

Further, as shown in fig. 3, in this embodiment, a magnetic switch is disposed on the cylinder 5, and is used for detecting the stroke of the cylinder 5, the output end of the cylinder 5 is correspondingly provided with a magnetic ring, and the position of the output end is detected by matching with the magnetic switch, so as to control the piston to reciprocate, when the piston drives the propulsion component 41 to advance, the magnetic switch is triggered to indicate that the stroke of the cylinder 5 is completed, at this time, the cylinder 5 is retracted, and the advancing pressure is always kept to wait for the next round of action.

According to the working principle, bundled bars 10 are placed on a rack 1, a binding belt is detached, the bars 10 are naturally fried and spread, some bars 10 are stacked, as non-round bars are in surface contact with the bottom of the rack 1, friction force is large, the bars 10 are not easy to slide downwards, the bars 10 naturally slide to the upper surfaces of a first pushing component and a second pushing component, after the pushing plates 7 on the first pushing component and the second pushing component are subjected to the pressure of the bars 10, the pushing plates 7 are pressed down by the bars 10, then the pushing plates 7 are reset through tension springs 82, meanwhile, the pushing plates 7 are inserted into gaps between the two bars 10, an air cylinder 5 is started to push the first pushing component and drive the second pushing component to advance, meanwhile, the pushing plates 7 push the bars 10 to a material taking area to wait for being taken away, the air cylinder 5 is not retracted, the advancing pressure is always kept, after the bars 10 at the foremost end are taken away, the prescribed quantity is not met, when the air cylinder 5 is also moved, a magnetic switch at the front end of the air cylinder 5 is triggered, the air cylinder 5 is retracted, and the air cylinder 5 is always kept to advance, and the advancing pressure is kept until the advancing wheels are kept.

Above, the bar pushing device according to the embodiment of the utility model is described with reference to fig. 1-3, and can realize efficient and stable feeding action in a circulating way without sawing bar into small pieces, wherein the friction force of non-round bar is large and is not easy to slide, and the bar is pushed one by the repeated action of extending and retracting the first pushing component and the second pushing component in the bar pushing device through the air cylinder.

It should be noted that in this specification the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims (7)

1. The utility model provides a bar pushes away tight device, contains frame and pushes away tight mechanism, push away tight mechanism and be used for to bar in the frame pushes away tight material loading, a serial communication port, push away tight mechanism and contain:

the guide rail is arranged on the rack;

the pushing module is connected with the guide rail at one end and contacted with the bar stock at the other end, and can move along the guide rail to push the bar stock;

and the output end of the air cylinder is connected with the propulsion module and is used for driving the propulsion module to move along the guide rail.

2. A bar pushing apparatus according to claim 1 wherein the pushing module comprises a pair of pushing assemblies separately provided on the guide rail and a connecting shaft having opposite ends connected to the pair of pushing assemblies, respectively.

3. A bar pushing apparatus as set forth in claim 2 wherein said pushing assembly comprises: a sliding block mounting plate and a pushing plate;

the sliding block mounting plate is connected with the guide rail and can slide on the guide rail;

the pushing plate is hinged with the sliding block mounting plate, and can swing around the hinged position and is used for pushing the bar stock tightly.

4. A bar pushing device according to claim 3 wherein the side of the pushing plate facing away from the bar pushing direction is arcuate, the arcuate surface of the pushing plate being in contact with the bar.

5. A bar pushing apparatus according to claim 3 wherein the pushing assembly further comprises a stop portion disposed on the slider mounting plate for limiting the angle of oscillation of the pushing plate.

6. A bar pushing apparatus according to claim 5, wherein the limit stop comprises: a limiting block and a tension spring;

the limiting block is arranged on one side of the arc-shaped surface of the pushing plate;

and two ends of the tension spring are respectively connected with the limiting block and the pushing plate.

7. A bar pushing device as claimed in claim 1, wherein the cylinder is provided with a magnetic switch for detecting the cylinder stroke.