CN216376446U

CN216376446U - Stepped bar feeding mechanism

Info

Publication number: CN216376446U
Application number: CN202122601528.2U
Authority: CN
Inventors: 倪金各; 倪铭; 马乐乐; 张锋; 王厚胜
Original assignee: Shandong Deloitte Intelligent Equipment Co ltd
Current assignee: Shandong Deloitte Intelligent Equipment Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-26
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a bar stepped feeding mechanism which comprises a driving assembly, a sliding assembly, a pair of parallel feeding racks and two groups of stepped feeding plates, wherein the stepped feeding plates are stepped and have uniform stepped structures; the two groups of step feeding plates are parallel to each other and are evenly distributed between the feeding racks, a fall is reserved in the height direction of the two groups of step feeding plates, each group of step feeding plates are connected with each other and slide in a reciprocating mode between the feeding racks through the sliding assembly, the two groups of step feeding plates slide in the reciprocating mode in opposite directions under the driving of the driving assembly, when the two groups of step feeding plates slide to the maximum stroke, the two groups of step feeding plates are staggered into a step along the stroke direction, and when the two groups of step feeding plates slide to the minimum stroke, the two groups of step feeding plates are overlapped with each other in the stroke direction. The feeding device can stably feed materials, is beneficial to maintaining the processing rhythm, and avoids the disorder of the processing rhythm caused by the collision of bars in the feeding process.

Description

Stepped bar feeding mechanism

Technical Field

The utility model relates to the field of conveying equipment, in particular to a bar stepped feeding mechanism.

Background

With the development of industry, the progress of production equipment and the labor cost are promoted, enterprises pay more and more attention to the application of automatic equipment, and the automatic equipment replaces the bottleneck process or heavier stations which need multi-person production originally. For example, in the existing sawing process of the whole wood, the wood is conveyed; also such as a die casting production line, a metal bar material is conveyed.

The existing conveying device is generally a conveyor belt type conveying mechanism, but the conveyor belt type conveying mechanism is inconvenient to keep stable intervals among bars so as to be stopped at any time on a conveying line to keep stable processing rhythm, meanwhile, the conveying needs to be uninterrupted, and if manual charging is carried out, supply interruption is easy to occur, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the background art, the utility model provides the rod stepped feeding mechanism which can stably feed materials, is beneficial to maintaining the processing rhythm and avoids the disorder of the processing rhythm caused by the collision of the rods in the feeding process.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a bar stepped feeding mechanism which comprises a driving assembly, a sliding assembly, a pair of parallel feeding racks and two groups of stepped feeding plates, wherein the stepped feeding plates are stepped and have uniform stepped structures;

the two groups of step feeding plates are parallel to each other and are evenly distributed between the feeding racks, a fall is reserved in the height direction of the two groups of step feeding plates, each group of step feeding plates are connected with each other and slide in a reciprocating mode between the feeding racks through the sliding assembly, the two groups of step feeding plates slide in the reciprocating mode in opposite directions under the driving of the driving assembly, when the two groups of step feeding plates slide to the maximum stroke, the two groups of step feeding plates are staggered into a step along the stroke direction, and when the two groups of step feeding plates slide to the minimum stroke, the two groups of step feeding plates are overlapped with each other in the stroke direction.

As a preferable scheme of the utility model, the sliding assembly comprises a sliding shaft which is transversely and fixedly connected to the bottom of each group of stepped feeding plates and a slideway which is fixed on the feeding rack and matched with the sliding shaft, each group of stepped feeding plates are welded on the sliding shaft to form a connecting structure, and two ends of the sliding shaft are respectively assembled with a bearing and then embedded into the slideways of the feeding racks on two sides.

As a preferable scheme of the utility model, the sliding shaft is a square shaft, and the end part of the square shaft, which is close to the slideway, is provided with a roller matched with the side surface of the slideway.

As a preferable scheme of the present invention, the driving assembly includes a driving motor and a rocking mechanism driven by an output shaft of the driving motor, the rocking mechanism includes a rotating shaft and a pair of rocking bars arranged at two ends of the rotating shaft and having opposite directions, each group of the ladder feeding plates is hinged with a rocking arm at a connecting position thereof, and the rocking arms are in one-to-one correspondence with the rocking bars and are hinged with the rocking bars.

As a preferable aspect of the present invention, an output shaft of the driving motor drives a transmission shaft through a chain, and both ends of the transmission shaft drive the rocking mechanism through a sprocket group, respectively.

As a preferable scheme of the utility model, a limiting guard plate is fixed above the feeding rack along the stepped feeding plate.

As a preferable scheme of the utility model, the fall values of the two groups of step feeding plates in the height direction are half of the height of a single step on the step feeding plates, and the fall values are smaller than the diameter of the bar to be fed.

Compared with the prior art, the above one or more technical schemes have the following beneficial effects:

1. in the feeding process of the rod stepped feeding mechanism, the rods move forwards along the feeding direction through the staggered sliding of the two groups of stepped feeding plates, the two groups of stepped feeding plates are arranged in parallel and slide in a staggered manner, and the rods are pushed by the steps of each group of stepped feeding plates in sequence, so that the rods finally reach the rear end of the stepped feeding plates and enter the next link to finish the feeding process.

2. The two groups of stepped feeding plates have ingenious structures, one group of stepped feeding plates is higher than the other group of stepped feeding plates to form a fall, and the value of the fall is smaller than the diameter of the bar to be fed, so that the height difference of the two groups of stepped feeding plates can be utilized to ensure that each step of the step only pushes one bar, and the bar is effectively conveyed one by one.

3. According to the utility model, the two groups of stepped feeding plates can not only convey the bars forwards, but also selectively incline the bars to lift the bars to a certain height, so that the bars can be conveniently processed and decomposed for blanking in the next step.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

Fig. 1 is a schematic perspective view of one or more embodiments of the present invention.

FIG. 2 is a schematic diagram of a structure provided by one or more embodiments of the utility model.

Fig. 3 is a schematic structural diagram of a driving assembly according to one or more embodiments of the present invention.

Fig. 4 is a schematic side view of the structure of fig. 1.

Fig. 5 is a schematic structural diagram of a feeder frame according to one or more embodiments of the present invention.

Fig. 6 is a schematic structural diagram of a step feed plate according to one or more embodiments of the present invention.

In the figure:

10. the device comprises a driving component 11, a driving motor 12, a rocking mechanism 121, a rotating shaft 122, a rocker 13, a rocker arm 131, a long rocker arm 132, a short rocker arm 14 and a transmission shaft;

20. a sliding assembly;

21. a sliding shaft 211, a first sliding shaft 212, a second sliding shaft 22, a slideway 221, an upper slideway 222, a lower slideway 23 and a roller;

30. a feeding rack 31 and a limit guard plate;

40. a step feeding plate.

Detailed Description

The utility model is further described with reference to the following figures and examples.

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The bar stepped feeding mechanism shown in fig. 1-6 comprises a driving assembly 10, a sliding assembly 20, a pair of parallel feeding racks 30 and two groups of stepped feeding plates 40, wherein the stepped feeding plates 40 are stepped and have a uniform stepped structure;

the two groups of stepped feeding plates 40 are parallel to each other and are uniformly arranged between the pair of feeding racks 30, a fall is left in the height direction of the two groups of stepped feeding plates 40, each group of stepped feeding plates 40 are connected with each other and slide in a reciprocating manner between the feeding racks 30 through the sliding assembly 20, the two groups of stepped feeding plates 40 slide in a reciprocating manner in opposite directions under the driving of the driving assembly 10, and when the two groups of stepped feeding plates 40 slide to the maximum stroke, the two groups of stepped feeding plates alternate by one step along the stroke direction, and when the two groups of stepped feeding plates slide to the minimum stroke, the two groups of stepped feeding plates overlap each other in the stroke direction.

The fall value of the two groups of step feeding plates 40 in the height direction is half of the height of a single step on the step feeding plates 40, and the fall value is smaller than the diameter of the bar to be fed.

Please refer to fig. 4, the sliding assembly 20 includes a sliding shaft 21 transversely and fixedly connected to the bottom of each set of stepped feeding plates 40, and a sliding rail 22 fixed on the feeding frame 30 and matched with the sliding shaft 21, and each set of stepped feeding plates 40 is welded on the sliding shaft 21 to form a connecting structure, and both ends of the sliding shaft 21 are assembled with bearings and then embedded in the sliding rails 22 of the feeding frames 30 at both sides.

As shown in fig. 6, in one embodiment, the sliding shafts 21 have two sets, namely, a first sliding shaft set corresponding to the higher step feeding plate 40 and a second sliding shaft set corresponding to the lower step feeding plate 40, the feeding frame 30 is disposed in an inclined manner, and the chute 22 is provided with two sets, namely, an upper chute 221 and a lower chute 222, along the inclined direction of the feeding frame 30, the first sliding shaft set has a pair of first sliding shafts 211 extending into the two sets of chutes, respectively, and similarly, the second sliding shaft set has a pair of second sliding shafts 212 extending into the two sets of chutes, respectively.

Please refer to fig. 3, in one embodiment, the driving assembly 10 includes a driving motor 11 and a rocking mechanism 12 driven by an output shaft of the driving motor 11, the rocking mechanism 12 includes a rotating shaft 121 and a pair of rocking bars 122 disposed at two ends of the rotating shaft 121 and in opposite directions, each group of the ladder feeding plates 40 is hinged with a rocking arm 13 at a connection position thereof, and two rocking arms 13 are shown in fig. 3, one is a long rocking arm 131 bent and hinged to a second sliding shaft group, the other is a short rocking arm 132 hinged to a first sliding shaft group adjacent thereto, and the rocking arms 13 are hinged to the rocking bars 122 in a one-to-one correspondence manner.

So that in the motion state as shown in fig. 4, the output shaft of the driving motor 11 drives the rotating shaft 121 of the rocking mechanism 12 to rotate, in the upper slideway 221, the short rocker arm 132 pushes the rocker 122 and the first sliding shaft 211 upwards along with the rotation of the rotating shaft 121, and the first sliding shaft 211 is limited by the upper slideway 221 so as to keep sliding upwards along the inclination angle of the upper slideway 221 and synchronously drive the group of ladder feeding plates 40 connected with it; meanwhile, the long rocker arm 131 pulls down the rocker 122 and the second sliding shaft 212 along with the rotation of the rotating shaft 121, and the second sliding shaft 212 is limited by the upper chute 221 so as to keep sliding downwards along the inclined angle of the upper chute 221 and synchronously drive the other group of ladder feeding plates 40 connected with the second sliding shaft. Since the first sliding shaft 211 and the step feeding plate 40 coupled thereto and the second sliding shaft 212 and the step feeding plate 40 coupled thereto are in a fixed assembly state, the movement state of the first sliding shaft 211 and the second sliding shaft 212 in the lower chute 222 coincides with the movement state thereof in the upper chute 221.

In one or more embodiments of the present invention, as shown in fig. 4, the output shaft of the driving motor 11 drives a transmission shaft 14 through a chain, and both ends of the transmission shaft 14 drive a rocking mechanism 12 through a sprocket set. In this embodiment, the swing mechanism is driven by the two ends of the transmission shaft 14 through the chain wheel sets, so that the force and the sliding of the first sliding shaft 211 and the second sliding shaft 212 between the feeder frames 30 are more balanced and smooth.

As shown in fig. 6, the first sliding shaft 211 and the second sliding shaft 212 are preferably square shafts, and rollers 23 engaged with the side surfaces of the slide 22 are preferably installed at the end portions of the square shafts near the slide 22. In this embodiment, the roller 23 is matched with the side surface of the slide way 22, so that the first roller sliding shaft 211 and the second roller sliding shaft 212 can slide more smoothly along the slide way 22, thereby avoiding abrasion and being beneficial to the stability of the feeding process.

In one or more embodiments, as shown in fig. 5, a limiting guard plate 31 is fixed above the feeding rack 30 along the stepped feeding plate 40, and the limiting guard plate 31 can protect workers from being caught in the feeding rack 30 and prevent the bar materials on the stepped feeding plate 40 from rolling out.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bar stepped feeding mechanism is characterized by comprising a driving component, a sliding component, a pair of parallel feeding racks and two groups of stepped feeding plates, wherein the stepped feeding plates are stepped and have uniform stepped structures;

2. The stepped bar feeding mechanism according to claim 1, wherein the sliding assembly includes a sliding shaft fixedly connected to the bottom of each set of stepped feeding plates in a transverse direction and a sliding rail fixed to the feeding frame and engaged with the sliding shaft, each set of stepped feeding plates is welded to the sliding shaft to form a coupling structure, and both ends of the sliding shaft are fitted with bearings and then embedded into the sliding rails of the feeding frames on both sides.

3. The stepped bar feeding mechanism according to claim 2, wherein the sliding shaft is a square shaft, and rollers engaged with the side surfaces of the slide way are mounted at the end part of the square shaft near the slide way.

4. The stepped bar feeding mechanism according to claim 1, wherein the driving assembly comprises a driving motor and a rocking mechanism driven by an output shaft of the driving motor, the rocking mechanism comprises a rotating shaft and a pair of rocking bars arranged at two ends of the rotating shaft and in opposite directions, each group of stepped feeding plates is hinged with a rocking arm at a connecting position thereof, and the rocking arms are in one-to-one correspondence with the rocking bars and are hinged with the rocking bars.

5. The stepped bar feeding mechanism according to claim 4, wherein an output shaft of the driving motor drives a transmission shaft through a chain, and both ends of the transmission shaft drive the rocking mechanism through a chain wheel set.

6. The stepped bar feeding mechanism according to claim 1, wherein a limit guard is fixed above the feeding frame along the stepped feeding plate.

7. The stepped bar feeding mechanism according to claim 1, wherein the two sets of stepped feeding plates have a height difference of half the height of a single step on the stepped feeding plates, and the height difference is smaller than the diameter of the bar to be fed.