CN112496487B

CN112496487B - Recovery device for electrical components on waste circuit board

Info

Publication number: CN112496487B
Application number: CN202110160816.0A
Authority: CN
Inventors: 邱岚; 谢于晨
Original assignee: Jiangxi University of Technology
Current assignee: Jiangxi University of Technology
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-05-18
Anticipated expiration: 2041-02-05
Also published as: CN112496487A

Abstract

The invention relates to the technical field of waste circuit boards, and discloses a recovery device for electrical components on a waste circuit board, which solves the problem that the recovery device for the circuit board in the prior art can not adjust circuit boards with different sizes, so that the circuit board can not be effectively fixed; a screw rod is rotatably arranged in the middle of the fixer, a sleeve is arranged on the screw rod in a threaded manner, long rods are symmetrically and rotatably arranged on the sleeve, an incomplete gear is fixedly arranged at one end of each long rod and is arranged in the fixer, and a toothed plate is meshed and connected with the incomplete gear; the circuit board main body with different sizes can be fixed by matching the arranged fixer and the positioner.

Description

Recovery device for electrical components on waste circuit board

Technical Field

The invention belongs to the technical field of waste circuit boards, and particularly relates to a recovery device for electrical components on a waste circuit board.

Background

The circuit board has the name: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, printed (copper etching technology) circuit boards, and the like; the circuit board is miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout; the circuit board has various chips, capacitors, pole tubes and other parts, copper skeleton, soldering tin and other metals, and all of them have certain recovery value, especially the highest recovery value of soldering tin.

When the recovery unit of the prior art recovers parts such as chips, capacitors and pole tubes on the circuit board, the circuit board with different sizes cannot be adjusted, so that the circuit board cannot be effectively fixed, and the practicability of the recovery unit cannot meet the use requirement.

Disclosure of Invention

In view of the above situation, in order to overcome the defects in the prior art, the invention provides a recovery device for electrical components on a waste circuit board, which effectively solves the problem that the circuit board recovery device in the prior art cannot adjust circuit boards with different sizes, so that the circuit boards cannot be effectively fixed.

In order to achieve the purpose, the invention provides the following technical scheme: a recovery device for electrical components on a waste circuit board comprises a frame, wherein a workbench is arranged in the middle of the frame, fixing devices are symmetrically arranged on the workbench, a circuit board body is arranged between the fixing devices, and an air cylinder is arranged at the top end of the frame;

the middle part of the fixer is rotatably provided with a screw rod, a sleeve is arranged on the screw rod in a threaded manner, long rods are symmetrically and rotatably arranged on the sleeve, one end of each long rod is fixedly provided with an incomplete gear, the incomplete gear is arranged inside the fixer, the incomplete gear is meshed with a toothed plate, the toothed plate is fixedly arranged on an installation rod, one end of the installation rod is rotatably arranged inside the fixer, the middle part of one installation rod is rotatably provided with a connecting rod, one end of the connecting rod is arranged inside the positioner, and the positioner is fixedly arranged at the bottom end of the fixer;

the mounting panel is installed to the output of cylinder, and electric telescopic handle is installed to the bottom of mounting panel, and the heating head is installed to electric telescopic handle's bottom, and the depression bar is all installed to the both sides of mounting panel, and the one end slidable mounting of depression bar is on the mounting bracket, and the mounting bracket symmetry is installed on the cylinder, and the clearance ware is installed to the bottom of mounting bracket.

Preferably, the center of the workbench is provided with a through hole, and the two sides of the top end of the workbench are symmetrically provided with sliding grooves.

Preferably, the inner side of the installation rod is rotatably provided with a pressing block, the bottom end of the pressing block is provided with a top plate, the top plate is symmetrically and fixedly provided with a short rod, the bottom end of the short rod is fixedly provided with a bottom plate, and the top of the short rod is sleeved with a first spring.

Preferably, the top end of the positioner is spliced with a push rod, the bottom end of the push rod is symmetrically and rotatably provided with an upward folding rod, one end of the upward folding rod is rotatably provided with a downward folding rod, the middle part of the downward folding rod is rotatably connected through a pin shaft, one end of the downward folding rod is rotatably provided with a spring type telescopic rod, the spring type telescopic rod is slidably arranged in a stabilizing groove, the stabilizing groove is arranged on a stabilizing block, and the stabilizing block is slidably arranged in the positioner.

Preferably, the connection part of the upper folding rod and the lower folding rod is rotatably provided with a ring body, the ring body is slidably arranged on the sliding rod, the sliding rod is fixedly arranged in the positioner, and two ends of the sliding rod are respectively sleeved with a telescopic spring.

Preferably, the rotating connection part between the lower folding rods is rotatably provided with a limiting block, the limiting block is slidably arranged in a limiting groove, and the limiting groove is arranged in the positioner.

Preferably, the strip shaped plate is installed to the top symmetry of clearance ware, and the strip shaped plate passes through second spring and clearance ware fixed connection, and the bottom middle part fixed mounting of strip shaped plate has perpendicular rack, and it is connected with drive gear to erect the rack meshing, and drive gear rotates to be installed in the inside of clearance ware, and the drive gear meshing is connected with the horizontal rack, and horizontal rack slidable mounting has the semicircular scraper in the inside of clearance ware, the one end fixed mounting of horizontal rack.

Preferably, the bottom end of the vertical rack is fixedly provided with a vertical rack which is connected into a whole, the vertical rack is meshed and connected with a reversing gear, the reversing gear is rotatably arranged at the bottom of the cleaner, the reversing gear is meshed and connected with a reversing rack, the reversing rack is slidably arranged in the cleaner, and one end of the reversing rack is fixedly provided with a material receiving disc.

Compared with the prior art, the invention has the beneficial effects that:

1) in work, the circuit board body can be fixed through the fixer and then the fixer is fixed through the locator by matching the arranged fixer and the locator, so that the circuit board bodies with different sizes can be fixed, the fixing effect is good, and the operation is convenient;

2) during work, the air cylinder, the electric telescopic rod, the heating head and the like are matched for use, so that the process of disassembling the electric elements can be completed, and the electric elements on the waste circuit board can be recovered;

3) the cleaning device comprises a heating head, a semi-annular scraper, a material receiving disc, a reversing gear and the like, wherein the cleaning device is arranged on the heating head, the material receiving disc is arranged on the cleaning device, the material receiving disc is arranged on the heating head, the material receiving disc is arranged on the material receiving disc, and the material receiving disc is matched with the material receiving disc.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cylinder mounting structure of the present invention;

FIG. 3 is a schematic view of the fastener of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of a retainer according to the present invention;

FIG. 6 is a schematic diagram of the structure of the cleaner of the present invention.

In the figure: 1. a frame; 2. a work table; 201. a through hole; 202. a chute; 3. a holder; 301. a screw; 302. a sleeve; 303. a long rod; 304. an incomplete gear; 305. a toothed plate; 306. mounting a rod; 3061. briquetting; 3062. a top plate; 3063. a short bar; 3064. a base plate; 3065. a first spring; 4. a circuit board body; 5. a cylinder; 501. mounting a plate; 502. an electric telescopic rod; 503. a heating head; 504. a pressure lever; 505. a mounting frame; 6. a connecting rod; 7. a positioner; 701. a top rod; 702. upward folding rods; 7021. a ring body; 7022. a slide bar; 7023. a tension spring; 703. a lower folding rod; 7031. a limiting block; 7032. a limiting groove; 704. a spring type telescopic rod; 705. a stabilizing slot; 706. a stabilizing block; 8. a cleaner; 801. a strip plate; 802. a second spring; 803. a vertical rack; 804. a transmission gear; 805. a horizontal rack; 806. a semi-annular scraper; 807. a vertical rack; 8071. a reversing gear; 8072. a reversing rack; 8073. a take-up pan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment is shown in figures 1-6, the invention comprises a frame 1, a workbench 2 is arranged in the middle of the frame 1, fixers 3 are symmetrically arranged on the workbench 2, circuit board bodies 4 are arranged between the fixers 3, so that different circuit board bodies 4 can be conveniently fixed, and a cylinder 5 is arranged at the top end of the frame 1;

a screw 301 is rotatably installed in the middle of the fixer 3, a sleeve 302 is installed on the screw 301 in a threaded manner, a long rod 303 is symmetrically and rotatably installed on the sleeve 302, an incomplete gear 304 is fixedly installed at one end of the long rod 303, the incomplete gear 304 is installed inside the fixer 3, the incomplete gear 304 is meshed and connected with a toothed plate 305, the toothed plate 305 is fixedly installed on an installation rod 306, one end of the installation rod 306 is rotatably installed inside the fixer 3, a connecting rod 6 is rotatably installed in the middle of one installation rod 306, one end of the connecting rod 6 is arranged inside a positioner 7, and the positioner 7 is fixedly installed at the bottom end of the fixer 3 and can drive the installation rod 306 to rotate;

mounting panel 501 is installed to cylinder 5's output, electric telescopic handle 502 is installed to mounting panel 501's bottom, heating head 503 is installed to electric telescopic handle 502's bottom, be convenient for carry out heat treatment to the solder joint, and depression bar 504 is all installed to mounting panel 501's both sides, the one end slidable mounting of depression bar 504 is on mounting bracket 505, mounting bracket 505 symmetry is installed on cylinder 5, clearance ware 8 is installed to mounting bracket 505's bottom, can drive heating head 503 through electric telescopic handle 502 and remove once more.

The center of the workbench 2 is provided with a through hole 201, and the two sides of the top end of the workbench 2 are symmetrically provided with sliding grooves 202.

The inner side of the mounting rod 306 is rotatably provided with a pressing block 3061, the bottom end of the pressing block 3061 is provided with a top plate 3062, the top plate 3062 is symmetrically and fixedly provided with a short rod 3063, the bottom end of the short rod 3063 is fixedly provided with a bottom plate 3064, the top of the short rod 3063 is sleeved with a first spring 3065, and the short rod 3063 can move through the bottom plate 3064 so as to fix the circuit board body 4.

The top end of the locator 7 is inserted with a push rod 701, the bottom end of the push rod 701 is symmetrically and rotatably provided with an upper folding rod 702, one end of the upper folding rod 702 is rotatably provided with a lower folding rod 703, the middle parts of the lower folding rods 703 are rotatably connected through a pin shaft, one end of the lower folding rod 703 is rotatably provided with a spring type telescopic rod 704, the spring type telescopic rod 704 is slidably arranged in a stabilizing groove 705, the stabilizing groove 705 is arranged on a stabilizing block 706, the stabilizing block 706 is slidably arranged in the locator 7, and the fixer 3 can be fixed through the locator 7.

The connection part of the upward folding rod 702 and the downward folding rod 703 is rotatably provided with a ring body 7021, the ring body 7021 is slidably arranged on a sliding rod 7022, the sliding rod 7022 is fixedly arranged in the positioner 7, and two ends of the sliding rod 7022 are respectively sleeved with a telescopic spring 7023, so that the stability of the upward folding rod 702 during movement can be improved.

The rotation junction between the folding down rod 703 rotates and installs stopper 7031, stopper 7031 slidable mounting is in the inside of spacing groove 7032, and the inside of locator 7 is seted up to spacing groove 7032, stability when can improve folding down rod 703 and move.

Strip shaped plate 801 is installed to clearance ware 8's top symmetry, strip shaped plate 801 passes through second spring 802 and clearance ware 8 fixed connection, strip shaped plate 801's bottom middle part fixed mounting has perpendicular rack 803, it is connected with drive gear 804 to erect rack 803 meshing, drive gear 804 rotates and installs in the inside of clearance ware 8, drive gear 804 meshing is connected with horizontal rack 805, horizontal rack 805 slidable mounting is in the inside of clearance ware 8, the one end fixed mounting of horizontal rack 805 has semi-annular scraper 806, can clear up the foreign matter through semi-annular scraper 806.

The bottom end of the vertical rack 803 is fixedly provided with a vertical rack 807 which is connected into a whole, the vertical rack 807 is engaged and connected with a reversing gear 8071, the reversing gear 8071 is rotatably arranged at the bottom of the cleaner 8, the reversing gear 8071 is engaged and connected with a reversing rack 8072, the reversing rack 8072 is slidably arranged in the cleaner 8, one end of the reversing rack 8072 is fixedly provided with a material receiving tray 8073, and foreign matters can be received and taken through the material receiving tray 8073.

The working principle is as follows: when the circuit board fixing device works, firstly, when the circuit board body 4 needs to be fixed, the circuit board body is only required to be placed between the corresponding fixing devices 3, then the screw 301 is rotated, the screw 301 drives the sleeve 302 to move, the sleeve 302 drives the incomplete gear 304 to rotate through driving the long rod 303, the incomplete gear 304 drives the mounting rod 306 to rotate through driving the toothed plate 305, the mounting rod 306 extrudes the pressing block 3061, the pressing block 3061 extrudes the top plate 3062, the top plate 3062 extrudes the bottom plate 3064 through driving the short rod 3063, and the bottom plate 3064 extrudes the circuit board body 4 to complete the fixation of the circuit board body;

meanwhile, the mounting rod 306 at the bottom drives the ejector rod 701 to move upwards through the connecting rod 6, the ejector rod 701 drives the lower folding rod 703 to move through driving the upper folding rod 702, and the lower folding rod 703 drives the spring type telescopic rod 704 to move downwards, so that the stabilizing block 706 moves downwards, the fixer 3 is fixed at a proper position in the sliding groove 202, and the circuit board bodies 4 with different sizes can be fixed;

when the electrical element needs to be recovered, the mounting plate 501 is driven to move only through the air cylinder 5, the mounting plate 501 drives the heating head 503 to move through driving the electric telescopic rod 502, in the process that the heating head 503 moves downwards, the pressing rod 504 extrudes the strip-shaped plate 801, the strip-shaped plate 801 drives the vertical rack 803 to move, the vertical rack 803 drives the transverse rack 805 to move through driving the transmission gear 804, so that the semi-annular scraper 806 moves towards the outer side of the cleaner 8, meanwhile, the vertical rack 807 drives the reversing rack 8072 to move through driving the reversing gear 8071, so that the material receiving tray 8073 is moved away, the heating head 503 penetrates through the cleaner 8 and is placed at the top end of a welding spot of the electrical element, the heating head 503 is subjected to hot melting treatment, then the electric telescopic rod 502 drives the heating head 503 to move, the welding spot is extruded, so that the electrical element drops, and the electrical;

then, the heating head 503 is driven to return to the original position through the electric telescopic rod 502, the heating head 503 is driven to move upwards through the air cylinder 5, at this time, the strip-shaped plate 801 moves upwards slowly, under the action of the second spring 802, the semi-annular scraper 806 and the material receiving disc 8073 both return to the original position, the semi-annular scraper 806 cleans foreign matters attached to the heating head 503, and the cleaned foreign matters fall into the material receiving disc 8073, so that the good working state of the heating head 503 is ensured, the adverse effect on the working of the heating head is avoided, and the heating head 503 can be made of electric ferroalloy.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a recovery unit of electrical components on abandonment circuit board, includes frame (1), its characterized in that: the middle of the frame (1) is provided with a workbench (2), the workbench (2) is symmetrically provided with fixers (3), a circuit board body (4) is arranged between the fixers (3), and the top end of the frame (1) is provided with a cylinder (5);

the middle of the fixer (3) is rotatably provided with a screw rod (301), a sleeve (302) is installed on the screw rod (301) in a threaded mode, a long rod (303) is symmetrically and rotatably installed on the sleeve (302), an incomplete gear (304) is fixedly installed at one end of the long rod (303), the incomplete gear (304) is rotatably installed inside the fixer (3), a toothed plate (305) is meshed and connected with the incomplete gear (304), the toothed plate (305) is fixedly installed on an installation rod (306), one end of the installation rod (306) is rotatably installed inside the fixer (3), a connecting rod (6) is rotatably installed in the middle of one installation rod (306), one end of the connecting rod (6) is arranged inside the positioner (7), and the positioner (7) is fixedly installed at the bottom end of the fixer (3);

the output end of the air cylinder (5) is provided with a mounting plate (501), the bottom end of the mounting plate (501) is provided with an electric telescopic rod (502), the bottom end of the electric telescopic rod (502) is provided with a heating head (503), two sides of the mounting plate (501) are provided with pressure rods (504), one ends of the pressure rods (504) are slidably mounted on the mounting frame (505), the mounting frame (505) is symmetrically mounted on the air cylinder (5), and the bottom end of the mounting frame (505) is provided with a cleaner (8);

a strip-shaped plate (801) is symmetrically installed at the top end of the cleaner (8), the strip-shaped plate (801) is fixedly connected with the cleaner (8) through a second spring (802), a vertical rack (803) is fixedly installed in the middle of the bottom end of the strip-shaped plate (801), the vertical rack (803) is connected with a transmission gear (804) in a meshed mode, the transmission gear (804) is rotatably installed inside the cleaner (8), a transverse rack (805) is connected with the transmission gear (804) in a meshed mode, the transverse rack (805) is slidably installed inside the cleaner (8), a semi-annular scraper (806) is fixedly installed at one end of the transverse rack (805), vertical racks (807) connected into a whole are fixedly installed at the bottom end of the vertical rack (803), a reversing gear (8071) is connected with the vertical rack (807) in a meshed mode, the reversing gear (8071) is rotatably installed at the bottom of the cleaner (8), and a reversing gear (8071) is connected, the reversing rack (8072) is slidably mounted inside the cleaner (8), and a material receiving tray (8073) is fixedly mounted at one end of the reversing rack (8072).

2. The recycling apparatus for electrical components on waste circuit boards as claimed in claim 1, wherein: a through hole (201) is formed in the center of the workbench (2), and sliding grooves (202) are symmetrically formed in two sides of the top end of the workbench (2).

3. The recycling apparatus for electrical components on waste circuit boards as claimed in claim 1, wherein: the inner side of the mounting rod (306) is rotatably provided with a pressing block (3061), the bottom end of the pressing block (3061) is provided with a top plate (3062), the top plate (3062) is symmetrically and fixedly provided with a short rod (3063), the bottom end of the short rod (3063) is fixedly provided with a bottom plate (3064), and the top of the short rod (3063) is sleeved with a first spring (3065).

4. The recycling apparatus for electrical components on waste circuit boards as claimed in claim 1, wherein: ejector pin (701) is spliced at the top end of locator (7), folding rod (702) on the bottom symmetry rotation of ejector pin (701) is installed, folding rod (703) down is installed in the rotation of the one end of folding rod (702), it rotates through the round pin axle and connects between folding rod (703) the middle part down, spring telescopic link (704) are installed in the rotation of the one end of folding rod (703) down, spring telescopic link (704) slidable mounting is in the inside of stable groove (705), stable groove (705) are seted up on stable piece (706), stable piece (706) slidable mounting is in the inside of locator (7).

5. The recycling apparatus for electrical components on waste circuit boards as claimed in claim 4, wherein: the connection part of the upper folding rod (702) and the lower folding rod (703) is rotatably provided with a ring body (7021), the ring body (7021) is slidably arranged on a sliding rod (7022), the sliding rod (7022) is fixedly arranged in the positioner (7), and two ends of the sliding rod (7022) are sleeved with telescopic springs (7023).

6. The recycling apparatus for electrical components on waste circuit boards as claimed in claim 4, wherein: the rotation junction between folding down pole (703) rotates and installs stopper (7031), stopper (7031) slidable mounting in the inside of spacing groove (7032), and the inside of locator (7) is seted up in spacing groove (7032).