CN219233183U - PCB single-rail screening machine - Google Patents

Abstract

The utility model relates to the technical field of PCB processing, in particular to a PCB single-rail screening machine, which comprises a machine shell, wherein a screening device is fixedly arranged in the machine shell, the screening device comprises a conveying assembly fixedly arranged at the upper end of the machine shell, and a buffer assembly matched with the conveying assembly is fixedly arranged in the machine shell below the conveying assembly; the conveying assembly comprises a first supporting plate fixedly mounted with the machine shell, two groups of vertical plates are mounted on the upper end face of the first supporting plate in front-back opposite directions, a first guide sliding frame is fixedly connected between the lower ends of the vertical plates, a first sliding frame is sleeved on a sliding rod of the first guide sliding frame in a sliding mode, and the upper ends of the first sliding frame and the upper ends of the vertical plates are provided with mutually matched plate feeding tracks.

Description

PCB single-rail screening machine

Technical Field

The utility model relates to the technical field of PCB processing, in particular to a PCB single-rail screening machine.

Background

The PCB screening machine is used for screening PCB to screen unqualified PCB products.

An existing PCB screening machine, such as a PCB screening machine disclosed in Chinese patent application No. CN201920613039.9, realizes the longitudinal screening effect on the PCB, but is difficult to be applied to the PCB with different width specifications, so that the applicability of the device is reduced; still like the PCB board sieve separator that puts forward in chinese patent application number "CN202222869005.0", the device has realized that the regulatory function can be applicable to the sieve separator of different specifications, but its structure is comparatively heavy and complicated, is inconvenient for daily maintenance, just needs a novel PCB board sieve separator for this reason.

Disclosure of Invention

The utility model aims to solve the defects of poor applicability, complex and heavy structure and the like in the prior art, and provides a PCB single-rail screening machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the PCB single-rail screening machine comprises a machine shell, wherein a screening device is fixedly arranged in the machine shell, the screening device comprises a conveying assembly fixedly arranged at the upper end of the machine shell, and a buffer assembly matched with the conveying assembly is fixedly arranged below the conveying assembly in the machine shell;

the conveying assembly comprises a first supporting plate fixedly mounted with the machine shell, two groups of vertical plates are mounted on the upper end face of the first supporting plate in front-back opposite directions, a first guide sliding frame is fixedly connected between the lower ends of the vertical plates, a first sliding frame is sleeved on a sliding rod of the first guide sliding frame in a sliding mode, and a feeding plate rail matched with the upper ends of the vertical plates is arranged at the first sliding frame and the upper ends of the vertical plates.

Preferably, a threaded rod is rotatably connected between the two groups of vertical plates, a wheel disc is fixedly installed at one end of the threaded rod, and one end of the first sliding frame is in threaded connection with the periphery of the threaded rod.

Preferably, the buffer memory subassembly including fixed connection in the inside of casing is located the second backup pad of first backup pad below, the inside of second backup pad vertically is provided with the second direction balladeur train, the slide bar upper end fixed mounting of second direction balladeur train has the mounting panel, the up end fixed mounting of mounting panel has the direction slide rail, the peripheral slip cap of direction slide rail is equipped with two sets of second carriage, two sets of the equal fixedly connected with of up end of second carriage can run through respectively to two sets of carriage links of advance board track top.

Preferably, the lower end face of the mounting plate is fixedly provided with a second motor, an output shaft of the second motor is connected with a screw rod in a transmission manner, and a plurality of groups of balls matched with the screw rod are rotationally connected in the second support plate.

Preferably, two sets of temporary storage frames matched with each other are arranged on the end faces of one side, opposite to the sliding rods, of the two sets of temporary storage frames, and at least three sets of temporary storage frames are longitudinally arranged along the sliding rods.

Preferably, a plurality of groups of vertically penetrating through grooves are formed in one end of the outer side of the plate feeding track, and the upper end of the sliding rod is connected to the inside of the through grooves in a sliding mode.

Preferably, the first sliding frame and the outer side end surfaces of one group of vertical plates are fixedly provided with third guiding sliding frames, and sliding rods of the two groups of third guiding sliding frames are fixedly connected with a plurality of groups of sliding rods positioned on two sides respectively.

Preferably, a first motor is fixedly arranged on the outer side end surface of the vertical plate, and the output end of the first motor is in transmission connection with the plate feeding track.

The PCB single-rail screening machine provided by the utility model has the beneficial effects that:

through the mutually matched conveying components and buffer components, unqualified PCB boards on the conveying components can be moved out through the buffer components, the effect of filtering good products and defective products of the PCB boards is achieved, the PCB boards can be matched with external upstream front-end detection equipment in use, the linkage effect of detection and screening is achieved, and meanwhile, the conveying components can be additionally arranged at the upper end of the buffer components and used for conveying the screened PCB boards;

through the mutual matching between the first guide sliding frame and the first sliding frame and between the guide sliding rail and the second sliding frame, the distance between the front group of units and the rear group of units can be adjusted by the conveying component and the buffer component, so that the device is suitable for PCBs with different specifications, the application range is improved, the use is more flexible, the structure is lighter through wheel disc driving, and the maintenance difficulty is reduced;

through second motor and the lead screw that set up for can control the upper and lower shift position of multiunit slide bar, and the collocation is kept in the frame, make and play the effect of vertical screening buffering to the PCB board on the advance board track, can be simultaneously through installing the board track additional in order to play the effect of transporting the PCB board of screening out in the upper end, the extension of being convenient for, and the output shaft of second motor is direct with the lead screw transmission, improved the stability of operation and reduced equipment volume, be convenient for daily maintenance and use.

Drawings

Fig. 1 is a schematic perspective view of a main body of a single-rail screening machine for PCB boards according to the present utility model;

fig. 2 is a schematic perspective view of a screening device of a single-rail screening machine for PCB boards according to the present utility model;

fig. 3 is a schematic cross-sectional structure diagram of a screening device of a single-rail screening machine for PCB boards according to the present utility model;

fig. 4 is an enlarged schematic diagram of a region a of a single-rail screening machine for PCB boards according to the present utility model.

In the figure: 1. a housing; 2. a first support plate; 3. a second support plate; 4. a vertical plate; 5. a first guide carriage; 6. a first carriage; 601. a wheel disc; 7. a plate feeding rail; 701. a first motor; 702. a through groove; 8. a second guide carriage; 9. a mounting plate; 10. a second motor; 1001. a screw rod; 11. a guide rail; 12. a second carriage; 13. a slide bar; 1301. a temporary storage rack; 1302. and a third guide carriage.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a single-rail screening machine for a PCB board comprises a casing 1, wherein a screening device is fixedly installed in the casing 1, the screening device comprises a conveying component fixedly installed at the upper end of the casing 1, a buffer component matched with the conveying component is fixedly installed below the conveying component in the casing 1, and an electrified control device can be installed in the casing 1 in order to realize linkage with external detection equipment;

the conveying component comprises a first supporting plate 2 fixedly installed with a machine shell 1, two groups of vertical plates 4 are installed in front of and behind the upper end face of the first supporting plate 2, a first guide sliding frame 5 is fixedly connected between the lower ends of the two groups of vertical plates 4, a first sliding frame 6 is arranged on a sliding rod of the first guide sliding frame 5 in a sliding sleeve mode, a feeding plate track 7 matched with each other is arranged at the upper ends of the first sliding frame 6 and the group of vertical plates 4, the first guide sliding frame 5 comprises a plurality of groups of sliding rods which are transversely arranged, and the periphery of the plurality of groups of sliding rods is sleeved with the first sliding frame 6 in a sliding mode to play a supporting and sliding role.

Referring to fig. 2, a threaded rod is rotatably connected between two sets of vertical plates 4, one end of the threaded rod is fixedly provided with a wheel disc 601, and one end of the first sliding frame 6 is in threaded connection with the periphery of the threaded rod, so that when the wheel disc 601 is rotated, the first sliding frame 6 can slide along the first guiding sliding frame 5, and an adjusting effect is achieved.

Referring to fig. 2 and 3, the buffer assembly comprises a second support plate 3 fixedly connected to the casing 1 and positioned below a first support plate 2, a second guide sliding frame 8 is longitudinally arranged in the second support plate 3, a mounting plate 9 is fixedly arranged at the upper end of a sliding rod of the second guide sliding frame 8, a guide sliding rail 11 is fixedly arranged on the upper end face of the mounting plate 9, two groups of second sliding frames 12 are sleeved on the periphery of the guide sliding rail 11 in a sliding manner, sliding rods 13 which can respectively penetrate through the upper parts of two groups of plate feeding rails 7 are fixedly connected to the upper end faces of the two groups of second sliding frames 12, and the second guide sliding frame 8 is a plurality of groups of sliding rods which are longitudinally arranged and plays a role in longitudinal sliding and supporting.

The lower terminal surface fixed mounting of mounting panel 9 has second motor 10, and the output shaft transmission of second motor 10 is connected with lead screw 1001, and the inside rotation of second backup pad 3 is connected with multiunit and lead screw 1001 matched with ball, can drive the lead screw 1001 rotation when second motor 10 starts and make the height that can adjust the mounting panel and then adjust the height of sliding rod 13.

Referring to fig. 2-4, two sets of sliding rods 13 are provided with temporary storage frames 1301 matched with each other on opposite end surfaces of one side, the temporary storage frames 1301 are provided with at least three sets of temporary storage frames 1301 longitudinally along the sliding rods 13, and the temporary storage frames 1301 are protruding blocks protruding outwards and play a role in supporting and jacking.

The outside one end of advance board track 7 has seted up multiunit and has run through from top to bottom logical groove 702, and the upper end sliding connection of slide bar 13 plays in logical inslot 702's inside, can screen the effect of deriving at advance board track 7 during operation, in order to guarantee to advance board track 7 and can normally work, should advance board track 7 and be the multistage structure, and its back has transmission structure in order to ensure can the transmission, and the interval of two sets of slide bars 13 should be greater than the width of PCB board and makes the frame 1301 of keeping in can contact and lift up with the PCB board.

Referring to fig. 2, the first sliding frame 6 and the outer end surfaces of the group of vertical plates 4 are fixedly provided with third guiding sliding frames 1302, and sliding rods of the two groups of third guiding sliding frames 1302 are fixedly connected with a plurality of groups of sliding rods 13 positioned at two sides respectively, so that sliding stability is improved.

The outer side end surface of the vertical plate 4 is fixedly provided with a first motor 701, and the output end of the first motor 701 is in transmission connection with the plate feeding track 7 to play a driving role.

The working mode is as follows; when the PCB screening device works, the PCB to be screened is fed through the input end of the feeding track 7, when an external detection device detects that the PCB is abnormal, the second motor 10 is matched and started, when the PCB is conveyed to the position above the temporary storage frame 1301 through the feeding track 7, the second motor 10 can drive the screw rod 1001 to rotate, at the moment, the sliding rod 13 drives the temporary storage frame 1301 to move upwards, so that the PCB positioned on the feeding track 7 is supported, and then the feeding track 7 continues to run for conveying the next group of PCB;

the rotating wheel disc 601 can adjust the intervals between the two groups of plate feeding tracks 7 and the groups of sliding rods 13 positioned on two sides, so as to achieve the adaptation effect on different PCBs.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (8)

1. The utility model provides a single track sieve separator of PCB board, includes casing (1), the inside fixed mounting of casing (1) has sieving mechanism, its characterized in that: the screening device comprises a conveying assembly fixedly arranged at the upper end of the shell (1), and a buffer assembly matched with the conveying assembly is fixedly arranged below the conveying assembly in the shell (1);

the conveying assembly comprises a first supporting plate (2) fixedly mounted on the machine shell (1), two groups of vertical plates (4) are mounted on the upper end face of the first supporting plate (2) in front-back opposite directions, a first guide sliding frame (5) is fixedly connected between the lower ends of the vertical plates (4), a first sliding frame (6) is sleeved on a sliding rod of the first guide sliding frame (5) in a sliding mode, and a first sliding frame (6) and a group of plate feeding tracks (7) matched with each other are arranged at the upper ends of the vertical plates (4).

2. The single-rail PCB screening machine according to claim 1, wherein: the two sets of vertical plates (4) are rotatably connected with threaded rods, a wheel disc (601) is fixedly arranged at one end of each threaded rod, and one end of each first sliding frame (6) is in threaded connection with the periphery of each threaded rod.

3. The single-rail PCB screening machine according to claim 1, wherein: the buffer memory subassembly including fixed connection in the inside of casing (1) is located second backup pad (3) of first backup pad (2) below, the inside of second backup pad (3) vertically is provided with second direction balladeur train (8), the slide bar upper end fixed mounting of second direction balladeur train (8) has mounting panel (9), the up end fixed mounting of mounting panel (9) has direction slide rail (11), the peripheral slip cap of direction slide rail (11) is equipped with two sets of second carriage (12), two sets of the up end of second carriage (12) is all fixedly connected with and can run through respectively to two sets of slide bar (13) of advance board track (7) top.

4. A single-rail screening machine for PCB boards according to claim 3, wherein: the lower end face of the mounting plate (9) is fixedly provided with a second motor (10), an output shaft of the second motor (10) is connected with a screw rod (1001) in a transmission mode, and a plurality of groups of balls matched with the screw rod (1001) are connected in a rotating mode inside the second support plate (3).

5. A single-rail screening machine for PCB boards according to claim 3, wherein: two sets of slide bar (13) opposite one side terminal surface has all been seted up and has been mutually supported temporary storage frame (1301), temporary storage frame (1301) are followed slide bar (13) vertically has seted up three at least groups.

6. A single-rail screening machine for PCB boards according to claim 3, wherein: a plurality of groups of through grooves (702) penetrating up and down are formed in one end of the outer side of the plate feeding track (7), and the upper end of the sliding rod (13) is connected inside the through grooves (702) in a sliding mode.

7. A single-rail screening machine for PCB boards according to claim 3, wherein: the first sliding frames (6) and a group of outer side end faces of the vertical plates (4) are fixedly provided with third guide sliding frames (1302), and sliding rods of the two groups of third guide sliding frames (1302) are fixedly connected with a plurality of groups of sliding rods (13) located on two sides respectively.

8. The single-rail PCB screening machine according to claim 1, wherein: the outer side end face of the vertical plate (4) is fixedly provided with a first motor (701), and the output end of the first motor (701) is in transmission connection with the plate feeding track (7).

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