CN211070254U - Mechanical breaker of circuit board - Google Patents
Mechanical breaker of circuit board Download PDFInfo
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- CN211070254U CN211070254U CN201921966479.9U CN201921966479U CN211070254U CN 211070254 U CN211070254 U CN 211070254U CN 201921966479 U CN201921966479 U CN 201921966479U CN 211070254 U CN211070254 U CN 211070254U
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- crushing wheel
- coarse crushing
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Abstract
The utility model discloses a circuit board mechanical crushing device. The device comprises a base, a motor, a feed hopper and a crushing member, wherein the base is provided with the crushing member, the crushing member is provided with the feed hopper, and the crushing member is connected with the motor; the crushing member comprises a shell and a coarse crushing structure and a fine crushing structure which are arranged in the shell; the coarse crushing structure is arranged at the upper end in the shell, and the fine crushing structure is arranged at the lower end in the shell; the coarse crushing structure comprises a front coarse crushing wheel and a rear coarse crushing wheel; the surface of the front coarse crushing wheel and the surface of the rear coarse crushing wheel are respectively provided with crushing teeth, and the crushing teeth arranged on the surface of the front coarse crushing wheel are meshed with the crushing teeth arranged on the surface of the rear coarse crushing wheel. The device adopts a two-stage crushing scheme, and a coarse crushing structure is mainly used for coarsely crushing the complete circuit board; the fine crushing structure mainly carries out fine crushing on the coarsely crushed materials to enable metals and nonmetals to reach complete dissociation granularity, and the coarse crushing device and the fine crushing device are respectively driven by a single motor.
Description
Technical Field
The utility model relates to a circuit board recovery plant belongs to the breaker field, specifically speaking is a circuit board machinery breaker.
Background
At present, electronic products have the characteristics of wide popularization range, large using quantity, fast updating and the like, circuit boards are necessary and core accessories of various electronic products, and along with continuous elimination of a large number of electronic products, resource treatment of the circuit boards is a difficult problem. The core components of the circuit board contain various toxic substances, and if effective resource treatment is not carried out after abandonment, serious harm can be caused to air, soil, water quality and human health, such as: the half-life of lead, cadmium, arsenic and other heavy metals is decades, and once the heavy metals are polluted and damaged, the heavy metals are long-term, and the human and nature are seriously threatened. Meanwhile, the contents of metals such as gold, silver, palladium and the like in the circuit board even exceed the grades of the ores, so that the circuit board has high potential recycling value, and the nonmetal can be used for preparing composite materials or building filling materials and has good effect.
The main technical basis of the waste circuit board recovery is that the separation and enrichment of metal and nonmetal are carried out according to the difference of physical properties such as density, magnetic property, electrical property, surface property and the like of different components in a product after the circuit board is crushed, such as gravity separation and table sorting based on density difference, magnetic separation based on magnetic difference, electrical separation based on conductivity difference and flotation based on surface property difference.
The crushing is an indispensable process and precondition for various recovery methods of the circuit board, and the metal wrapped in the matrix is completely released through the crushing to achieve the dissociation particle size, so that the metal and nonmetal can be recycled in one step. However, metals and non-metals in the circuit board are sequentially overlapped, distributed according to layers and arranged in order, are tightly adhered and absorbed together mainly through strong adhesive force of an adhesive and attractive force of chain-shaped structure polymeric molecules, and have the characteristics of high hardness, strong toughness and good plasticity.
Disclosure of Invention
An object of the utility model is to provide a circuit board mechanical crushing device, it is good to circuit board crushing effect, especially can carry out the branch in small, broken bits to the circuit board in grades, and the card condition of dying does not appear.
In order to achieve the purpose, the mechanical circuit board crushing device comprises a base, a motor, a feeding hopper and a crushing member, wherein the crushing member is mounted on the base and provided with the feeding hopper, and the crushing member is connected with the motor; the crushing member comprises a shell and a coarse crushing structure and a fine crushing structure which are arranged in the shell; the coarse crushing structure is arranged at the upper end in the shell, and the fine crushing structure is arranged at the lower end in the shell; the coarse crushing structure comprises a front coarse crushing wheel and a rear coarse crushing wheel; the surface of the front coarse crushing wheel and the surface of the rear coarse crushing wheel are respectively provided with crushing teeth, and the crushing teeth arranged on the surface of the front coarse crushing wheel are meshed with the crushing teeth arranged on the surface of the rear coarse crushing wheel;
the front coarse crushing wheel is driven by a front coarse crushing wheel rotating shaft, and the front coarse crushing wheel rotating shaft is connected with the output end of the primary motor;
the fine crushing structure consists of a fine crushing rotating shaft and a fine crushing wheel; the fine crushing rotating shaft drives the fine crushing wheel to rotate, and the fine crushing wheel is provided with a crushing cutter through a swinging blade shaft;
the bottom of the shell is provided with two opposite supporting plates and a U-shaped groove formed by arc-shaped components at the bottom; the arc-shaped component is a screen, the fine crushing structure is arranged in the U-shaped groove, and a blanking box is arranged below the screen.
The aperture of the screen is 1-10 mm; the blanking box arranged below the screen mesh is detachably connected.
The fine crushing wheel is composed of a pair of cutter heads which are correspondingly arranged left and right, and the pair of cutter heads which are correspondingly arranged left and right are respectively arranged at two ends of the fine crushing rotating shaft.
The cutter head is a hollow disc; corresponding fixing holes are formed in the hollow discs of the pair of cutter heads which are arranged correspondingly left and right; the swinging blade shaft can penetrate through the corresponding fixing hole.
Two ends of the swinging blade shaft protrude out of a pair of cutter heads which are correspondingly arranged left and right; and the swinging blade shaft protrudes out of the pair of cutter heads which are correspondingly arranged left and right, and is respectively provided with a fixed nut.
And the rotating shaft of the front coarse crushing wheel is connected with the output end of the primary motor through a belt.
The rear coarse crushing wheel is arranged in a shell of the crushing member through a rear coarse crushing wheel rotating shaft; the rear coarse crushing wheel is provided with a crushing tooth pitch manual adjustment control valve.
The crushing cutter consists of a primary blade, a secondary blade, a tertiary blade and a quaternary blade; the first-stage blade is a square cutter head, the second-stage blade is a blade-shaped cutter head, the third-stage blade is a sawtooth cutter head, and the fourth-stage blade is an arc-shaped cutter edge.
The first-stage blade, the second-stage blade, the third-stage blade and the fourth-stage blade are respectively provided with a fixing hole; the swinging blade shaft can penetrate through the corresponding fixing hole.
And cylindrical pins are arranged among the first-stage blade, the second-stage blade, the third-stage blade and the fourth-stage blade through swinging blade shafts.
A 1mm gap exists between the crushing cutter and the cylindrical pin; the fine crushing wheel is provided with 3 swinging blade shafts, and the installation positions are equally divided according to a 120-degree circular arc of the fine crushing wheel.
The frame below is provided with the anti-shake callus on the sole, the anti-shake callus on the sole passes through fixing bolt with the frame and is connected.
A circuit board mechanical crushing device, its beneficial effect lies in: the device adopts a two-stage crushing scheme for crushing, and a coarse crushing structure is mainly used for coarsely crushing the complete circuit board; the fine crushing structure mainly carries out fine crushing on the coarsely crushed materials to enable metals and nonmetals to reach complete dissociation granularity, and the coarse crushing device and the fine crushing device are respectively driven by a single motor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the front coarse crushing wheel and the rear coarse crushing wheel of the present invention;
FIG. 3 is a schematic structural view of the fine crushing structure crushing cutter of the present invention;
FIG. 4 is a schematic view of the connection of the crushing cutter of the fine crushing structure of the present invention;
in the figure: 1-fixed bolt, 2-crushing cutter, 3-blanking box, 4-first-stage motor, 5-supporting plate, 6-front coarse crushing wheel rotating shaft, 7-front coarse crushing wheel, 8-inclined feeding channel, 9-feeding hopper, 10-rear coarse crushing wheel, 11-manual regulation control valve, 12-fine crushing wheel, 13-second-stage motor, 14-fine crushing rotating shaft, 15-screen, 16-base, 17-anti-shaking foot pad, 18-crushing tooth, 19-square cutter head, 20-first-stage blade, 21-blade cutter head, 22-second-stage blade, 23-sawtooth cutter head, 24-third-stage blade, 25-arc blade, 26-fourth-stage blade, 27-fixed hole, 28-fixed nut, 29-swinging blade shaft, 30-cylindrical pins and 31-a pair of cutter heads which are arranged correspondingly left and right.
Detailed Description
Example 1
As shown in fig. 1-4, the mechanical breaker for circuit board of the present invention comprises a frame 16, a motor, a feeding hopper 9, and a breaking member, wherein the frame 16 is provided with the breaking member, the breaking member is provided with the feeding hopper 9, and the breaking member is connected to the motor; the crushing member comprises a shell and a coarse crushing structure and a fine crushing structure which are arranged in the shell; the coarse crushing structure is arranged at the upper end in the shell, and the fine crushing structure is arranged at the lower end in the shell; the coarse crushing structure comprises a front coarse crushing wheel 7 and a rear coarse crushing wheel 10; the surfaces of the front coarse crushing wheel 7 and the rear coarse crushing wheel 10 are respectively provided with crushing teeth 18, and the crushing teeth 18 arranged on the surface of the front coarse crushing wheel 7 are meshed with the crushing teeth 18 arranged on the surface of the rear coarse crushing wheel 10;
the front coarse crushing wheel 7 is driven by a front coarse crushing wheel rotating shaft 6, and the front coarse crushing wheel rotating shaft 6 is connected with the output end of the primary motor 4;
the fine crushing structure consists of a fine crushing rotating shaft 14 and a fine crushing wheel 12; the fine crushing rotating shaft 14 drives the fine crushing wheel 12 to rotate, and the fine crushing wheel 12 is provided with a crushing cutter 2 through a swinging blade shaft 29;
the bottom of the shell is provided with two U-shaped grooves formed by oppositely arranged supporting plates 5 and arc-shaped components at the bottom; the arc component is screen cloth 15, thin broken structure installs in U type inslot, blanking case 3 is installed to screen cloth 15 below.
The fine crushing wheel 12 is composed of a pair of cutter heads 31 which are correspondingly arranged left and right, and the pair of cutter heads 31 which are correspondingly arranged left and right are respectively arranged at two ends of the fine crushing rotating shaft 14.
The pair of cutter heads 31 arranged in a left-right corresponding manner are hollow discs; the hollow discs of the pair of cutter heads 31 which are arranged correspondingly at the left and the right are provided with corresponding fixing holes 27; the flail blade shaft 29 can penetrate through the corresponding fixing hole 27.
Two ends of the swinging blade shaft 29 protrude out of a pair of left and right correspondingly arranged cutter heads 31; the swinging blade shaft 29 is provided with a fixing nut 28 respectively protruding from a pair of left and right correspondingly arranged cutter heads 31.
The front coarse crushing wheel rotating shaft 6 is connected with the output end of the primary motor 4 through a belt.
The rear coarse crushing wheel 10 is arranged in a shell of the crushing member through a rear coarse crushing wheel rotating shaft; the rear coarse crushing wheel 10 is provided with a manual adjusting control valve 11 for the tooth pitch of the crushing teeth.
The crushing cutter 2 consists of a primary blade 20, a secondary blade 22, a tertiary blade 24 and a quaternary blade 26; the primary blade 20 is a square cutter head 19, the secondary blade 22 is a blade-shaped cutter head 21, the tertiary blade 24 is a saw-tooth-shaped cutter head 23, and the quaternary blade 26 is an arc-shaped cutting edge 25.
The primary blade 20, the secondary blade 22, the tertiary blade 24 and the quaternary blade 26 are respectively provided with a fixing hole 27; the flail blade shaft 29 can penetrate through the corresponding fixing hole 27.
A 1mm gap exists between the crushing cutter 2 and the cylindrical pin 30; the fine crushing wheel 12 is provided with 3 swinging blade shafts 29, and the installation positions are equally divided according to a 120-degree circular arc of the fine crushing wheel 12.
When the anti-shake device is used, an anti-shake foot pad 17 is arranged below the base 16, and the anti-shake foot pad 17 is connected with the base through a fixing bolt 1; placing the waste circuit boards into a feed hopper 9, enabling the circuit boards to enter a coarse crushing structure through an inclined feed channel 8 by means of self gravity, enabling a front coarse crushing wheel 7 to rotate clockwise and a rear coarse crushing wheel 10 to rotate anticlockwise, enabling two crushing teeth to be meshed with each other and arranged in a staggered mode, and coarsely crushing the circuit boards; the coarse and subsequent material enters the fine crushing structure under the action of gravity. The crushing cutter 2 of the fine crushing structure is arranged on a fine crushing wheel 12, the fine crushing wheel 12 is fixed on a fine crushing rotating shaft 14, after the materials enter a fine crushing structure cavity, the materials are impacted at high speed by a first-stage blade 20, a second-stage blade 22, a third-stage blade 24 and a fourth-stage blade 26 to be crushed, and the crushed materials simultaneously obtain kinetic energy, impact on a screen 15 at high speed and are discharged through screen holes to reach a blanking box 3; the aperture of the screen 15 is 2 mm; the blanking box installed below the screen mesh is in pull-out type detachable connection so as to collect and clean the broken circuit board.
Claims (10)
1. The utility model provides a mechanical breaker of circuit board, includes frame (16), motor, feeder hopper (9), broken component, discharge gate, its characterized in that: a crushing component is arranged on the base (16), a feed hopper (9) is arranged on the crushing component, and the crushing component is connected with a motor; the crushing member comprises a shell and a coarse crushing structure and a fine crushing structure which are arranged in the shell; the coarse crushing structure is arranged at the upper end in the shell, and the fine crushing structure is arranged at the lower end in the shell; the coarse crushing structure comprises a front coarse crushing wheel (7) and a rear coarse crushing wheel (10); the surfaces of the front coarse crushing wheel (7) and the rear coarse crushing wheel (10) are respectively provided with crushing teeth (18), and the crushing teeth (18) arranged on the surface of the front coarse crushing wheel (7) are meshed with the crushing teeth (18) arranged on the surface of the rear coarse crushing wheel (10);
the front coarse crushing wheel (7) is driven by a front coarse crushing wheel rotating shaft (6), and the front coarse crushing wheel rotating shaft (6) is connected with the output end of the primary motor (4);
the fine crushing structure consists of a fine crushing rotating shaft (14) and a fine crushing wheel (12); the fine crushing rotating shaft (14) drives the fine crushing wheel (12) to rotate, and the fine crushing wheel (12) is provided with a crushing cutter (2) through a swinging blade shaft (29);
the bottom of the shell is provided with two oppositely arranged supporting plates (5) and a U-shaped groove formed by arc-shaped components at the bottom; the arc component is screen cloth (15), thin broken structure installs in U type inslot, blanking case (3) are installed to screen cloth (15) below.
2. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: the fine crushing wheel (12) is composed of a pair of cutter heads (31) which are correspondingly arranged left and right, and the pair of cutter heads (31) which are correspondingly arranged left and right are respectively arranged at two ends of the fine crushing rotating shaft (14).
3. A mechanical breaking device for circuit boards according to claim 2, characterized in that: the cutter head (31) is a hollow disc; the hollow discs of the pair of cutter heads (31) which are arranged correspondingly at the left and the right are provided with corresponding fixing holes (27); the flail blade shaft (29) can penetrate through the corresponding fixing hole (27).
4. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: two ends of the swinging blade shaft (29) protrude out of a pair of cutter heads (31) which are arranged correspondingly left and right; the swinging blade shaft (29) is provided with a fixed nut (28) respectively protruding out of a pair of cutter heads (31) which are correspondingly arranged left and right.
5. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: and the front coarse crushing wheel rotating shaft (6) is connected with the output end of the primary motor (4) through a belt.
6. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: the rear coarse crushing wheel (10) is arranged in a shell of the crushing member through a rear coarse crushing wheel rotating shaft.
7. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: the crushing cutter (2) consists of a first-stage blade (20), a second-stage blade (22), a third-stage blade (24) and a fourth-stage blade (26); the primary blade (20) is a square cutter head (19), the secondary blade (22) is a blade-shaped cutter head (21), the tertiary blade (24) is a sawtooth-shaped cutter head (23), and the quaternary blade (26) is an arc-shaped cutter edge (25).
8. A mechanical breaker arrangement for circuit boards according to claim 7 wherein: the first-stage blade (20), the second-stage blade (22), the third-stage blade (24) and the fourth-stage blade (26) are respectively provided with a fixing hole (27); the flail blade shaft (29) can penetrate through the corresponding fixing hole (27).
9. A mechanical breaker arrangement for circuit boards according to claim 8 wherein: cylindrical pins (30) are arranged among the first-stage blade (20), the second-stage blade (22), the third-stage blade (24) and the fourth-stage blade (26) through swinging blade shafts (29).
10. A mechanical breaker arrangement for circuit boards according to claim 1 wherein: a 1mm gap exists between the crushing cutter (2) and the cylindrical pin (30); the fine crushing wheel (12) is provided with 3 swinging blade shafts (29), and the installation positions are equally divided according to the 120-degree circular arc of the fine crushing wheel (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921966479.9U CN211070254U (en) | 2019-11-14 | 2019-11-14 | Mechanical breaker of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921966479.9U CN211070254U (en) | 2019-11-14 | 2019-11-14 | Mechanical breaker of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211070254U true CN211070254U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921966479.9U Active CN211070254U (en) | 2019-11-14 | 2019-11-14 | Mechanical breaker of circuit board |
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| Country | Link |
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| CN (1) | CN211070254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976270A (en) * | 2021-10-08 | 2022-01-28 | 怀化市腾升油脂有限公司 | Reducing mechanism is carried to tea seed of being convenient for |
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2019
- 2019-11-14 CN CN201921966479.9U patent/CN211070254U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976270A (en) * | 2021-10-08 | 2022-01-28 | 怀化市腾升油脂有限公司 | Reducing mechanism is carried to tea seed of being convenient for |
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