CN214917042U - Circuit board crushing and sorting device - Google Patents
Circuit board crushing and sorting device Download PDFInfo
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- CN214917042U CN214917042U CN202120478613.1U CN202120478613U CN214917042U CN 214917042 U CN214917042 U CN 214917042U CN 202120478613 U CN202120478613 U CN 202120478613U CN 214917042 U CN214917042 U CN 214917042U
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- magnetic separation
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- circuit board
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Abstract
The utility model relates to a circuit board crushing and sorting device, including the magnet separator, the magnet separator includes first-level magnet separator and second grade magnet separator, the second grade magnet separator includes pay-off area, magnetic separation area and sets up the active magnetic separation piece on the magnetic separation area, and the magnetic separation area is the annular chain belt, including a plurality of mutual articulated link joints, has evenly seted up a plurality of openings along link joint length direction on the link joint, is equipped with an active magnetic separation piece in each opening, and active magnetic separation piece is articulated with the opening, and the articulated department is equipped with torsion spring, the magnetic separation area is kept away from pay-off area one side and is equipped with a pair of scraper blade, and the magnetic separation area passes through between two scraper blades; the movable magnetic separation block of the second-stage magnetic separator of the circuit board crushing and sorting device can be inserted into materials for magnetic separation, the magnetic separation efficiency is high, and the screened materials are few in impurities; through setting up the scraper blade, can effectually form the plane with activity magnetic separation piece indentation opening to make things convenient for the scraper blade to strike off the material on the activity magnetic separation piece, have fine magnetic separation effect.
Description
Technical Field
The utility model belongs to the technical field of the circuit board is retrieved, concretely relates to broken sorting unit of circuit board.
Background
Along with the rapid development period of the electronic industry in China, the upgrading of household appliances and electronic products is faster, a large number of household appliances and electronic products are eliminated every year, a large number of waste circuit boards are generated, and if the waste circuit boards can be properly recycled, the waste circuit boards can be changed into valuables, so that the environmental protection is also very favorable.
Crushing and sorting of the waste circuit boards are important steps for recycling the waste circuit boards; the sorting after the circuit board is smashed includes the magnetic separation flow, and ordinary magnetic separation roller is because be difficult to stretch into in the material, when material thickness on the pay-off area is great, the efficiency and the effect of magnetic separation are not ideal.
If the magnetic sheets can be inserted into the materials for magnetic separation, the necessary magnetic field intensity can be reduced, and the screening effect of the magnetic separation can be improved; therefore, there is a need for a magnetic separation device with high efficiency that can be inserted into the material for magnetic separation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a broken sorting unit of circuit board that magnetic separation efficiency is high.
In order to solve the technical problem, the utility model discloses a circuit board crushing and sorting device, which comprises a magnetic separator, wherein the magnetic separator comprises a primary magnetic separator and a secondary magnetic separator, and the residual materials after the primary magnetic separator performs primary selection on the materials are further subjected to magnetic separation by the secondary magnetic separator; the secondary magnetic separator comprises a feeding belt, a magnetic separation belt and a movable magnetic separation block arranged on the magnetic separation belt, and the magnetic separation belt is arranged above the feeding belt; the magnetic separation belt is an annular chain belt and comprises a plurality of chain plates which are hinged with each other, driving wheels for driving the magnetic separation belt to rotate are arranged at two ends of the inner side of the magnetic separation belt, a plurality of openings are uniformly formed in the chain plates along the length direction of the chain plates, a movable magnetic separation block is arranged in each opening, and the shape of each movable magnetic separation block is matched with that of each opening; the movable magnetic separation block is hinged with the opening, and a torsion spring is arranged at the hinged position, so that the movable magnetic separation block and the opening are opened towards the movement direction of the magnetic separation belt at an angle of 30-90 degrees;
one side of the magnetic separation belt, which is far away from the feeding belt, is provided with a pair of scrapers for scraping the materials adsorbed on the movable magnetic separation block, and the magnetic separation belt passes through the two scrapers;
still including passing the conveyer belt that the magnetic separation area set up, the conveyer belt is located under the scraper.
Preferably, the primary magnetic separator is a roller magnetic separator.
Preferably, the first-stage magnetic separator is a magnetic separation device with the same structure as the second-stage magnetic separator, and the length of the magnetic separation belt of the first-stage magnetic separator is not more than half of the length of the magnetic separation belt of the second-stage magnetic separator. The material volume that the one-level magnet separator adsorbed is great, adsorbs the material on the movable magnetic separation piece and just is difficult to adsorb more after reaching the certain degree, shortens the magnetic separation area length of one-level magnet separator, is favorable to improving magnetic separation efficiency, reduces broken sorting unit's of circuit board whole volume.
Preferably, the scraper is arranged in the middle of the magnetic separation belt.
Preferably, the narrowest distance between the pair of scraping plates is adapted to the thickness of the chain plate.
Preferably, the movable magnetic separation blocks are arranged at intervals of not more than 5 cm.
Preferably, the movable magnetic separation block is made of permanent magnetic material.
Preferably, the movable magnetic selection block is rectangular.
Preferably, the minimum distance between the movable magnetic separation block and the feeding belt is not more than 1 cm.
Preferably, the direction of movement of the conveyor belt is perpendicular to the direction of movement of the feed belt.
The utility model discloses a broken sorting unit of circuit board adopts first-level magnet separator and second grade magnet separator, and the second grade magnet separator adopts board-like magnetic separator, and the activity magnetic separation piece can be inserted in the material and carry out the magnetic separation, and the magnetic separation efficiency is high, and the material impurity of selecting is few; through setting up the scraper blade, can effectually form the plane with activity magnetic separation piece indentation opening to make things convenient for the scraper blade to strike off the material on the activity magnetic separation piece, have fine magnetic separation effect.
Drawings
FIG. 1 is a schematic structural diagram of a magnetic separator in a circuit board crushing and sorting device.
FIG. 2 is a schematic structural diagram of the two-stage magnetic separator in FIG. 1.
Fig. 3 is a partial structure diagram of a link plate.
The reference numbers in the figures are: the method comprises the following steps of A-a first-stage magnetic separator, B-a second-stage magnetic separator, 1-a feeding belt, 2-a magnetic separation belt, 3-a movable magnetic separation block, 4-a chain plate, 5-a driving wheel, 6-an opening, 7-a scraping plate, 701-an upper scraping plate, 702-a lower scraping plate and 8-a conveying belt.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," when used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Example 1
As shown in fig. 1-3, a circuit board crushing and sorting device comprises a magnetic separator, wherein the magnetic separator comprises a first-stage magnetic separator a and a second-stage magnetic separator B, the first-stage magnetic separator performs primary separation on materials, and then the remaining materials are further subjected to further magnetic separation by the second-stage magnetic separator, and the magnetic separation effect can be improved due to the arrangement of double magnetic separators; the secondary magnetic separator comprises a feeding belt 1, a magnetic separation belt 2 and a movable magnetic separation block 3 arranged on the magnetic separation belt, and the magnetic separation belt is arranged above the feeding belt; the magnetic separation belt is an annular chain belt and comprises a plurality of chain plates 4 which are hinged with each other, driving wheels 5 for driving the magnetic separation belt to rotate are arranged at two ends of the inner side of the magnetic separation belt, a plurality of openings 6 are uniformly formed in the chain plates along the length direction of the chain plates, a movable magnetic separation block is arranged in each opening, and the shape of each movable magnetic separation block is matched with that of each opening; the movable magnetic separation block is hinged with the opening, and a torsion spring is arranged at the hinged position, so that the movable magnetic separation block and the opening are opened towards the movement direction of the magnetic separation belt at an angle of 30-90 degrees; the included angle between the movable magnetic separation block and the opening faces to the moving direction of the magnetic separation belt, the movable magnetic separation block can be retracted into the opening when meeting a scraper, and the torsion spring enables the movable magnetic separation block to bounce again after passing through the scraper.
One side of the magnetic separation belt, which is far away from the feeding belt, is provided with a pair of scrapers 7 for scraping the materials adsorbed on the movable magnetic separation block, each scraper comprises an upper scraper 701 and a lower scraper 702, and the magnetic separation belt passes through the two scrapers.
Still including passing the conveyer belt 8 that the magnetic separation area set up, the conveyer belt is located under the scraper. The conveyer belt is used for carrying the material of scraping from the activity magnetic separation piece, and the material that the lower scraper blade was scraped directly drops on the conveyer belt, and the material that the upper scraper blade was scraped drops on the conveyer belt through the gap between the link joint, perhaps drops on the conveyer belt from link joint both sides after the accumulation, of course, also can set up the doctor-bar etc. and scrape the material that the upper scraper blade was scraped on the conveyer belt.
The magnetic separation device is characterized in that the primary magnetic separator is a magnetic separation device with the same structure as the secondary magnetic separator, the length of a magnetic separation belt of the primary magnetic separator is not more than half of the length of the magnetic separation belt of the secondary magnetic separator, and the magnetic preference of the movable magnetic separation block on the secondary magnetic separator is more than that of the primary magnetic separator.
The scraper blade is arranged in the middle of the magnetic separation belt.
The narrowest spacing between the pair of scraping plates is adaptive to the thickness of the chain plate.
The setting interval of the movable magnetic separation blocks is not more than 5 cm.
The movable magnetic selection block is made of permanent magnetic materials.
The movable magnetic selection block is rectangular.
The minimum distance between the movable magnetic separation block and the feeding belt is not more than 1 cm.
The moving direction of the conveying belt is vertical to the moving direction of the feeding belt.
During the use, the magnetic separation area moves, the back is drawn from the material on the pay-off area to the movable magnetic separation piece of downside, material absorption has the magnetism on the movable magnetic separation piece, it is less owing to the adsorbed material with material sliding friction on the movable magnetic separation piece lateral surface, and adsorbed material can be more on the medial surface, movable magnetic separation piece after the adsorbed material moves to the side of going up in magnetic separation area along with the magnetic separation area, meet the scraper blade after, the scraper blade forces movable magnetic separation piece to get into in the opening, link joint and movable magnetic separation piece form the plane, with the material of convenient scraper blade on to movable magnetic separation piece, strike off the material that scrapes and fall on the conveyer belt and is seen off.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (10)
1. A circuit board crushing and sorting device comprises a magnetic separator and is characterized in that the magnetic separator comprises a primary magnetic separator and a secondary magnetic separator, and the primary magnetic separator is used for carrying out primary selection on materials and then further carrying out magnetic separation on the remaining materials by the secondary magnetic separator; the secondary magnetic separator comprises a feeding belt, a magnetic separation belt and a movable magnetic separation block arranged on the magnetic separation belt, and the magnetic separation belt is arranged above the feeding belt; the magnetic separation belt is an annular chain belt and comprises a plurality of chain plates which are hinged with each other, driving wheels for driving the magnetic separation belt to rotate are arranged at two ends of the inner side of the magnetic separation belt, a plurality of openings are uniformly formed in the chain plates along the length direction of the chain plates, a movable magnetic separation block is arranged in each opening, and the shape of each movable magnetic separation block is matched with that of each opening; the movable magnetic separation block is hinged with the opening, and a torsion spring is arranged at the hinged position, so that the movable magnetic separation block and the opening are opened towards the movement direction of the magnetic separation belt at an angle of 30-90 degrees;
one side of the magnetic separation belt, which is far away from the feeding belt, is provided with a pair of scrapers for scraping the materials adsorbed on the movable magnetic separation block, and the magnetic separation belt passes through the two scrapers;
still including passing the conveyer belt that the magnetic separation area set up, the conveyer belt is located under the scraper.
2. The circuit board crushing and sorting device of claim 1, wherein the primary magnetic separator is a roller magnetic separator.
3. The circuit board crushing and sorting device of claim 1, wherein the primary magnetic separator is a magnetic separation device with the same structure as the secondary magnetic separator, and the length of the magnetic separation belt of the primary magnetic separator is not more than half of the length of the magnetic separation belt of the secondary magnetic separator.
4. The circuit board crushing and sorting device of claim 1, wherein the scraper is arranged in the middle of the magnetic separation belt.
5. The breadboard crushing and sorting unit of claim 1 wherein the narrowest spacing between the pair of flights is adapted to the thickness of the link plate.
6. The circuit board crushing and sorting device of claim 1, wherein the movable magnetic separation blocks are arranged at intervals of not more than 5 cm.
7. The circuit board crushing and sorting device of claim 1, wherein the movable magnetic separation block is made of a permanent magnetic material.
8. The circuit board crushing and sorting device of claim 1, wherein the movable magnetic separation block is rectangular.
9. The circuit board crushing and sorting device of claim 8, wherein the minimum distance between the movable magnetic separation block and the feeding belt is not more than 1 cm.
10. The breadboard crushing and sorting device of claim 1 wherein the direction of movement of the conveyor belt is perpendicular to the direction of movement of the feed belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120478613.1U CN214917042U (en) | 2021-03-05 | 2021-03-05 | Circuit board crushing and sorting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120478613.1U CN214917042U (en) | 2021-03-05 | 2021-03-05 | Circuit board crushing and sorting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214917042U true CN214917042U (en) | 2021-11-30 |
Family
ID=79117200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120478613.1U Active CN214917042U (en) | 2021-03-05 | 2021-03-05 | Circuit board crushing and sorting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214917042U (en) |
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2021
- 2021-03-05 CN CN202120478613.1U patent/CN214917042U/en active Active
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