CN111908066A - Loading attachment of lithium cell block - Google Patents
Loading attachment of lithium cell block Download PDFInfo
- Publication number
- CN111908066A CN111908066A CN202010510207.9A CN202010510207A CN111908066A CN 111908066 A CN111908066 A CN 111908066A CN 202010510207 A CN202010510207 A CN 202010510207A CN 111908066 A CN111908066 A CN 111908066A
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- Prior art keywords
- feeding
- circular
- flat plate
- lithium battery
- box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
- B65G47/12—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles
- B65G47/14—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
- B65G47/1407—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl
- B65G47/1414—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl by means of movement of at least the whole wall of the container
- B65G47/1421—Vibratory movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
- B65G47/248—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
One or more embodiments of the present disclosure provide a feeding device for lithium battery caps, including a circular feeding box, the circular feeding box is disposed along a vertical direction, a feeding opening is disposed at an upper portion of the circular feeding box, a feeding assembly is mounted at an upper portion of the feeding opening, a discharging opening is disposed at a lower portion of the circular feeding box, a material turning channel is mounted below the discharging opening, a material conveying disc is rotatably mounted inside the circular feeding box, and a main motor for driving the material conveying disc to rotate is mounted at one side of the circular feeding box. The working efficiency is improved.
Description
Technical Field
One or more embodiments of this description relate to lithium cell production technical field, especially relate to a loading attachment of lithium cell block.
Background
With the development and progress of society and the popularization and application of new energy technology, people put higher requirements on novel batteries, and cylindrical lithium batteries occupy a place in the field of novel batteries due to high energy-to-volume ratio;
the cap, which is one of the important components of the cylindrical lithium ion battery, mainly comprises a top cover, a pore plate, an explosion-proof sheet and a sealing ring; in the production of traditional lithium cell block, explosion-proof piece and top cap assembly back, explosion-proof piece upset pressfitting top cap becomes semi-manufactured goods, and semi-manufactured goods top cap welds with explosion-proof piece again, and the solder joint is desoldered when the block after the welding need emboss the vibration prevention after that, avoids appearing the rosin joint defective products. However, the existing manual operation assembly is complex in operation, time-consuming and labor-consuming, the subsequent embossing process needs manual operation, and the production quality and efficiency cannot be effectively considered due to low automation degree.
Disclosure of Invention
In view of this, an object of one or more embodiments of the present disclosure is to provide a feeding device for a lithium battery cap, so as to solve the problem of low automation degree caused by manual independent operation.
Based on above-mentioned purpose, one or more embodiments of this specification provide a loading attachment of lithium cell block, including circular material loading case, circular material loading case sets up along vertical direction, the material loading mouth has been seted up on the upper portion of circular material loading case, the material subassembly of throwing is installed on the upper portion of material loading mouth, the discharge gate has been seted up to the lower part of circular material loading case, the stirring passageway is installed to the below of discharge gate, the rotatable material conveying disc of installing in inside of circular material loading case, the drive is installed to one side of circular material loading case material conveying disc pivoted main motor.
Optionally, the feeding assembly comprises a feeding hopper, a material leaking square hole for a cover cap to pass through is formed in the lower portion of the feeding hopper, the material leaking square hole faces towards the feeding port, a flat plate is installed on the outer side of the feeding hopper, two elastic supports are installed between the flat plate and the circular feeding box, one ends of the elastic supports are installed on the upper portion of the circular feeding box, the other ends of the elastic supports are installed on the flat plate, the feeding hopper is made to be hung above the feeding port, and a shaking assembly is further installed between the flat plate and the circular feeding box.
Optionally, the shaking assembly comprises a shaking motor, a polygonal support is mounted at the output end of the shaking motor, and the polygonal support is in contact with the flat plate.
Optionally, the polygonal support comprises a main shaft, a plurality of supporting rods are radially mounted on the main shaft, and the supporting rods are far away from one end of the main shaft and rotatably provided with rollers.
Optionally, the stirring passageway includes the middle part crosspiece, the smooth material swash plate is installed respectively to the both sides of middle part crosspiece, the smooth material swash plate by middle part crosspiece downwardly extending to one side, two the swash plate is all installed to the one end that the smooth material swash plate is down collected the swash plate and all extends to one side to connect and form defeated material passageway together.
Optionally, install two buffering films in the discharge gate, two the one end of buffering film sets firmly the discharge gate, two the other end orientation of buffering film the stirring passageway.
Optionally, a plurality of material storage openings for accommodating the caps are uniformly formed in the material conveying disc along the circumferential direction of the material conveying disc.
From the foregoing, it can be seen that the feeding device for lithium battery caps provided in one or more embodiments of the present specification, when the caps are arranged on the conveying disc, the caps are conveyed in a vertical state, and when the caps pass through the material turning channel, the caps turn over downward with a heavy surface under the action of gravity, and all the caps are oriented in a consistent manner and then conveyed to the next process, so that the automatic conveying of the caps is realized, the labor intensity of workers is reduced, and the operation efficiency is improved.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
Fig. 1 is a schematic view of a feeding device for a lithium battery cap according to one or more embodiments of the present disclosure;
FIG. 2 is a schematic view of a hopper according to one or more embodiments of the present disclosure;
FIG. 3 is an enlarged schematic view at A in FIG. 1;
FIG. 4 is a schematic view of a polygonal stent according to one or more embodiments of the present disclosure;
FIG. 5 is a front view of a upender channel of one or more embodiments of the present disclosure;
FIG. 6 is a top view of a upender channel of one or more embodiments of the present disclosure;
the device comprises a circular feeding box 1, a feeding opening 11, a discharging opening 12, a feeding component 2, a feeding hopper 21, a material leaking square hole 22, a flat plate 23, an elastic support 24, a shaking motor 25, a polygonal support 26, a main shaft 261, a support rod 262, a roller 263, a material turning channel 3, a middle crosspiece 31, a material sliding inclined plate 32, a collecting inclined plate 33, a material conveying channel 34, a material conveying disc 4, a material storage opening 41 and a buffer film 5.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The invention provides a feeding device for lithium battery caps, which comprises a circular feeding box 1 as shown in figures 1-6, wherein the circular feeding box 1 is arranged along the vertical direction, the upper part of the circular feeding box 1 is provided with a feeding hole 11, the upper part of the feeding hole 11 is provided with a feeding component 2, the lower part of the circular feeding box 1 is provided with a discharging hole 12, a material turning channel 3 is arranged below the discharging hole 12, a material conveying disc 4 is rotatably arranged in the circular feeding box 1, and one side of the circular feeding box 1 is provided with a main motor (not shown) for driving the material conveying disc 4 to rotate. The caps are added into the feeding assembly 2, the feeding assembly 2 converts the caps into a vertical state and adds the caps into the material conveying disc 4 through the material feeding port 11, the main motor drives the material conveying disc 4 to rotate, the caps are conveyed to the material discharging port 12 by the material conveying disc 4, the caps fall onto the material turning channel 3 through the material discharging port 12 in the vertical state, the caps turn over one heavy surface downwards under the action of gravity, all the caps are consistent in orientation under the arrangement, and then the caps are conveyed to the next working procedure;
the block is vertical state when this scheme passes through the setting of defeated charging tray 4 and carries, and when turning over material passageway 3 again, the block makes a heavy face upset downwards under the effect of gravity, and the orientation of all blocks is unanimous under this setting, carries to next process again, has realized the automatic transport of block, has reduced workman's intensity of labour, has improved the operating efficiency.
In an embodiment, the feeding assembly 2 includes a feeding hopper 21, a material leaking square hole 22 for passing a cap is formed in the lower portion of the feeding hopper 21, the material leaking square hole 22 faces the feeding port 11, a flat plate 23 is installed on the outer side of the feeding hopper 21, two elastic supports 24 are installed between the flat plate 23 and the circular feeding box 1, one ends of the elastic supports 24 are installed on the upper portion of the circular feeding box 1, the other ends of the elastic supports 24 are installed on the flat plate 23, so that the feeding hopper 21 is arranged above the feeding port 11 in a hanging manner, and a shaking assembly is further installed between the flat plate 23 and the circular feeding box 1.
Specifically, the shaking assembly comprises a shaking motor 25, a polygonal bracket 26 is mounted at the output end of the shaking motor 25, and the polygonal bracket 26 is in contact with the flat plate 23.
The polygonal bracket 26 comprises a main shaft 261, a plurality of supporting rods 262 are installed on the main shaft 261 along the radial direction of the main shaft 261, and a roller 263 is rotatably installed at one end, far away from the main shaft 261, of each supporting rod 262.
The shaking motor 25 drives the main shaft 261 to rotate, the main shaft 261 drives the supporting rod 262 to move, the supporting rod 262 is enabled to be in discontinuous contact with the flat plate 23, the flat plate 23 is enabled to move up and down, the feeding hopper 21 is enabled to move up and down under the driving of the flat plate 23, the feeding hopper 21 is further enabled to shake, the nut caps are enabled to enter the feeding port 11 through the material leakage square holes 22, and only one nut cap can pass through the size of each material leakage square hole 22.
In an embodiment, the material turning channel 3 includes middle part crosspiece 31, the smooth material swash plate 32 is installed respectively to the both sides of middle part crosspiece 31, smooth material swash plate 32 by middle part crosspiece 31 extends downwards to one side, two the sloping 33 that converges is all installed to the downward one end of smooth material swash plate 32, two it all extends downwards to converge the sloping 33, and connect and form defeated material passageway 34 together. Wherein, the block is vertical state and falls on middle part crosspiece 31, and the one side that weighs slightly drives the block upset to fall to smooth material swash plate 32 on, and through collecting swash plate 33 under the effect of dead weight finally slide to defeated material passageway 34.
In one embodiment, two cushion rubber sheets 5 are installed in the discharge hole 12, one end of each of the two cushion rubber sheets 5 is fixedly arranged at the discharge hole 12, and the other end of each of the two cushion rubber sheets 5 faces the material turning channel 3. Wherein, the arrangement of the cushion rubber sheet 5 slows down the falling speed of the cap, so that the cap falls on the middle crosspiece 31 gently.
Optionally, the material conveying disc 4 is evenly provided with a plurality of material storage ports 41 for accommodating caps along the circumferential direction.
When in use, the caps are added into the feeding hopper 21, the shaking motor 25 drives the main shaft 261 to rotate, the main shaft 261 drives the supporting rod 262 to move, the supporting rod 262 is enabled to be in discontinuous contact with the flat plate 23, the flat plate 23 is enabled to move up and down, the feeding hopper 21 is enabled to move up and down under the driving of the flat plate 23, the feeding hopper 21 is further enabled to shake, the caps are enabled to enter the feeding port 11 through the material leakage square holes 22 in a vertical state and to be added into the material conveying disc 4 from the feeding port 11, the material conveying disc 4 drives the material conveying disc 4 to rotate, the caps are conveyed to the material outlet 12 by the material conveying disc 4 and fall onto the material overturning channel 3 from the material outlet 12 in a vertical state, the caps fall onto the middle crosspiece 31 in a vertical state, the slightly heavy side drives the overturning caps and fall onto the material sliding inclined plate 32, finally slide to the material conveying channel 34 through the collection inclined plate;
according to the automatic cap conveying device, caps are conveyed in a vertical state when the conveying disc 4 is arranged, and when the caps pass through the material turning channel 3, the caps turn downwards with one heavy surface under the action of gravity, all the caps are consistent in orientation when the caps are arranged, and then the caps are conveyed to the next process, so that the automatic cap conveying is realized, the labor intensity of workers is reduced, and the operation efficiency is improved.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
In addition, well-known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures, for simplicity of illustration and discussion, and so as not to obscure one or more embodiments of the disclosure. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the understanding of one or more embodiments of the present description, and this also takes into account the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the one or more embodiments of the present description are to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that one or more embodiments of the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (7)
1. The utility model provides a loading attachment of lithium cell block, its characterized in that, includes circular material loading box, the circular material loading box sets up along vertical direction, the material loading mouth has been seted up on the upper portion of circular material loading box, the material subassembly of throwing is installed on the upper portion of material loading mouth, the discharge gate has been seted up to the lower part of circular material loading box, the stirring passageway is installed to the below of discharge gate, the rotatable defeated charging tray of installing in inside of circular material loading box, the drive is installed to one side of circular material loading box defeated charging tray pivoted main motor.
2. The feeding device for the lithium battery caps as recited in claim 1, wherein the feeding assembly comprises a feeding hopper, a material leaking square hole for the caps to pass through is formed in the lower portion of the feeding hopper, the material leaking square hole faces the feeding port, a flat plate is mounted on the outer side of the feeding hopper, two elastic supports are mounted between the flat plate and the circular feeding box, one end of each elastic support is mounted on the upper portion of the circular feeding box, the other end of each elastic support is mounted on the flat plate, the feeding hopper is arranged above the feeding port in a suspended mode, and a shaking assembly is further mounted between the flat plate and the circular feeding box.
3. The feeding device for a lithium battery cap as claimed in claim 2, wherein the shaking component comprises a shaking motor, a polygonal bracket is mounted at an output end of the shaking motor, and the polygonal bracket is in contact with the flat plate.
4. The feeding device for the lithium battery cap as claimed in claim 3, wherein the polygonal bracket comprises a main shaft, a plurality of support rods are radially arranged on the main shaft, and a roller is rotatably arranged at one end of each support rod, which is far away from the main shaft.
5. The loading device for a lithium battery cap as claimed in claim 1, wherein the material turning channel comprises a middle crosspiece, material sliding sloping plates are respectively mounted on two sides of the middle crosspiece, the material sliding sloping plates extend obliquely downward from the middle crosspiece, a collecting sloping plate is mounted at the downward end of each of the two material sliding sloping plates, and each of the two collecting sloping plates extends obliquely downward and is connected together to form a material conveying channel.
6. The feeding device for the lithium battery cap as claimed in claim 1, wherein two buffer films are installed in the discharge port, one end of each of the two buffer films is fixedly arranged at the discharge port, and the other end of each of the two buffer films faces the material turning channel.
7. The feeding device for the lithium battery cap as claimed in claim 1, wherein the material conveying disc is uniformly provided with a plurality of material storage ports for accommodating the cap along the circumferential direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010510207.9A CN111908066A (en) | 2020-06-08 | 2020-06-08 | Loading attachment of lithium cell block |
Applications Claiming Priority (1)
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CN202010510207.9A CN111908066A (en) | 2020-06-08 | 2020-06-08 | Loading attachment of lithium cell block |
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CN111908066A true CN111908066A (en) | 2020-11-10 |
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CN202010510207.9A Pending CN111908066A (en) | 2020-06-08 | 2020-06-08 | Loading attachment of lithium cell block |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB522394A (en) * | 1938-12-07 | 1940-06-17 | Nelson Vincent Burdin | Improvements in and relating to the feeding or delivering of articles in predetermined relation |
CN103754612A (en) * | 2013-12-14 | 2014-04-30 | 重庆市合川区川洲桃片有限公司 | Beverage bottle alignment device |
CN108328263A (en) * | 2018-03-02 | 2018-07-27 | 云和县鲁家班工艺品经营部 | A kind of bottle cap feeding device |
CN207791988U (en) * | 2018-01-09 | 2018-08-31 | 深圳市华淼机械有限公司 | A kind of battery plus-negative plate 180 degree switching mechanism |
CN208007906U (en) * | 2018-03-13 | 2018-10-26 | 福建水利电力职业技术学院 | A kind of mechanical processing automatic charging device |
CN109606805A (en) * | 2018-12-21 | 2019-04-12 | 象山维治模具有限公司 | A kind of hardware transport device |
CN110550421A (en) * | 2019-09-15 | 2019-12-10 | 深圳市富云帝科技有限公司 | Workpiece feeding, arranging and aligning device and process thereof |
-
2020
- 2020-06-08 CN CN202010510207.9A patent/CN111908066A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB522394A (en) * | 1938-12-07 | 1940-06-17 | Nelson Vincent Burdin | Improvements in and relating to the feeding or delivering of articles in predetermined relation |
CN103754612A (en) * | 2013-12-14 | 2014-04-30 | 重庆市合川区川洲桃片有限公司 | Beverage bottle alignment device |
CN207791988U (en) * | 2018-01-09 | 2018-08-31 | 深圳市华淼机械有限公司 | A kind of battery plus-negative plate 180 degree switching mechanism |
CN108328263A (en) * | 2018-03-02 | 2018-07-27 | 云和县鲁家班工艺品经营部 | A kind of bottle cap feeding device |
CN208007906U (en) * | 2018-03-13 | 2018-10-26 | 福建水利电力职业技术学院 | A kind of mechanical processing automatic charging device |
CN109606805A (en) * | 2018-12-21 | 2019-04-12 | 象山维治模具有限公司 | A kind of hardware transport device |
CN110550421A (en) * | 2019-09-15 | 2019-12-10 | 深圳市富云帝科技有限公司 | Workpiece feeding, arranging and aligning device and process thereof |
Non-Patent Citations (1)
Title |
---|
范顺成: "《机械设计基础》", 31 July 2001 * |
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