CN214494771U

CN214494771U - Material conveying device

Info

Publication number: CN214494771U
Application number: CN202120080554.2U
Authority: CN
Inventors: 陈德和
Original assignee: Universal PCB Equipment Co Ltd
Current assignee: Universal PCB Equipment Co Ltd
Priority date: 2020-04-24
Filing date: 2021-01-12
Publication date: 2021-10-26
Anticipated expiration: 2031-01-12
Also published as: TW202211779A; CN111846850B; CN111846850A; TWM607149U

Abstract

The application provides a material conveying device, which comprises at least two guide assemblies, wherein each guide assembly comprises an upper guide groove and a lower guide groove; the device also comprises a lower transition guide groove, an upper transition guide groove and a driving assembly. When the material on the former guide assembly moves to between lower transition guide slot and the last transition guide slot under the effect of self gravity, the latter guide assembly can keep out the material this moment, and transition guide slot rises under the drive assembly drive, and when the lower transition guide slot was plugged into with the lower guide slot of the latter guide assembly, the material was followed the lower transition guide slot landing of slope and was gone into the latter guide assembly in, and the material continues to move on the latter guide assembly again under the effect of self gravity. Therefore, divide into the multistage through a plurality of guide assembly with long distance transfer chain to material transmission between each section is realized to a plurality of combinations that constitute through last transition guide slot, lower transition guide slot and drive assembly, can reduce the vertical height difference of traditional single guide assembly head and the tail, and then can reduce occupation space, reduce cost.

Description

Material conveying device

Technical Field

The application belongs to the technical field of circuit board preparation, and more specifically relates to a feeding device.

Background

In the technical field of circuit board preparation, the function of a hanging frame is to clamp a circuit board for subsequent operation. In the process of hanging back, the motor of the hanging rack usually drives the chain or the roller to rotate, and the long-distance conveying of the hanging rack is realized by the transmission of friction force. However, the conveying method has the defects of high energy consumption, more parts, complex installation, high cost and the like. At present, in order to solve the above-mentioned shortcoming, often adopt guide assembly to carry the stores pylon, guide assembly includes the upper guideway that the slope set up and the lower guideway that sets up with upper guideway parallel interval, and the stores pylon sets up between upper guideway and the lower guideway, and upper guideway and lower guideway cooperation limit the both ends of stores pylon, and the stores pylon realizes moving forward through self gravity. However, the transfer of the racks by means of the guide assembly still has the following disadvantages: in long distance's transportation process, because last guide slot and lower guide slot are the slope setting, lead to the difference in height at last guide slot and lower guide slot both ends great to lead to guide assembly's occupation space big, it is with high costs.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a feeding device to solve the problem that the guide assembly that exists among the correlation technique carries out long distance transport to the stores pylon and leads to occupation space big, with high costs.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

the material conveying device comprises at least two guide assemblies for guiding materials to move, wherein each guide assembly comprises an upper guide groove and a lower guide groove which is parallel to the upper guide groove and is arranged at an interval; the material is arranged between the upper guide groove and the lower guide groove and is conveyed from the tail of the line to the head of the line, each lower guide groove is arranged in a way of inclining to the horizontal plane towards the head of the line, the material conveying device further comprises a lower transition guide groove arranged between two adjacent lower guide grooves, an upper transition guide groove used for being respectively matched with each lower transition guide groove to limit the material, and a driving assembly used for driving each lower transition guide groove to lift and lower so as to move the material conveyed by the former guide assembly to the latter guide assembly; each upper transition guide groove is arranged between two adjacent upper transition guide grooves, and each driving assembly is connected with the corresponding lower transition guide groove.

In one embodiment, the lower transition channel is disposed parallel to the lower channel.

In one embodiment, the upper transition channel has a depth greater than a depth of the lower transition channel.

In one embodiment, the width of each upper transition guide slot is gradually reduced along the conveying direction of the materials, and/or the width of each lower transition guide slot is gradually reduced along the conveying direction of the materials.

In another embodiment, the feeding device further comprises a plurality of transition rollers rotatably mounted on the lower transition guide grooves and/or a plurality of transition rollers on the upper transition guide grooves; each transition roller is arranged along the width direction of the corresponding lower transition guide groove, or each transition roller is arranged along the width direction of the corresponding upper transition guide groove.

In one embodiment, the upper channel has a depth greater than a depth of the lower channel.

In one embodiment, the width of each upper chute decreases gradually in the conveying direction of the material, and/or the width of each lower chute decreases gradually in the conveying direction of the material.

In another embodiment, the feeding device further includes a plurality of rotating shafts rotatably mounted on the lower guide grooves, and/or a plurality of rotating shafts rotatably mounted on the upper guide grooves, and each rotating shaft is disposed along the width direction of the corresponding lower guide groove.

In one embodiment, the material is a circular hanger, and the hanger is in rolling transmission or sliding transmission between an upper guide groove and an upper guide groove.

In one embodiment, the feeding device further comprises an inductor for inducing materials, the inductor is mounted on each lower transition guide groove, and/or the inductor is mounted on each upper transition guide groove.

In one embodiment, the driving assembly comprises an air cylinder, when the sensor senses that the hanger is arranged, the air cylinder is lifted upwards to enable the hanger to rise to be close to the height of the tail-line hanger, the hanger is conveyed forwards due to self gravity, and when the sensor senses that the hanger leaves, the air cylinder is lowered to reset.

In one embodiment, the feeding device further comprises a baffle for resisting the material, the baffle is mounted on the feeding end of each lower guide groove, and/or the baffle is mounted on the feeding end of each upper guide groove.

One or more technical solutions in the embodiments of the present application have at least one of the following technical effects: when the material on the former guide assembly moves to between lower transition guide slot and the last transition guide slot under the effect of self gravity, the latter guide assembly can keep out the material this moment, and transition guide slot rises under the drive assembly drive, and when the lower transition guide slot was plugged into with the lower guide slot of the latter guide assembly, the material was followed the lower transition guide slot landing of slope and was gone into the latter guide assembly in, and the material continues to move on the latter guide assembly again under the effect of self gravity. Therefore, the long-distance conveying line is divided into a plurality of sections by the guide assemblies, and material transmission among the sections is realized by the combination bodies consisting of the upper transition guide groove, the lower transition guide groove and the driving assembly, so that the vertical height difference of the head and the tail of the traditional single guide assembly can be reduced, the occupied space can be further reduced, and the cost can be reduced; and the use of the motor can be reduced, the number of parts is small, the installation is simple, and the cost is further reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a partial front view of a feeding device for materials on a lower transition guide slot according to an embodiment of the present invention;

fig. 2 is a partial front view of the feeding device after the driving assembly drives the lower transition guide slot to ascend;

FIG. 3 is a side view of an upper transition channel, a lower transition channel, and a drive assembly connection provided by an embodiment of the present application;

FIG. 4 is a side schematic view of an upper transition channel, a lower transition channel, a drive assembly and a material connection provided in an embodiment of the present application;

fig. 5 is a schematic side view of the material discharging device between the upper transition guide groove and the lower transition guide groove according to the embodiment of the present application;

FIG. 6 is a side schematic view of a guide assembly provided in an embodiment of the present application;

FIG. 7 is a side view of a guide assembly coupled to a material according to an embodiment of the present disclosure;

FIG. 8 is a schematic side view of a guide assembly according to an embodiment of the present disclosure during discharge of material;

fig. 9 is a schematic diagram of material rolling transmission in the transmission device provided in the embodiment of the present application.

Wherein, in the drawings, the reference numerals are mainly as follows:

1-a guide assembly; 11-upper guide groove; 12-a lower guide groove;

2-lower transition guide groove; 3-upper transition guide groove; 4-a drive assembly; 5-a baffle plate; 6-a support frame; 7-materials.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment" or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Note that the direction indicated by the arrow in fig. 1 and 2 is the conveying direction of the material 7. The material 7 may be a rack, which is not limited herein.

Referring to fig. 1 and fig. 2, the feeding device provided in the present application will now be described. The material conveying device comprises at least two guide assemblies 1 used for guiding materials 7 to move, each guide assembly 1 comprises an upper guide groove 11 and a lower guide groove 12 arranged parallel to the upper guide groove 11 at intervals, the materials are arranged between the upper guide groove 11 and the lower guide groove 12 and are conveyed from the tail of a line to the head of the line (as shown in figure 9), and each lower guide groove 12 is arranged obliquely to the horizontal plane towards the head of the line. The material conveying device also comprises a lower transition guide groove 2 arranged between two adjacent lower guide grooves 12, an upper transition guide groove 3 used for being respectively matched with each lower transition guide groove 2 to limit the material 7, and a driving component 4 used for driving each lower transition guide groove 2 to ascend and descend so as to move the material 7 conveyed by the previous guide component 1 to the next guide component 1; each upper transition guide groove 3 is arranged between two adjacent upper guide grooves 11, and each drive assembly 4 is connected with the corresponding lower transition guide groove 2. Here, the guide members 1, the upper transition guide grooves 3, the lower transition guide grooves 2, and the driving members 4 may be respectively provided on the support frame 6. The driving assembly 4 may be a cylinder, a screw rod transmission mechanism, or a linear sliding table motor, etc., and is not limited herein. This structure, when material 7 on the preceding guide assembly 1 moves to under transition guide slot 2 and transition guide slot 3 between under self action of gravity, the latter guide assembly 1 can keep out material 7 this moment, and drive assembly 4 drive transition guide slot 2 rises down, when the guide slot 2 of passing through is plugged into with the lower guide slot 12 of the latter guide assembly 1 down, material 7 from the lower transition guide slot 2 landing of slope to the latter guide assembly 1 in, material 7 continues to move on the latter guide assembly 1 again under self action of gravity. Consequently, divide into the multistage through a plurality of guide assembly 1 with long-distance transfer chain to material 7 transmission between each section is realized to a plurality of combinations of constituteing through last transition guide slot 3, lower transition guide slot 2 and drive assembly 4, can reduce the vertical height difference of 1 end to end of traditional single guide assembly, and then can reduce occupation space, reduce cost. In other embodiments, a robot arm may be disposed between two adjacent guide assemblies 1, and the robot arm may move the material 7 on the previous guide assembly 1 to the next guide assembly 1, so as to transfer the material 7 between two adjacent guide assemblies 1.

In one embodiment, the material 7 is a circular rack, which is transported in a rolling (as shown in fig. 9) or sliding manner between the upper chute 11 and the upper chute 12.

In one embodiment, please refer to fig. 1 and fig. 2, as an embodiment of the feeding device provided by the present application, the lower transition guide groove 2 is disposed in parallel with the lower guide groove 12. According to the structure, when the lower transition guide groove 2 is located at the initial position, the lower transition guide groove 2 and the lower guide groove 12 of the previous guide assembly 1 are located on the same straight line, so that the material 7 on the previous guide assembly 1 can conveniently slide down between the lower transition guide groove 2 and the upper transition guide groove 3 under the self gravity. When the lower transition guide groove 2 moves upwards to the position above the lower guide groove 12 of the previous guide assembly 1 from the driving assembly 4, the lower transition guide groove 2 is positioned on the same straight line with the lower guide groove 12 of the next guide assembly 1, and the material 7 slides onto the next guide assembly 1 from the inclined lower transition guide groove 2, so that the material 7 continuously moves under the self gravity, and the phenomenon that the material 7 is jammed due to the fact that an angle difference exists between the lower transition guide groove 2 and the lower guide groove 12 is avoided. In other embodiments, the angle between the lower transition guide groove 2 and the horizontal plane may be greater than or less than the angle between the lower guide groove 12 and the horizontal plane, which is not limited herein.

In one embodiment, please refer to fig. 3 and 4, as an embodiment of the feeding device provided by the present application, the depth of the upper transition guide groove 3 is greater than the depth of the lower transition guide groove 2. This structure, go up transition guide slot 3 and pass through one section surplus than lower transition guide slot 2, when the material 7 between transition guide slot 3 and lower transition guide slot 2 takes off, only need upwards lift material 7, make the upper end of material 7 stretch into this section surplus of last transition guide slot 3, the lower extreme of material 7 breaks away from lower transition guide slot 2 this moment, alright take out material 7 convenient operation is swift. In other embodiments, the depth of the upper transition guide groove 3 and the depth of the lower transition guide groove 2 can be adjusted according to actual needs, for example, the depth of the upper transition guide groove 3 is equal to the depth of the lower transition guide groove 2; or the depth of the upper transition guide groove 3 is smaller than that of the lower transition guide groove 2, etc., and is not limited herein.

In one embodiment, as a specific implementation of the feeding device provided by the present application, the width of each upper transition guide groove 3 is gradually reduced along the conveying direction of the materials 7; or the width of each lower transition guide groove 2 is gradually reduced along the conveying direction of the materials 7; alternatively, the width of each upper transition guide groove 3 and the width of each lower transition guide groove 2 are respectively gradually reduced along the conveying direction of the materials 7. This structure helps improving each guide effect of transition guide slot 3 and each lower transition guide slot 2 to material 7, can effectively prevent derailment of material 7. In other embodiments, the width of each upper transition guide groove 3 and/or the width of each lower transition guide groove 2 may also be set to be equal in width, and is not limited herein.

In another embodiment, as a specific implementation manner of the feeding device provided by the present application, the feeding device further includes a plurality of transition rollers (not shown) rotatably mounted on each lower transition guide slot 2, and each transition roller is disposed along the width direction of the corresponding lower transition guide slot 2; or, the transition guide groove also comprises a plurality of transition rollers which are rotatably arranged on the upper transition guide grooves 3, and each transition roller is arranged along the width direction of the corresponding upper transition guide groove 3; or, the transition device also comprises a plurality of transition rollers which are respectively and rotatably arranged on the lower transition guide grooves 2 and a plurality of transition rollers which are rotatably arranged on the upper transition guide grooves 3. According to the structure, the transition rolling shafts are arranged on the lower transition guide grooves 2 and/or the upper transition guide grooves 3, sliding friction between the materials 7 and the upper transition guide grooves 3 and the sliding friction between the materials 7 and the lower transition guide grooves 2 are changed into rolling friction, and friction force for moving the materials 7 is reduced, so that friction and abrasion to the materials 7 can be reduced, and the moving efficiency of the materials 7 is improved.

In one embodiment, referring to fig. 6 and 7, as an embodiment of the feeding device provided by the present application, the depth of the upper guide groove 11 is greater than that of the lower guide groove 12. This structure, upper guideway 11 exceeds one section surplus than lower guideway 12, when the material 7 between upper guideway 11 and lower guideway 12 takes off, only need lift material 7 upwards, makes the upper end of material 7 stretch into in this section surplus of upper guideway 11, and the lower extreme of material 7 breaks away from lower guideway 12 this moment, slope material 7, alright take out material 7 convenient operation is swift. In other embodiments, the depth of the upper guide groove 11 and the depth of the lower guide groove 12 can be adjusted according to actual needs, for example, the depth of the upper guide groove 11 is equal to the depth of the lower guide groove 12; or the depth of the upper guide groove 11 is smaller than that of the lower guide groove 12, etc., and is not limited herein.

In one embodiment, as a specific implementation of the feeding device provided by the present application, the width of each upper guide groove 11 is gradually reduced along the conveying direction of the materials 7; alternatively, the width of each lower guide groove 12 is gradually reduced along the conveying direction of the materials 7; alternatively, the width of each upper chute 11 and the width of each lower chute 12 are respectively gradually reduced in the conveying direction of the material 7. This structure helps to improve the guiding effect of each upper guide groove 11 and each lower guide groove 12 on the material 7, and can effectively prevent derailment of the material 7. In other embodiments, the width of each upper guide groove 11 and/or the width of each lower guide groove 12 may be set to be equal, and is not limited herein.

In another embodiment, as an embodiment of the feeding device provided by the present application, the feeding device further includes a plurality of rotating shafts (not shown) rotatably mounted on the lower guide grooves 12; or a plurality of rotating shafts rotatably mounted on the upper guide grooves 11; alternatively, a plurality of rotation shafts rotatably installed on each lower guide groove 12 and each upper guide groove 11, respectively, are provided along the width direction of the corresponding lower guide groove 12. According to the structure, the rotating shafts are arranged on the lower guide grooves 12 and/or the upper guide grooves 11, so that the sliding friction between the materials 7 and the upper guide grooves 11 and the lower guide grooves 12 is changed into rolling friction, the friction force for moving the materials 7 is reduced, the friction and the abrasion to the materials 7 can be reduced, and the moving efficiency of the materials 7 is improved.

In one embodiment, as a specific implementation manner of the feeding device provided by the present application, the feeding device further includes an inductor (not shown) for inducing the material 7, and the inductor is installed on each lower transition guide slot 2; or, each upper transition guide groove 3 is provided with an inductor; alternatively, inductors are respectively installed on each lower transition guide groove 2 and each upper transition guide groove 3. In the structure, when the sensor senses the material 7, the driving component 4 drives the corresponding lower transition guide groove 2 to move upwards, so that the height of the lower transition guide groove 2 is close to or greater than that of the lower guide groove 12 of the next guide component 1, and the material 7 between the lower transition guide groove 2 and the upper transition guide groove 3 slides down to the next guide component 1 under the action of self gravity; at this moment, the state of the inductor which induces the materials 7 is changed into the state which does not induce the materials 7, and the driving assembly 4 drives the lower transition guide groove 2 to move downwards to the initial position, so that subsequent repeated operation is facilitated. Moreover, the position of the material 7 can be monitored through the sensor, and whether the material 7 is derailed or not is judged.

Taking the material 7 as a circular hanging rack and the driving component 4 as an air cylinder component as an example, when the inductor induces the hanging rack, the air cylinder is lifted up to enable the lower transition guide groove 2 to ascend, the hanging rack ascends to be close to the height of the hanging rack at the tail of the line, the hanging rack is forwards transmitted due to self gravity, and when the inductor induces the hanging rack to leave, the air cylinder descends and resets.

In one embodiment, according to practical needs, if the length of the unit is too long, the transmission line may be arranged in segments, and when the transmission line is arranged in segments, the upper guide grooves 11 or the lower guide grooves 12 are not disconnected, and each guide groove has an upward slope, which is helpful for increasing horizontal thrust to allow the rack to pass through.

Compared with the prior art, according to the scheme of the embodiment of the application, the lower guide groove 11 is obliquely arranged towards the thread head, and the hanging frame can run to the thread head from the back-hanging thread tail without power; when the unit is too long, the vertical height difference of the hanging rack at the head and the tail of the line is reduced by segmentation, and the hanging rack can be in transition transmission at the joint part by only adding one power between the segments.

And the use of the motor can be reduced, the number of parts is small, the installation is simple, and the cost is further reduced.

In one embodiment, please refer to fig. 1 and fig. 2, as a specific implementation of the feeding device provided by the present application, the feeding device further includes a baffle 5 for resisting the material 7, and the baffle 5 is installed on the feeding end of each lower guide groove 12; or the feeding end of each upper guide groove 11 is provided with a baffle 5; alternatively, the baffle 5 is installed on the feeding end of each lower guide groove 12 and the feeding end of each upper guide groove 11. Here, in the conveying direction of the material 7, one end of the material 7 entering the lower chute 12/upper chute 11 is defined as a feed end, and the other end of the lower chute 12/upper chute 11 is defined as a discharge end. According to the structure, when the material 7 conveyed by the previous guide assembly 1 slides to the lower transition guide groove 2 under the action of self gravity, the baffle 5 on the lower guide groove 12 and/or the upper guide groove 11 of the next guide assembly 1 can resist the material 7, so that the material 7 is prevented from being directly collided with the lower guide groove 12 and the upper guide groove 11 to be damaged, and the protection effect on the material 7 is achieved. The baffle 5 may be made of a buffer material, such as foam, plastic, rubber, sponge, etc., but is not limited thereto.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A material conveying device comprises at least two guide assemblies for guiding materials to move, wherein each guide assembly comprises an upper guide groove and a lower guide groove which is arranged in parallel with the upper guide groove at intervals; the material is arranged between the upper guide groove and the lower guide groove, and is transmitted from the tail of the line to the head of the line: each lower guide groove is arranged obliquely to the horizontal plane towards the direction of the thread end, and the material conveying device further comprises a lower transition guide groove arranged between two adjacent lower guide grooves, an upper transition guide groove used for being respectively matched with each lower transition guide groove to limit the material, and a driving assembly used for driving each lower transition guide groove to lift so as to move the material conveyed by the former guide assembly to the latter guide assembly; each upper transition guide groove is arranged between two adjacent upper transition guide grooves, and each driving assembly is connected with the corresponding lower transition guide groove.

2. The delivery device of claim 1, further comprising: the lower transition guide groove and the lower guide groove are arranged in parallel.

3. The delivery device of claim 1, further comprising: the depth of the upper transition guide groove is greater than the depth of the lower transition guide groove, and/or the depth of the upper guide groove is greater than the depth of the lower guide groove.

4. The delivery device of claim 1, further comprising: the width of each upper transition guide groove is gradually reduced along the conveying direction of the materials, and/or the width of each lower transition guide groove is gradually reduced along the conveying direction of the materials.

5. The delivery device of claim 1, further comprising: the feeding device also comprises a plurality of transition rollers which are rotatably arranged on the lower transition guide grooves and/or a plurality of transition rollers which are rotatably arranged on the upper transition guide grooves; each transition roller is arranged along the width direction of the corresponding lower transition guide groove, or each transition roller is arranged along the width direction of the corresponding upper transition guide groove.

6. The delivery device of any one of claims 1 to 5, further comprising: the width of each upper guide groove is gradually reduced along the conveying direction of the materials, and/or the width of each lower guide groove is gradually reduced along the conveying direction of the materials.

7. The delivery device of any one of claims 1 to 5, further comprising: the material conveying device further comprises a plurality of rotating shafts rotatably arranged on the lower guide grooves and/or a plurality of rotating shafts rotatably arranged on the upper guide grooves, and each rotating shaft is arranged along the width direction of the corresponding lower guide groove.

8. The delivery device of any one of claims 1 to 5, further comprising: the material is circular stores pylon, the stores pylon rolls transmission or slip transmission between last guide slot and the last guide slot.

9. The delivery device of any one of claims 1 to 5, further comprising: the driving assembly comprises an air cylinder, the material conveying device further comprises inductors used for sensing materials, the inductors are mounted on the lower transition guide grooves, and/or the inductors are mounted on the upper transition guide grooves, when the inductors sense that the hangers are arranged, the air cylinder is lifted up, the hangers are made to ascend to be close to the line tail hangers in height, the hangers are conveyed forwards due to self gravity, and when the inductors sense that the hangers are separated, the air cylinder descends and resets.

10. The delivery device of any one of claims 1 to 5, further comprising: the material conveying device further comprises a baffle for resisting the material, the baffle is mounted at the feeding end of each lower guide groove, and/or the baffle is mounted at the feeding end of each upper guide groove.