Carrier is used in PCBA production and processing
Technical Field
The utility model relates to a PCBA production and processing technology field especially relates to a carrier for PCBA production and processing.
Background
PCBA is that PCB blank board is loaded by SMT or is inserted into DIP, printed circuit board, also called printed circuit board, often using English abbreviation PCB is important electronic component, is the support body of electronic component, is the provider of electronic component circuit connection. It is called a "printed" circuit board because it is made using electronic printing techniques.
PCBA board needs to use the carrier to bear fixedly it in the production man-hour, and present PCBA board is fixed after the inside of carrier, is not convenient for get the PCBA board and puts, and the mode that just current carrier adopted the bolt usually fixes the PCBA board, is not convenient for change the PCBA board, and the dismouting is comparatively troublesome, influences the use of carrier.
Therefore, a carrier for PCBA production and processing is needed to solve the problem that operations are inconvenient when PCBA boards are taken, placed and disassembled.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of carrier is used in PCBA production and processing has solved and has got the comparatively inconvenient problem of operation when putting and dismouting to the PCBA board.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a carrier for PCBA production and processing comprises a carrier seat, wherein an installation cavity is arranged in the carrier seat, a rotating rod is rotatably connected between the inner walls of the two sides of the object carrying seat, two symmetrically arranged external threads are arranged on the outer side wall of the rotating rod, the thread directions of the two external threads are opposite, the outer surface of the external thread is sleeved with a thread sleeve, the thread sleeve and the external thread are in thread transmission, two symmetrically arranged slide blocks are slidably penetrated through the top end of the object carrying seat, the bottom ends of the slide blocks are fixed with the adjacent thread sleeves, a clamping plate is fixed at the top end of the sliding block, a rotating shaft is rotatably connected with the inner wall of one side of the object carrying seat, the lateral wall fastening cup joints of pivot has the worm, the lateral wall fastening cup joint of dwang with worm intermeshing's worm wheel, one side outer wall rotation of carrying the thing seat be connected with pivot coaxial coupling's knob.
Preferably, the threaded connection of the top of splint has a threaded rod, the top of threaded rod is fixed with the commentaries on classics piece, the bottom of threaded rod is rotated and is connected with the clamp plate, the top of splint slides and runs through the gag lever post that has two symmetries to set up, the bottom of gag lever post with the top of clamp plate is fixed.
Preferably, the bottom of splint is fixed with the slide bar of two symmetry settings, the slide bar slides and runs through carry the top lateral wall of thing seat, the bottom of slide bar with carry the bottom inner wall sliding connection of thing seat.
Preferably, a placing plate is fixed at the top end of the object carrying seat, and the top end of the placing plate and the inner wall of the bottom end of the clamping plate are located on the same horizontal plane.
Preferably, the top end of the object carrying seat is provided with two symmetrically arranged sliding through grooves a, the two sliders are respectively arranged in the two sliding through grooves a in a penetrating mode, and the side walls on the two sides of the sliders are in sliding connection with the side walls on the two sides of the sliding through grooves a.
Preferably, the top end of the object carrying seat is provided with a plurality of symmetrically arranged sliding through grooves b, a plurality of sliding rods respectively penetrate through the corresponding sliding through grooves b, and the side walls of the two sides of each sliding rod are in sliding connection with the side walls of the two sides of each sliding through groove b.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in can control two splint to the centre gripping state of PCBA board through rotating the knob, make the PCBA board comparatively convenient when loading and dismantling, change the piece through rotating and can drive the clamp plate and compress tightly PCBA board top, further improved this carrier and carried out the stability when fixing to the PCBA board, had better practicality.
2. The utility model discloses in can control two splint through rotating the knob and carry out synchronous motion, make this PCBA board carrier can load the PCBA board of equidimension not in the certain limit fixed, improved the device's suitability, and the simple operation, improved this carrier and carrying out the production efficiency man-hour to the PCBA board.
Drawings
FIG. 1 is a schematic view of the overall structure of a carrier for PCBA production and processing according to the present invention;
FIG. 2 is a schematic sectional view of a carrier seat structure of a carrier for PCBA production and processing according to the present invention;
fig. 3 is the utility model provides a splint structure split sketch map of carrier for PCBA production and processing.
In the figure: 1. a carrying seat; 2. placing the plate; 3. a mounting cavity; 4. rotating the rod; 5. an external thread; 6. a threaded sleeve; 7. a slider; 8. a splint; 9. a rotating shaft; 10. a worm; 11. a worm gear; 12. a knob; 13. a threaded rod; 14. rotating the block; 15. pressing a plate; 16. a limiting rod; 17. a slide bar; 18. a sliding through groove a; 19. and a sliding through groove b.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a carrier for PCBA production and processing comprises a carrier base 1, a mounting cavity 3 is arranged inside the carrier base 1, a rotating rod 4 is rotatably connected between inner walls of two sides of the carrier base 1, two symmetrically arranged outer threads 5 are arranged on an outer side wall of the rotating rod 4, thread directions of the two outer threads 5 are opposite, a thread sleeve 6 is sleeved on an outer surface of the outer thread 5, thread transmission is performed between the thread sleeve 6 and the outer threads 5, two symmetrically arranged sliders 7 are slidably penetrated through the top end of the carrier base 1, the bottom ends of the sliders 7 are fixed with the adjacent thread sleeves 6, a clamp plate 8 is fixed at the top end of each slider 7, a rotating shaft 9 is rotatably connected to an inner wall of one side of the carrier base 1, a worm 10 is fixedly sleeved on an outer side wall of the rotating shaft 9, a worm wheel 11 which is meshed with the worm 10 is fixedly sleeved on an outer side wall of the rotating rod 4, and a knob 12 which is coaxially connected with the rotating shaft 9 is rotatably connected to an outer wall of one side of the carrier base 1; the clamping state of the PCBA by the two clamping plates 8 can be controlled by rotating the knob 12, so that the PCBA is convenient to load and disassemble.
The top end of the clamping plate 8 is in threaded connection with a threaded rod 13, the top end of the threaded rod 13 is fixed with a rotating block 14, the bottom end of the threaded rod 13 is rotatably connected with a pressing plate 15, two symmetrically arranged limiting rods 16 penetrate through the top end of the clamping plate 8 in a sliding manner, and the bottom ends of the limiting rods 16 are fixed with the top end of the pressing plate 15; the rotating block 14 is rotated to drive the pressing plate 15 to tightly press the top of the PCBA, so that the stability of the carrier for fixing the PCBA is further improved.
Two symmetrically arranged sliding rods 17 are fixed at the bottom end of the clamping plate 8, the sliding rods 17 penetrate through the side wall of the top end of the object carrying seat 1 in a sliding mode, the bottom end of each sliding rod 17 is connected with the inner wall of the bottom end of the object carrying seat 1 in a sliding mode, a placing plate 2 is fixed at the top end of the object carrying seat 1, and the top end of the placing plate 2 and the inner wall of the bottom end of the clamping plate 8 are located on the same horizontal plane; place board 2 through setting up and tentatively support the PCBA board, can be convenient for follow-up carry out the centre gripping to the PCBA board fixed, it is more convenient to make the device install the PCBA board when fixed.
The top end of the object carrying seat 1 is provided with two symmetrically-arranged sliding through grooves a18, the two sliders 7 are respectively arranged in the two sliding through grooves a18 in a penetrating manner, the side walls of the two sides of the sliders 7 are in sliding connection with the side walls of the two sides of the sliding through grooves a18, the top end of the object carrying seat 1 is provided with a plurality of symmetrically-arranged sliding through grooves b19, a plurality of sliding rods 17 respectively penetrate through the corresponding sliding through grooves b19, and the side walls of the two sides of the sliding rods 17 are in sliding connection with the side walls of the two sides of the sliding through grooves b 19; the two clamping plates 8 can be controlled to synchronously move by rotating the knob 12, so that the PCBA plate carrier can load and fix PCBAs with different sizes in a certain range, the applicability of the device is improved, the operation is convenient and fast, and the production efficiency of the carrier in processing the PCBAs is improved.
The working principle is as follows: when the PCBA is required to be loaded, the PCBA is placed on the placing plate 2, then the knob 12 is rotated to drive the rotating shaft 9 to rotate, the worm 10 and the worm wheel 11 are driven to be meshed for transmission when the rotating shaft 9 rotates, the rotating rod 4 is driven to rotate, the rotating rod 4 and the threaded sleeve 6 are in threaded transmission when rotating, then the two threaded sleeves 6 and the sliding block 7 are driven to approach each other, the clamping plates 8 are driven to move when the threaded sleeves 6 and the sliding block 7 move, then the two clamping plates 8 approach each other to clamp and limit the PCBA, the rotating block 14 is rotated to drive the threaded rod 13 to rotate after clamping of the PCBA is completed, then the threaded rod 13 is lowered, the pressing plate 15 and the limiting rod 16 are pushed to descend when the threaded rod 13 descends, then the top end of the PCBA is pressed and fixed, the PCBA is fixed on the object carrying seat 1, when the PCBA is required to be taken for disassembly and replacement, the rotating block 14 is rotated reversely to lift the pressing plate 15, the fixed state of the PCBA board can be released by reversely rotating the knob 12, and the PCBA board can be directly taken out for replacement, so that the operation is convenient.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.