CN216638024U

CN216638024U - Directional screw feeding mechanism

Info

Publication number: CN216638024U
Application number: CN202220191700.3U
Authority: CN
Inventors: 张亚何; 陈锦波
Original assignee: Shixingchen Intelligent Technology Xiamen Co ltd
Current assignee: Shixingchen Intelligent Technology Xiamen Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-05-31
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a screw directional feeding mechanism which comprises a reversing blanking mechanism, a blanking plate, a feeding mechanism and a visual control mechanism, wherein the reversing blanking mechanism comprises a first expansion plate and a second expansion plate which are movably arranged, the first expansion plate and the second expansion plate are transversely spaced, the blanking plate is arranged below the first expansion plate and the second expansion plate, the blanking plate is provided with a blanking groove, the bottom of the blanking groove is internally contracted into a funnel shape for a screw to fall into, and the bottom end of the blanking groove is communicated with a screw outlet; feeding mechanism is used for carrying the screw, makes screw one end fall on first expansion plate, and the other end falls on the second expansion plate, and vision control mechanism is used for discerning the orientation of screw, connects and controls first expansion plate or second expansion plate and takes out from the screw below to make the screw forward under the action of gravity or after overturning, vertically fall into the silo. The screw feeding mechanism adjusts the direction of the screws sent out by the feeding mechanism, so that the directions of the nail heads and the nail tails of the screws are consistent, and the conveying efficiency is higher.

Description

Directional screw feeding mechanism

Technical Field

The utility model relates to the technical field of screw feeding devices, in particular to a screw directional feeding mechanism.

Background

The screw is usually including pin fin and nail tail, the pin fin is provided with the screw thread, the instrument centre gripping of screw is twisted in the confession of nail tail, when processing the screw thread on the screw pin fin (thread rolling), need make screw orientation a definite direction, current vibration material feeding unit only can realize arranging the screw in a word usually, can't guarantee to send out the pin fin and the equal unanimity of nail tail orientation of every screw, when detecting the screw orientation and predetermined direction inconsistent, will make the screw fall back again in vibrations material feeding unit's the vibrations dish, work efficiency is comparatively low, so current partial screw is at the in-process of thread rolling processing, adopt artifical material loading, there is the production efficiency lower equally, the unstable problem of output.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screw directional feeding mechanism, which overcomes the defects and adjusts the direction of screws sent out by a feeding mechanism so that the directions of nail heads and nail tails of all the screws sent out are consistent.

In order to achieve the above purpose, the solution of the utility model is: a screw directional feeding mechanism comprises a reversing blanking mechanism, a blanking plate, a feeding mechanism and a visual control mechanism, wherein the reversing blanking mechanism comprises a first expansion plate and a second expansion plate which are movably arranged, the first expansion plate and the second expansion plate are transversely spaced, the blanking plate is arranged below the first expansion plate and the second expansion plate, a blanking groove with the bottom internally contracted into a funnel shape for a screw to fall into is formed in the blanking plate, and a screw outlet is communicated with the bottom end of the blanking groove;

the feeding mechanism is used for conveying screws, one ends of the screws fall on the first expansion plate, the other ends of the screws fall on the second expansion plate, the vision control mechanism is used for identifying the orientation of the screws, and the vision control mechanism is connected with and controls the first expansion plate or the second expansion plate to be drawn out from the lower portion of the screws, so that the screws vertically fall into the blanking groove after being turned forwards or backwards under the action of gravity.

Further, the charging chute includes first charging chute, second charging chute, first charging chute sets up first expansion plate below, the second charging chute sets up second expansion plate below, first charging chute with the second charging chute all is the infundibulate of bottom adduction, first charging chute with second charging chute bottom switches on through a defeated material passageway to the messenger falls into first charging chute with the screw of second charging chute converges defeated material passageway, the screw export sets up defeated material passageway bottom.

Furthermore, the first charging chute and the second charging chute are separated by a material distributing island.

Furthermore, the top of the material distribution island is conical.

Furthermore, the maximum transverse widths of the first charging chute, the second charging chute and the material conveying channel are all smaller than the length of the screw.

Furthermore, a feed delivery pipe is vertically arranged below the screw outlet, and the top end of the feed delivery pipe is expanded outwards and is just opposite to the screw outlet.

Further, feeding mechanism includes with the screw is along the pay-off guide rail of axial in-line transverse transport, the pay-off guide rail end is provided with the discharge gate, the second expansion plate with first expansion plate by the discharge gate is arranged in proper order forward.

Furthermore, the feeding mechanism also comprises a stop cylinder which is arranged beside the feeding guide rail so as to extend into or withdraw from the feeding guide rail.

Further, a third expansion plate is arranged between the first expansion plate and the second expansion plate, the first expansion plate, the second expansion plate and the third expansion plate are on the same plane, and the third expansion plate synchronously retracts when one of the first expansion plate and the second expansion plate retracts.

Further, the first expansion plate is connected with a first air cylinder in a driving mode, the second expansion plate is connected with a second air cylinder in a driving mode, the third expansion plate is connected with a third air cylinder in a driving mode, and the first air cylinder, the second air cylinder and the third air cylinder respectively drive the first expansion plate, the second expansion plate and the third expansion plate to extend outwards to bear the screw or retract inwards to be drawn out from the lower portion of the screw.

After the scheme is adopted, the utility model has the beneficial effects that: the first expansion plate and the second expansion plate are transversely spaced, the blanking plate is arranged below the first expansion plate and the second expansion plate, a blanking groove with the bottom internally contracted and funnel-shaped for screws to fall into is formed in the blanking plate, and a screw outlet is communicated with the bottom end of the blanking groove; the feeding mechanism is used for conveying screws, one end of each screw is made to fall on the first expansion plate, the other end of each screw is made to fall on the second expansion plate, the vision control mechanism is used for identifying the orientation of the screw, connecting and controlling the first expansion plate or the second expansion plate to be drawn out from the lower portion of the screw, so that the screw is made to vertically fall into the blanking groove after being turned forwards or backwards under the action of gravity, further, the first expansion plate retracts inwards to enable the screw to turn forwards, one end of the screw falling on the first expansion plate falls downwards, or the second expansion plate retracts inwards to enable the screw to turn backwards, one end of the screw falling on the second expansion plate falls downwards, the screw is turned over in two directions according to the orientation of the screw, then the screw is guided and discharged through the blanking groove, the orientation of each screw is consistent after being discharged, and the screw which is sent by the feeding mechanism and is not required to return to the vibration disc according with the preset orientation, the conveying efficiency is higher.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a schematic perspective view of the present invention.

Description of reference numerals: 1-reversing blanking mechanism, 2-feeding mechanism, 3-first expansion plate, 4-second expansion plate, 5-screw, 6-first blanking groove, 7-second blanking groove, 8-feeding channel, 9-screw outlet, 10-visual control mechanism, 11-feeding guide rail, 12-discharging port, 13-stop cylinder, 14-third expansion plate, 15-first cylinder, 16-second cylinder, 17-third cylinder, 18-blanking plate, 19-feeding pipe, 20-nail head, 21-nail tail, 22-blanking groove and 23-material-distributing island.

Detailed Description

The utility model is described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model provides a screw directional feeding mechanism, as shown in fig. 1 and fig. 2, comprising a reversing blanking mechanism 1, a blanking plate 18, a feeding mechanism 2 and a vision control mechanism 10, wherein the reversing blanking mechanism 1 comprises a first expansion plate 3 and a second expansion plate 4 which are movably arranged, the first expansion plate 3 and the second expansion plate 4 are transversely spaced, the feeding mechanism 2 is used for conveying screws 5, one end of each screw 5 is arranged on the first expansion plate 3, the other end of each screw 5 is arranged on the second expansion plate 4, specifically, in the embodiment, the feeding mechanism 2 comprises a stop cylinder 13 and a feeding guide rail 11 for transversely conveying the screws 5 in an axial line, the head end of the feeding guide rail 11 is connected with a vibration feeding tray for vibrating and feeding the screws 5, the vibration feeding tray is the prior art, and is not shown in the drawings and is not specifically described, the end of the feeding guide rail 11 is provided with a discharge port 12, the stop cylinder 13 is arranged beside the feeding guide rail 11 to extend into or withdraw from the feeding guide rail 11, when the stop cylinder 13 extends into the feeding guide rail 11, the screws 5 in the feeding guide rail 11 are blocked to continue to be discharged from the discharge port 12, the second expansion plate 4 and the first expansion plate 3 are sequentially arranged forwards through the discharge port 12, the top ends of the first expansion plate 3 and the second expansion plate 4 and the bottom end of the discharge port 12 are positioned on the same plane to receive the screws 5 discharged from the discharge port 12, the visual control mechanism 10 is arranged above the first expansion plate 3 and the second expansion plate 4 and used for identifying the orientation of the screws falling on the first expansion plate 3 and the second expansion plate 4, connecting and controlling the first expansion plate 3 or the second expansion plate 4 to be drawn out from the lower part of the screws 5, the screw 5 is turned forwards or backwards under the action of gravity and then vertically falls; when the feeding device works, firstly, the feeding disc is vibrated to feed screws 5 to the feeding guide rail 11, the screws 5 move forwards in a line along the feeding guide rail 11, at the moment, the direction of the screws 5 is different (the nail head 20 is forwards or the nail tail 21 is forwards), the stop cylinder 13 withdraws from the feeding guide rail 11, so that one screw 5 passes through the rear and is discharged from the discharge port 12 onto the first expansion plate 3 and the second expansion plate 4, the stop cylinder 13 extends into the feeding guide rail 11, the grid block screws 5 are continuously discharged, the visual control mechanism 10 collects the direction of the screw 5 currently positioned on the first expansion plate 3 and the second expansion plate 4, controls the first expansion plate 3 to retract so that the screw 5 turns forwards under the action of gravity, and one end of the screw 5 falling on the first expansion plate 3 falls downwards, or controls the second expansion plate 4 to retract so that the screw 5 turns backwards, and one end of the screw 5 falling on the second expansion plate 4 falls downwards, therefore, the screws 5 are turned in two directions, so that the falling directions of the screws 5 are consistent, namely the nail head 20 is downward or the nail tail 21 is downward, the screws which are sent out by the feeding mechanism and do not accord with the preset directions do not need to return to the vibration disc, and the conveying efficiency is higher;

the blanking plate 18 is arranged below the first retractable plate 3 and the second retractable plate 4, the blanking plate 18 is parallel to the screw 5 and is inclined below the screw 5, the blanking plate 18 is provided with a blanking groove 22 which is internally recessed at the bottom and is funnel-shaped for the screw 5 to fall into, the bottom end of the blanking groove 22 is communicated with a screw outlet 9, specifically, in the embodiment, the blanking groove 22 comprises a first blanking groove 6 and a second blanking groove 7, the first blanking groove 6 is arranged below the first retractable plate 3, the second blanking groove 7 is arranged below the second retractable plate 4, the first blanking groove 6 and the second blanking groove 7 are both funnel-shaped and are internally recessed at the bottom, the first blanking groove 6 is separated from the second blanking groove 7 by a material distributing island 23, the top of the material distributing island 23 is conical, and can be other shapes with internally recessed top, the screw 5 is not particularly limited, so that the side wall of the turned screw 5 firstly falls on the material distribution 23, the screw 5 continuously falls along the tapered inclined plane of the material distribution island 23 to limit the turning of the screw 5 in the vertical falling process, the bottom ends of the first blanking groove 6 and the second blanking groove 7 are communicated through a material conveying channel 8, so that the screw 5 falling into the first blanking groove 6 and the second blanking groove 7 is converged into the material conveying channel 8, the bottom end of the material conveying channel 8 is provided with a screw outlet 9, a material conveying pipe 19 is vertically arranged below the screw outlet 9, the top end of the material conveying pipe 19 is outwards expanded and is just opposite to the screw outlet 9, the screw 5 is discharged from the screw outlet 9 and enters the material conveying pipe 19, the screw 5 is continuously conveyed to a preset position through the material conveying pipe 19, and the maximum transverse widths of the first blanking groove 6, the second blanking groove 7 and the material conveying channel 8 are all smaller than the length of the screw 5, the inner diameter of the material conveying pipe 19 is slightly larger than the maximum diameter of the screw 5, so that the screw 5 is prevented from turning over again when falling vertically.

More specifically, in this embodiment, the first expansion plate 3 and the second expansion plate 4 respectively transversely and movably pass through the blanking plate 18 above the first blanking groove 6 and the second blanking groove 7, and the first blanking groove 6, the second blanking groove 7 and the material conveying channel 8 are provided with an opening on one side of the blanking plate 18 which is inclined upwards, so that the screw 5 clamped in the first blanking groove 6, the second blanking groove 7 and the material conveying channel 8 can be conveniently cleaned from the opening.

Preferably, in this embodiment, a third expansion plate 14 is disposed between the first expansion plate 3 and the second expansion plate 4, the first expansion plate 3, the second expansion plate 4, and the third expansion plate 14 are on the same plane, the third expansion plate 14 is synchronously retracted when one of the first expansion plate 3 and the second expansion plate 4 is retracted, in order to ensure that the bolt 5 can be smoothly turned over, a certain interval needs to be provided between the first expansion plate 3 and the second expansion plate 4, so that the center of gravity of the bolt 5 falls between the first expansion plate 3 and the second expansion plate 4, if the bolt 5 with an excessively large interval is discharged from the discharge port 12, and when the forward end moves to the interval between the first expansion plate 3 and the second expansion plate 4, the bolt easily falls from the interval between the first expansion plate 3 and the second expansion plate 4, the third expansion plate 14 is disposed, so that the center of gravity of the bolt 5 falls on the third expansion plate 14, the above problems are solved.

The first expansion plate 3 is connected with a first cylinder 15 in a driving mode, the second expansion plate 4 is connected with a second cylinder 16 in a driving mode, the third expansion plate 14 is connected with a third cylinder 17 in a driving mode, the first cylinder 15, the second cylinder 16 and the third cylinder 17 respectively drive the first expansion plate 3, the second expansion plate 4 and the third expansion plate 14 to extend and bear the screw 5 or retract and draw out from the lower portion of the screw 5, the first cylinder 15, the second cylinder 16 and the third cylinder 17 are connected and controlled through the controller, and similarly, other driving mechanisms can be adopted to drive the first expansion plate 3, the second expansion plate 4 and the third expansion plate 14 without limitation.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present invention, and all equivalent changes made in the design key point of the present invention fall within the protection scope of the present invention.

Claims

1. The utility model provides a directional feed mechanism of screw which characterized in that: the device comprises a reversing blanking mechanism (1), a blanking plate (18), a feeding mechanism (2) and a vision control mechanism (10), wherein the reversing blanking mechanism (1) comprises a first expansion plate (3) and a second expansion plate (4) which are movably arranged, the first expansion plate (3) and the second expansion plate (4) are transversely spaced, the blanking plate (18) is arranged below the first expansion plate (3) and the second expansion plate (4), a blanking groove (22) which is internally contracted at the bottom and is funnel-shaped for a screw (5) to fall into is formed in the blanking plate (18), and a screw outlet (9) is communicated with the bottom end of the blanking groove (22);

feeding mechanism (2) are used for carrying screw (5), make screw (5) one end falls on first expansion plate (3), and the other end falls on second expansion plate (4), vision control mechanism (10) are used for discerning the orientation of screw (5), connect and control first expansion plate (3) or second expansion plate (4) are followed screw (5) below is taken out, so that screw (5) are vertical after upset forward or backward under the action of gravity to fall into chute (22).

2. A screw directional loading mechanism as claimed in claim 1, wherein: the feeding chute (22) comprises a first feeding chute (6) and a second feeding chute (7), wherein the first feeding chute (6) is arranged below the first expansion plate (3), the second feeding chute (7) is arranged below the second expansion plate (4), the first feeding chute (6) and the second feeding chute (7) are funnel-shaped and are retracted in the bottom, the first feeding chute (6) and the bottom end of the second feeding chute (7) are communicated through a feeding channel (8), so that screws (5) of the first feeding chute (6) and the second feeding chute (7) are converged into the feeding channel (8), and the screw outlet (9) is formed in the bottom end of the feeding channel (8).

3. A screw directional loading mechanism as claimed in claim 2, wherein: the first feeding trough (6) and the second feeding trough (7) are separated by a material separating island (23).

4. A screw directional loading mechanism as claimed in claim 3, wherein: the top of the material distribution island (23) is conical.

5. A screw directional loading mechanism as claimed in claim 2, wherein: the transverse maximum widths of the first charging chute (6), the second charging chute (7) and the material conveying channel (8) are all smaller than the length of the screw (5).

6. A screw directional loading mechanism as claimed in claim 1, wherein: and a material conveying pipe (19) is vertically arranged below the screw outlet (9), and the top end of the material conveying pipe (19) is outwards expanded and is just opposite to the screw outlet (9).

7. A screw directional loading mechanism as claimed in claim 1, wherein: the feeding mechanism (2) comprises feeding guide rails (11) for transversely conveying the screws (5) in an axial line shape, a discharge hole (12) is formed in the tail ends of the feeding guide rails (11), and the second expansion plate (4) and the first expansion plate (3) are sequentially arranged forwards through the discharge hole (12).

8. The screw directional feeding mechanism of claim 7, wherein: the feeding mechanism (2) further comprises a stopping cylinder (13), and the stopping cylinder (13) is arranged beside the feeding guide rail (11) to extend into or withdraw from the feeding guide rail (11).

9. A screw directional loading mechanism as claimed in claim 1, wherein: first expansion plate (3) with be provided with third expansion plate (14) between second expansion plate (4), first expansion plate (3), second expansion plate (4), third expansion plate (14) are on the coplanar, third expansion plate (14) are in when contracting in first expansion plate (3) with in the second expansion plate (4) one carry out the internal contraction in step.

10. A screw directional-loading mechanism as recited in claim 9, further comprising: the first expansion plate (3) is connected with a first air cylinder (15) in a driving mode, the second expansion plate (4) is connected with a second air cylinder (16) in a driving mode, the third expansion plate (14) is connected with a third air cylinder (17) in a driving mode, the first air cylinder (15), the second air cylinder (16) and the third air cylinder (17) respectively drive the first expansion plate (3), the second expansion plate (4) and the third expansion plate (14) to extend outwards to bear the screw (5), or the first expansion plate (3), the second expansion plate (4) and the third expansion plate (14) retract inwards to be drawn out from the lower portion of the screw (5).