CN213595251U

CN213595251U - Spiral blanking machine for lithium ion ternary single crystal material

Info

Publication number: CN213595251U
Application number: CN202021864091.0U
Authority: CN
Inventors: 臧启扩; 黄凯; 沈宸; 马顺凯
Original assignee: Jiangsu Xiangying New Energy Technology Co ltd
Current assignee: Jiangsu Xiangying New Energy Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-07-02
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a lithium ion ternary single crystal material's spiral blanking machine, it include the conveying pipe, rotate connect in hob in the conveying pipe, locate the outside of conveying pipe rear end and with the motor that the hob looks transmission is connected, locate before the conveying pipe tip global on the feed opening, locate the feeding hole before the conveying pipe tip global on, the pan feeding mouth, the maximum diameter of pan feeding mouth is D, the conveying pipe internal diameter is D, and D/D is greater than or equal to 1.3. The maximum diameter D of the feeding opening is more than 1.3 of the inner diameter D of the feeding pipe, so that the feeding device has good feeding capacity, and meanwhile, the transition part between the feeding opening and the feeding pipe has a large angle, so that the material accumulation is not easy to happen, and the feeding is smooth; the circular baffle can prevent the good destruction equipment sealing washer of material mobility and unloading speed too fast.

Description

Spiral blanking machine for lithium ion ternary single crystal material

Technical Field

The utility model relates to a spiral blanking machine of lithium ion ternary single crystal material.

Background

The traditional spiral blanking has the following problems: 1. the screw blanking machine has poor universality, the performance is greatly reduced when the material property of the material is rapidly changed on a production line, the material with good fluidity can be subjected to poor sealing and excessive blanking, and the material with poor fluidity cannot be fed or stuck on the wall; 2. the spiral blanking machine on the market at present can be used for common lithium ion ternary positive electrode materials, but is not suitable for lithium ion ternary positive electrode single crystal materials, because the single crystal materials are easy to be heated and absorbed water and have high material hardness; 3. the sealing performance of the equipment is poor, and materials can damage a bearing of the spiral blanking machine through sealing in the using process; 4. the equipment precision fluctuation is large, and the material blanking parameters need to be continuously adjusted due to the change of material properties.

Disclosure of Invention

The utility model aims at providing a material commonality is good, can deal with the spiral blanking machine of the lithium ion ternary single crystal material of single crystal material.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a spiral blanking machine for a lithium ion ternary single crystal material comprises a feeding pipe, a spiral rod rotatably connected in the feeding pipe, a motor arranged on the outer side of the rear end of the feeding pipe and in transmission connection with the spiral rod, a blanking port arranged on the circumferential surface of the front end part of the feeding pipe, and feeding ports arranged on the circumferential surface of the front end part of the feeding pipe, wherein the maximum diameter of the feeding ports is D, the inner diameter of the feeding pipe is D, and D/D is larger than or equal to 1.3.

Preferably, the front end part and/or the rear end part of the screw rod are/is provided with a circular baffle plate for preventing the sealing rings at the two ends from being damaged by materials.

Preferably, the feed opening is located on the lower side of the circumferential surface of the front end part of the feeding pipe, and the breather valve is arranged on the circumferential surface of the front end part of the feeding pipe and located on the opposite side of the feed opening.

Preferably, the outer sides of the two ends of the feeding pipe are respectively detachably provided with a sealing plate and a sealing ring.

Furthermore, the screw rod comprises a rod part and a helical blade wound on the rod part, the rear end of the rod part is arranged on the sealing plate in a penetrating mode and can rotate in the sealing plate, and a gap is formed between the sealing plate and the rod part.

Furthermore, the circular baffle plate positioned on the rear end face of the screw rod is a rear baffle plate, and stirring teeth for stirring accumulated materials are arranged on the end face of the rear baffle plate facing to the sealing plate side at the rear end.

Furthermore, material leakage holes are formed in the upper surface of the circular baffle and around the area, corresponding to the rod part, of the circular baffle.

Further, the circumferential surface of the circular baffle is sleeved with a graphite ring, and the periphery of the graphite ring is attached to the inner side wall of the feeding pipe.

Further, a bearing is arranged on the rod part and is positioned on the outer side of the feeding pipe.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the maximum diameter D of the feeding opening is more than 1.3 of the inner diameter D of the feeding pipe, so that the feeding device has good feeding capacity, and meanwhile, the transition part between the feeding opening and the feeding pipe has a large angle, so that the material accumulation is not easy to happen, and the feeding is smooth; the circular baffle can prevent the sealing ring of the equipment from being damaged due to good material fluidity and prevent the blanking speed from being too high; the large-area helical blade is not easy to be thermally deformed when facing high-temperature materials with the temperature of 90 ℃, has high material hardness and is not easy to be stressed and deformed when facing a special crystal structure of a single crystal material, and has good feeding propelling capability when facing the single crystal material and being easy to absorb water to stick to a wall; the bearing is located the outside of conveying pipe, and the sealing member has air gap on the closing plate, and the sealing washer destroys the back material and emits and drop and can not damage the bearing, also can in time discover simultaneously, just can not tear the machine fast and change the sealing washer through breaking away from the closing plate.

Drawings

FIG. 1 is a front view of a spiral blanking machine for a ternary single crystal material of lithium ions according to an embodiment;

FIG. 2 is a top view of a spiral blanking machine for ternary single crystal lithium ion material according to an embodiment;

FIG. 3 is a front view of a spiral blanking machine for a ternary single crystal lithium ion material according to a second embodiment;

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. 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 intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Example one

As shown in fig. 1-2, the spiral blanking machine for lithium ion ternary single crystal material comprises a feeding pipe 1, a spiral rod 2 rotatably connected in the feeding pipe 1, a motor 3 arranged at the outer side of the rear end of the feeding pipe 1 and in transmission connection with the spiral rod 2, a blanking port 4 arranged on the circumferential surface of the front end part of the feeding pipe 1, and a feeding port 5 arranged on the circumferential surface of the front end part of the feeding pipe 1, wherein the maximum diameter of the feeding port 5 is D, the inner diameter of the feeding pipe 1 is D, and D/D is not less than 1.3. The feed opening 4 is located the downside of the global of conveying pipe 1 front end, and the offside that just is located feed opening 4 on the global of conveying pipe 1 front end is equipped with breather valve 6. The outer sides of the two ends of the feeding pipe 1 are respectively detachably provided with a sealing plate 7 and a sealing ring 8.

The front end part and/or the rear end part of the screw rod 2 is/are provided with a circular baffle 9 for preventing the materials from damaging the sealing rings at the two ends. The circumferential surface of the circular baffle 9 is sleeved with a graphite ring 0, and the periphery of the graphite ring 0 is attached to the inner side wall of the feeding pipe 1. The screw rod 2 comprises a rod part 21 and a helical blade 22 wound on the rod part, the rear end of the rod part 21 is arranged on the sealing plate 7 in a penetrating mode and can rotate in the sealing plate 7, and a gap is formed between the sealing plate 7 and the rod part 21. The rod part is provided with a bearing 10, and the bearing 10 is positioned on the outer side of the feeding pipe 1.

Example two

As shown in figure 3, the spiral blanking machine for the lithium ion ternary single crystal material comprises a feeding pipe 1, a spiral rod 2 rotationally connected in the feeding pipe 1, a motor 3 arranged at the outer side of the rear end of the feeding pipe 1 and in transmission connection with the spiral rod 2, a blanking port 4 arranged on the circumferential surface of the front end part of the feeding pipe 1, and a feeding port 5 arranged on the circumferential surface of the front end part of the feeding pipe 1, wherein the maximum diameter of the feeding port 5 is D, the inner diameter of the feeding pipe 1 is D, and D/D is larger than or equal to 1.3. The feed opening 4 is located the downside of the global of conveying pipe 1 front end, and the offside that just is located feed opening 4 on the global of conveying pipe 1 front end is equipped with breather valve 6. The outer sides of the two ends of the feeding pipe 1 are respectively detachably provided with a sealing plate 7 and a sealing ring 8.

The front end part and/or the rear end part of the screw rod 2 is/are provided with a circular baffle 9 for preventing the materials from damaging the sealing rings at the two ends. The circumferential surface of the circular baffle 9 is sleeved with a graphite ring 0, and the periphery of the graphite ring 0 is attached to the inner side wall of the feeding pipe 1. The screw rod 2 comprises a rod part 21 and a helical blade 22 wound on the rod part, the rear end of the rod part 21 is arranged on the sealing plate 7 in a penetrating mode and can rotate in the sealing plate 7, and a gap is formed between the sealing plate 7 and the rod part 21. The circular baffle 9 on the rear end face of the screw bar 2 is a back baffle, and the end face of the back baffle facing the sealing plate 7 side of the rear end is provided with stirring teeth 91 for stirring the accumulated material. The circular baffle 9 is provided with a material discharge hole 92 on the upper surface thereof and around the region thereof corresponding to the rod portion 21.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a lithium ion ternary single crystal material's spiral blanking machine, its include the conveying pipe, rotate connect in the hob in the conveying pipe, locate the outside of conveying pipe rear end and with the motor that the hob looks transmission is connected, locate feed opening on the global of tip before the conveying pipe, locate pan feeding mouth on the global of tip before the conveying pipe, its characterized in that: the maximum diameter of the feeding opening is D, the inner diameter of the feeding pipe is D, and D/D is more than or equal to 1.3.

2. A spiral blanking machine of lithium ion ternary single crystal material according to claim 1, characterized in that: and the front end part and/or the rear end part of the screw rod are/is provided with a circular baffle plate for preventing materials from damaging sealing rings at two ends.

3. A spiral blanking machine of lithium ion ternary single crystal material according to claim 1, characterized in that: the feed opening is located the downside of the global of conveying pipe front end portion, on the global of conveying pipe front end portion and be located the offside of feed opening is equipped with the breather valve.

4. A spiral blanking machine of lithium ion ternary single crystal material according to claim 2, characterized in that: and sealing plates and sealing rings are detachably arranged on the outer sides of the two ends of the feeding pipe respectively.

5. A spiral blanking machine for a ternary single crystal material of lithium ions according to claim 4, characterized in that: the screw rod comprises a rod part and a helical blade wound on the rod part, the rear end of the rod part penetrates through the sealing plate and can rotate in the sealing plate, and a gap is formed between the sealing plate and the rod part.

6. A spiral blanking machine for a ternary single crystal material of lithium ions according to claim 4, characterized in that: the circular baffle plate positioned on the rear end face of the screw rod is a rear baffle plate, and stirring teeth used for stirring accumulated materials are arranged on the end face of the rear baffle plate facing to the sealing plate side of the rear end.

7. A spiral blanking machine for a lithium ion ternary single crystal material according to claim 5, characterized in that: and material leakage holes are formed in the upper surface of the circular baffle and around the area corresponding to the rod part.

8. A spiral blanking machine for a lithium ion ternary single crystal material according to claim 5, characterized in that: the periphery of the circular baffle is sleeved with a graphite ring, and the periphery of the graphite ring is attached to the inner side wall of the feeding pipe.

9. A spiral blanking machine for a ternary single crystal material of lithium ions according to claim 5, characterized in that: the rod part is provided with a bearing, and the bearing is positioned on the outer side of the feeding pipe.