CN112774994A

CN112774994A - Screening plant suitable for different length materials

Info

Publication number: CN112774994A
Application number: CN202011556220.4A
Authority: CN
Inventors: 李�杰; 杨宁宇; 雷震
Original assignee: GUANGZHOU FENGSHEN AUTOMOBILE CO Ltd; Dongfeng Motor Co Ltd
Current assignee: GUANGZHOU FENGSHEN AUTOMOBILE CO Ltd; Dongfeng Motor Co Ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-05-11
Anticipated expiration: 2040-12-24
Also published as: CN112774994B

Abstract

The invention provides a screening device suitable for materials with different lengths, which comprises a support, a material barrel, a screening mechanism and a plurality of hoppers, wherein the material barrel is obliquely arranged on the support; the edge of the rotating disc is provided with a first material hole communicated with the screening slideway, the fixed disc is provided with a plurality of second material holes communicated with the screening slideway, and the plurality of second material holes correspond to the plurality of hoppers one by one; the width of screening slide reduces along the radial inside gradually of rotary disk, and the material in the feed cylinder can pass first material hole and fall into the screening slide, passes one of them second material hole after this material offsets with the inner wall of screening slide and falls into the hopper. The automatic screening device can perform an automatic screening process according to the length of the material, and has the advantages of simple structure and high efficiency.

Description

Screening plant suitable for different length materials

Technical Field

The invention belongs to the technical field of automatic screening, and particularly relates to a screening device suitable for materials with different lengths.

Background

At present, screening of material parts is mostly carried out manually by workers, and the workers have high labor intensity and are in fatigue operation for a long time.

The electrode cap belongs to one type of welding electrode, is used for welding of resistance welding equipment, needs to be repaired or replaced due to abrasion after welding for certain times (generally 1000-1200 points), and belongs to welding consumable parts.

The operation flow in the prior art is as follows:

the new electrode cap → robot welding → detachment → a waste material box, and the phenomenon that the electrode cap is not used completely exists when most of the electrode caps detached in the existing operation are not used to the shortest scale mark and most of the electrode caps replaced from the welding robot are not used to the shortest scale mark is found on site; in addition, the workload of screening workers is large, thousands of electrode caps are replaced every day, and a large amount of working hours are needed for manual screening.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the screening device suitable for materials with different lengths, which can perform an automatic screening process according to the lengths of the materials and has the advantages of simple structure and high efficiency.

In order to achieve the above object, the present invention provides a screening device for materials of different lengths, comprising:

a support;

the charging barrel is used for placing disordered materials and is arranged on the bracket in an inclined mode;

the screening mechanism is used for screening materials with different postures and lengths; and

a plurality of hoppers for receiving the screened materials with different lengths;

the screening mechanism comprises a rotating disk, a fixed disk and more than one screening slide, the fixed disk is arranged on the bracket, the rotating disk is rotatably arranged at the bottom of the charging barrel, and the screening slide is arranged on the rotating disk and positioned between the rotating disk and the fixed disk;

the edge of the rotating disc is provided with a first material hole communicated with the screening slideway, the fixed disc is provided with a plurality of second material holes communicated with the screening slideway, and the plurality of second material holes correspond to the plurality of hoppers one by one;

wherein the width of screening slide diminishes along the radial inside gradually of rotary disk, and the material in the feed cylinder can pass first material hole and fall into the screening slide, passes one of them second material hole after this material offsets with the inner wall of screening slide and falls into the hopper.

According to another specific embodiment of the invention, the rotating disc is provided with a third material hole communicated with the screening slide, the third material hole is positioned in the center of the rotating disc, and a material return channel is formed between the first material hole and the third material hole.

Furthermore, a guide block is arranged at the third material hole of the rotating disc so as to guide the material to be quickly discharged from the third material hole.

According to another embodiment of the invention, the plurality of second material holes are spirally distributed along the positive rotation direction of the rotating disc.

According to another specific embodiment of the invention, the rotating disc is provided with a limiting strip and a plurality of limiting blocks which are arranged in a stepped manner along the radial direction of the rotating disc, the plurality of limiting blocks correspond to the plurality of second material holes one to one, the plurality of limiting blocks are distributed on the same side of the limiting strip, and a screening slideway is formed between the limiting strip and the plurality of limiting blocks.

Furthermore, a slope is arranged on one side, close to the limiting strip, of the limiting block.

Furthermore, the distance between the limiting block and the limiting strip is adjustable.

According to another embodiment of the invention the angle of inclination of the cartridge is in the range of 40 to 80.

According to another embodiment of the invention, a baffle for blocking the material is arranged in the material barrel, the baffle is arranged on the rotating path of the rotating disk, and the baffle can prevent the material from being thrown out or being taken out of the material barrel along with the rotation of the rotating disk.

According to another embodiment of the invention, the cartridge is a half round cartridge with an open top.

According to another embodiment of the invention, the screening device comprises a plurality of screening chutes, and the screening chutes are distributed in a circumferential array, a radial distribution or opposite distribution.

The invention has the following beneficial effects:

according to the invention, through the rotation of the rotating disk, disordered materials with different lengths can be effectively screened through the screening slideway and collected through the hopper, and the rotary screening machine has the advantages of simple structure and high screening efficiency.

In addition, the width of the screening slide way can be adjusted according to requirements, so that materials with proper length can be screened out better, and the practicability is high.

The present invention will be described in further detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of the construction of the screening device of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic structural view of the sifting mechanism of the present invention;

figure 4 is a schematic diagram of the construction of the screening chute of the present invention.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

Example 1

The present embodiment provides a screening device suitable for different length materials (electrode caps), as shown in fig. 1-4, comprising a holder 100, a cartridge 200, a screening mechanism 300 and a hopper 400.

The material cylinder 200 is used for placing disordered electrode caps and is obliquely arranged on the bracket 100, and the material cylinder 200 is a semicircular material cylinder 200 with an open top so as to be convenient for placing the electrode caps; as shown in fig. 2, the cartridge 200 is inclined at an angle in the range of 40 deg. -80 deg., such as 60 deg., to form an inclined bottom in a non-vertical configuration.

Screening mechanism 300 is used for screening the electrode cap of different gestures and length, will screen out longer electrode cap and distribute manual operation platform to weld and use, screens out shorter electrode cap and send into the dump bin.

As shown in fig. 3, the sieving mechanism 300 includes a rotating disk 310, a fixed disk 320 and two sieving slideways 330, the fixed disk 320 is disposed on the bracket 100, the rotating disk 310 is rotatably disposed at the bottom of the cartridge 200, and the two sieving slideways 330 are oppositely disposed on the rotating disk 310 and between the rotating disk 310 and the fixed disk 320;

wherein the rotating disc 310 is preferably rotated at a constant or variable speed in a motor-driven manner.

The operation of one of the screen chutes 330 is described below:

the edge of the rotating disc 310 is provided with a first material hole 311 communicated with the screening slideway 330, the fixed disc 320 is provided with two second material holes 321 communicated with the screening slideway 330, and the two second material holes 321 correspond to the two hoppers 400 respectively;

to facilitate placement of the hopper 400, a connecting tube 410 may also be provided to bridge.

Specifically, the two second material holes 321 are spirally distributed along the positive rotation direction of the rotating disc 310 to better receive the electrode caps.

The rotating disc 310 is provided with a third material hole 312 communicated with the screening chute 330, the third material hole 312 is positioned in the center of the rotating disc 310, and a material return channel is formed between the first material hole 311 and the third material hole 312.

The width of the sieving slide 330 is gradually reduced inwards along the radial direction of the rotating disc 310, and the material in the barrel 200 can pass through the first material hole 311 and fall into the sieving slide 330, and after the material is abutted against the inner wall of the sieving slide 330, the material passes through one of the second material holes 321 and falls into the hopper 400, or directly passes through the third material hole 312 due to the non-length state of the material falling into the first material hole 311 and returns to the barrel 200.

The preferred rotating disc 310 is provided with a guide block 313 at the third material hole 312 to guide the material to be rapidly discharged from the third material hole 312.

Specifically, when a plurality of screening chutes 330 are provided, the material in the cartridge 200 passes through different first material holes 311 and falls into the corresponding screening chute 330 at different positions, so as to perform a continuous screening process.

Wherein the material preferably passes through the first material apertures 311 and into the corresponding screen chute 330 in a single pass.

The screening chute 330 in this embodiment is arranged in a configuration such that:

the rotating disc 310 is provided with a limiting strip 314 and a plurality of limiting blocks 315 arranged along the radial direction, the limiting blocks 315 are in one-to-one correspondence with the second material holes 321, or are in one-to-one correspondence with the second material holes 321 to form one-to-one, three-to-one and the like, wherein the limiting blocks 315 are distributed on the same side of the limiting strip 314, and the screening chute 330 is formed between the limiting strip 314 and the limiting blocks 315.

Furthermore, a slope 316 is provided at a side of the limiting block 315 close to the limiting strip 314 to better guide the electrode cap to slide.

Still further, the distance between the stopper 315 and the stop strip 314 is adjustable, for example, the stopper 315 shown in fig. 3 is fixed on the rotating disc 310 by a bolt, a long groove 317 for the bolt to pass through is provided on the rotating disc 310, and the position of the stopper 315 is adjusted by the difference of the bolt tightening position, so as to change the distance between the stopper 315 and the stop strip 314.

The material barrel 200 in this embodiment is provided with a baffle 210 for blocking the material, and the baffle 210 is disposed on the rotation path of the rotating disc 310, and the baffle can prevent the material from being thrown out or carried out of the material barrel 200 along with the rotation of the rotating disc 310.

In this embodiment, a rotary discharging structure is formed, the electrode caps are placed in the semicircular cylinder hopper 400, and during the rotation of the rotary disk 310, the electrode caps enter different positions of the sieving slide 330 and pass through different second material holes 321, so as to complete sieving;

in this embodiment, when the electrode caps falling into the first material hole 311 in the normal posture in the screening direction are slid in the screening chute 330 under the action of gravity, the electrode caps with different lengths are blocked by the different limiting blocks 315, that is, the electrode caps with the length above the target length and the electrode caps with the length below the target length are blocked by the different limiting blocks 315, and in the rotating process of the screening chute 330, the electrode caps with different lengths are sequentially discharged from the different second material holes 321.

The embodiment can realize the automatic selection of different material different gestures, the electrode caps in normal gesture can pass through the screening slide 330 that carries out length screening in the rotary disk 310 after, the electrode caps in different length are respectively discharged from two second material holes 321, the electrode caps in abnormal gesture has in time fallen into first material hole 311, also can pass screening slide 330 and drop to the feed cylinder 200 in from third material hole 312 in the rotary disk 310 rotation process.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.

Claims

1. A screening device adapted for different length materials, comprising:

a bracket (100);

a cartridge (200) for placing unordered material, the cartridge (200) being arranged in an inclined manner on the support (100);

a screening mechanism (300) for screening materials of different attitudes and lengths; and

a plurality of hoppers (400) for receiving the screened materials with different lengths;

wherein the screening mechanism (300) comprises a rotating disc (310), a fixed disc (320) and more than one screening chute (330), the fixed disc (320) is arranged on the bracket (100), the rotating disc (310) is rotationally arranged at the bottom of the charging barrel (200), and the screening chute (330) is arranged on the rotating disc (310) and positioned between the rotating disc (310) and the fixed disc (320);

the edge of the rotating disc (310) is provided with a first material hole (311) communicated with the screening slide way (330), the fixed disc (320) is provided with a plurality of second material holes (321) communicated with the screening slide way (330), and the plurality of second material holes (321) correspond to the plurality of hoppers (400) one by one;

wherein the width of the sieving slide (330) is gradually reduced inwards along the radial direction of the rotating disk (310), the material in the charging barrel (200) can pass through the first material hole (311) and fall into the sieving slide (330), and after the material is abutted against the inner wall of the sieving slide (330), the material passes through one of the second material holes (321) and falls into the hopper (400).

2. A screening device according to claim 1, characterised in that the rotating disc (310) is provided with a third aperture (312) communicating with the screening chute (330), the third aperture (312) being centrally located in the rotating disc (310), a feed back channel being formed between the first aperture (311) and the third aperture (312).

3. A screening device according to claim 2, characterised in that the rotary disc (310) is provided with a guide block (313) at the third material aperture (312).

4. A screening device according to claim 1, characterised in that a plurality of the second openings (321) are arranged in a spiral in the positive direction of rotation of the rotatable disc (310).

5. A screening device suitable for materials with different lengths as claimed in claim 2, wherein the rotating disc (310) is provided with a limiting strip (314) and a plurality of limiting blocks (315) arranged in a stepped manner along the radial direction of the rotating disc, the plurality of limiting blocks (315) correspond to the plurality of second material holes (321) one by one, the plurality of limiting blocks (315) are distributed on the same side of the limiting strip (314), and the screening chute (330) is formed between the limiting strip (314) and the plurality of limiting blocks (315).

6. A screening device suitable for materials of different lengths according to claim 5, wherein the side of the stopper (315) adjacent to the stopper bar (314) is provided with a ramp (316).

7. A screening device suitable for materials of different lengths according to claim 5, wherein the spacing between the stopper (315) and the stopper bar (314) is adjustable.

8. A screening device according to claim 1, characterised in that the angle of inclination of the cartridge (200) is in the range 40 ° to 80 °.

9. A screening device for materials of different lengths according to claim 1, wherein a baffle (210) is provided in the cartridge (200) for blocking material, the baffle (210) being disposed in the path of rotation of the rotatable disc (310).

10. A screening device according to claim 1, wherein said cartridge (200) is an open-topped semi-circular cartridge.