CN210028959U

CN210028959U - Automatic feeding device

Info

Publication number: CN210028959U
Application number: CN201920570460.6U
Authority: CN
Inventors: 孙钿科
Original assignee: Weifang Lokomo Precision Industry Co Ltd
Current assignee: Weifang Lokomo Precision Industry Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-02-07
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses an automatic feeding device, which comprises a base and a material lifting mechanism arranged on the base; further comprising: the material lifting mechanism is used for conveying materials to the forward vibration disc mechanism; the forward vibration disc mechanism and the return vibration disc mechanism are matched to form an annular feeding channel for reciprocating vibration feeding; the material moves along the annular feeding channel and is stably transited to the return vibration disc mechanism from the forward vibration disc mechanism at one end far away from the material lifting mechanism; and one end of the annular feeding channel, which is close to the material lifting mechanism, is provided with a height difference which is used for enabling the materials to be turned over to the forward vibration disc mechanism from the reverse vibration disc mechanism. The utility model has the advantages that the state of the material can be adjusted without manually turning the material, the automation degree is high, the cost is reduced, and the production efficiency is improved; and the high-efficiency stability of the material conveying process can be realized.

Description

Automatic feeding device

Technical Field

The utility model belongs to the technical field of material transfer equipment, especially, relate to an automatic feed device of reciprocating type vibration upset.

Background

Currently, the 3C industry (information and household electrical appliance industry that combines the integration of three technologies, computer, communication, and consumer electronics) still belongs to labor-intensive industry, and the assembly process of products depends on manpower too much. With the increasing cost of manpower, factories are actively seeking automated alternatives as well. In the 3C consumer electronic product assembling process, part of product parts or assemblies are supplied in bulk materials, and carry information such as bar codes and two-dimensional codes for scanning and identification, orientation requirements are provided for the identification information during assembling, and bad problems such as dirt and scratches need to be prevented; the existing automatic feeding device cannot automatically adjust the materials which are not in line with the demand state to the demand state, and still needs to be adjusted by the aid of manpower.

In view of this, it is needed to improve the prior art and develop and design a feeding device with high automation degree to solve the problem that the material not meeting the requirement can not be automatically adjusted to the requirement; realize high-efficient stable feeding function.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the prior art, the utility model provides a its technical problem be, provide a simple structure, automatic feed device that degree of automation is high can overturn the material that is not conform to the demand state automatically.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: an automatic feeding device comprises a base and a material lifting mechanism arranged on the base; further comprising: the material lifting mechanism is used for conveying materials to the forward vibration disc mechanism;

the forward vibration disc mechanism and the return vibration disc mechanism are matched to form an annular feeding channel for reciprocating vibration feeding, and a material moves along the annular feeding channel and is stably transited to the return vibration disc mechanism from the forward vibration disc mechanism at one end far away from the material lifting mechanism; and one end of the annular feeding channel, which is close to the material lifting mechanism, is provided with a height difference which is used for enabling the materials to be turned to the forward vibration disc mechanism from the reverse vibration disc mechanism.

Further, the forward vibration disc mechanism comprises a first vibrator and a forward vibration disc, the first vibrator is fixed on the base, and the forward vibration disc is arranged at the vibration output end of the first vibrator;

the return vibration disc mechanism comprises a second vibrator and a return vibration disc, the second vibrator is fixed on the base, and the return vibration disc is arranged at the vibration output end of the second vibrator;

a gap is reserved between the forward vibration disc and the return vibration disc; and one end of the return vibration disk is flush with one end of the forward vibration disk, and the other end of the return vibration disk is higher than the other end of the forward vibration disk.

Further, the outward vibration disc comprises a first bottom plate and a first arc-shaped guide plate, wherein the outer side contour of the first bottom plate is in an arc shape, and the inner side contour of the first bottom plate is in a straight line;

the return vibration disc comprises a second bottom plate and a second arc-shaped guide plate, wherein the outer side contour of the second bottom plate is arc-shaped, the inner side contour of the second bottom plate is linear, and the second arc-shaped guide plate is arranged on the outer side of the second bottom plate.

Further, the first base plate is obliquely arranged on the vibration output end of the first vibrator; the second base plate is obliquely arranged on the vibration output end of the second vibrator.

Further, the inclination directions of the first bottom plate and the second bottom plate are opposite; and the upper surfaces of the first bottom plate and the second bottom plate are inclined to form an upper slope surface for material movement.

Further, the material lifting mechanism comprises an inclined bracket arranged on the base;

a hopper type bin is arranged on one side of the inclined bracket, a discharge hopper is arranged on the other side of the inclined bracket, and a discharge port is arranged at an open end below the discharge hopper; the hopper type storage bin and the discharge hopper are internally provided with a belt elevator in the inclined bracket.

Further, the position of the discharge hole corresponds to the position of the forward vibration disc mechanism; the end of the annular feeding channel, which is provided with the height difference, is positioned behind the discharge hole.

Further, the belt hoister comprises a driving rolling shaft, a driven rolling shaft, a conveying belt and a motor;

the driving rolling shaft is rotatably arranged at the bottom end of the inclined bracket and is connected with the motor; the driven roller is rotatably arranged at the top end of the inclined bracket, and the conveying belt is wound on the driving roller and the driven roller;

a plurality of partition plates are transversely arranged on the conveying belt at equal intervals, and a trough is formed between every two adjacent partition plates.

Further, be provided with on the base and be used for detecting whether return to the vibration dish is full material detection subassembly of material state.

Further, the full material detection assembly comprises a vertical rod, an adjusting block, a cross rod and a swing rod;

the bottom end of the vertical rod is fixed on the base, and the top end of the vertical rod is connected with one end of the cross rod through the adjusting block; the other end of the cross rod is provided with a mounting rack, and the mounting rack is provided with a full material detector; the pendulum rod rotates to be installed the lateral part of mounting bracket, one end with full material detector's response end is corresponding, and the other end extends to return to in the vibration dish.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

the automatic feeding device of the utility model comprises a forward vibration disc mechanism and a return vibration disc mechanism which are arranged on a base side by side, wherein the forward vibration disc mechanism and the return vibration disc mechanism are matched to form an annular feeding channel for reciprocating vibration feeding; one end of the annular feeding channel, which is far away from the material lifting mechanism, is used for enabling the materials to be stably transited (turned) from the forward vibrating disc mechanism to the return vibrating disc mechanism; and one end of the annular feeding channel, which is close to the material lifting mechanism, is provided with a height difference which is used for enabling the materials to be turned over to the forward vibration disc mechanism from the reverse vibration disc mechanism. The material lifting mechanism is used for conveying materials to the forward vibration disc mechanism; the materials move forwards, and the materials which do not meet the requirements (the materials which meet the requirements are captured by the manipulator after being identified by the CCD) are turned to the return vibration disc mechanism at one end of the annular feeding channel, which is far away from the material lifting mechanism; when the material moves to the other end (the end with the height difference) of the annular feeding channel in the reverse direction, the material is turned to the forward vibrating disc mechanism, and the state of the material is automatically adjusted; and continuously moving forwards, and after the materials meeting the requirements are identified by the CCD, the materials are grabbed by the manipulator, so that reciprocating vibration feeding is performed in a circulating manner.

In conclusion, the automatic feeding device of the utility model has simple structure and low purchasing and processing cost; the automation degree is high, the state of the material is not required to be adjusted by manually turning the material, the cost is reduced, and the production efficiency is improved; and the high-efficiency stability of the material conveying process can be realized.

Drawings

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

FIG. 2 is a schematic structural view of the automatic feeding device according to another perspective of the present invention;

FIG. 3 is a schematic structural view of the automatic feeding device of the present invention with the hopper-type bin removed;

FIG. 4 is a schematic view of a portion of the forward and return vibratory plate mechanisms of FIG. 1;

FIG. 5 is a schematic view of the full charge detection assembly of FIG. 1

In the figure: 1-base, 11-mounting seat, 2-material lifting mechanism, 21-inclined bracket, 22-hopper type bin, 23-discharge hopper, 24-belt lifter, 241-conveying belt, 242-clapboard, 243-motor, 3-directional vibrating disk mechanism, 31-first vibrator, 32-directional vibrating disk, 321-first bottom plate, 322-first arc-shaped guide plate, 4-reverse vibrating disk mechanism, 41-second vibrator, 42-reverse vibrating disk, 421-second bottom plate, 422-second arc-shaped guide plate, 5-full material detection component, 51-vertical rod, 52-adjusting block, 53-cross rod, 54-oscillating bar, 55-mounting frame, 56-full material detector, a-directional conveying surface, b-returning to the conveying surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The automatic feeding device is matched with a CCD vision testing system and a manipulator in specific application; the CCD vision testing system and the manipulator are not described herein in detail for the prior art, and only the automatic feeding device will be described in detail below.

As shown in fig. 1 and fig. 2, the automatic feeding device mainly comprises a base 1, and a material lifting mechanism 2 arranged on the base 1; the forward vibration disc mechanism 3 and the return vibration disc mechanism 4 are arranged on the base 1 side by side. The forward vibration disc mechanism 3 and the return vibration disc mechanism 4 are matched to form an annular feeding channel for reciprocating vibration feeding; the material moves along the annular feeding channel and is stably transited (the current state of the material is kept while the direction is changed) from the forward vibration disc mechanism 3 to the return vibration disc mechanism 4 at one end far away from the material lifting mechanism 2; the end of the annular feeding channel close to the material lifting mechanism 2 is provided with a height difference which is used for enabling the materials to be turned over from the return vibration disc mechanism 4 to the forward vibration disc mechanism 3.

The material lifting mechanism 2 is used for conveying materials to the forward vibration disc mechanism 3; the forward vibration disc mechanism 3 makes the materials move forward, and when the quantity of the materials meeting the requirement state in the CCD visual field range in the CCD visual test system reaches a certain value, the forward vibration disc mechanism 3 stops working; meanwhile, the material lifting mechanism 2 stops working, and materials meeting the demand state are judged by the CCD and then are grabbed by the manipulator; after the grabbing is finished; the forward vibration disc mechanism 3 and the material lifting mechanism 2 return to normal work, and materials (residual materials after grabbing) which do not conform to the demand state can be stably transited to the return vibration disc mechanism 4 when moving to one end of the annular feeding channel far away from the material lifting mechanism 2; and the end which moves to the annular feeding channel and is provided with the height difference is turned over to the forward vibration disc mechanism 3 by the reverse vibration disc mechanism 4. The state of the material is adjusted through overturning; the forward motion is continuously carried out on the forward vibration disc mechanism 3, materials meeting the requirements are identified by the CCD and then are grabbed by the manipulator, and reciprocating vibration feeding is carried out in a circulating mode.

In this embodiment, the material lifting mechanism 2 includes an inclined bracket 21 provided on the base 1; the inclined bracket 21 comprises two parallel support plates with a certain inclination angle; a hopper type bin 22 is arranged on one side of the inclined bracket 21, a discharge hopper 23 is obliquely arranged on the other side of the inclined bracket, and a discharge port is arranged at the open end below the discharge hopper 23; the position of the discharge port corresponds to the position of the forward vibration disc mechanism 3, and one end of the annular feeding channel with the height difference is arranged behind the discharge port and can avoid materials conveyed by the discharge port; even if the materials are piled up temporarily, the materials can be separated automatically and rapidly due to vibration.

A belt hoist 24 is arranged in the inclined bracket 21 between the hopper type bin 22 (for storing bulk material) and the discharge hopper 23. The belt elevator 24 comprises a driving roller, a driven roller, a conveying belt 241 and a motor 243; the driving rolling shaft is rotatably arranged at the bottom end of the inclined bracket 21, is positioned between the two parallel support plates, and is connected with the motor 243, and the motor 243 is fixed on the base 1; the driven roller is rotatably arranged at the top end of the inclined bracket 21 and is positioned between the two parallel support plates; the conveying belt 241 is wound on the driving roller and the driven roller; a plurality of partition plates 242 are transversely arranged on the conveying belt 241 at equal intervals, and a material groove for containing materials is formed between the adjacent partition plates 242. The trough is specifically defined by two parallel support plates, adjacent partition plates 242 and a conveying belt 241.

In this embodiment, as shown in fig. 1 to 4, a mounting seat 11 is provided on a base 1, an upward vibration disk mechanism 3 includes a first vibrator 31 and an upward vibration disk 32, the first vibrator 31 is fixed on the mounting seat 11, the upward vibration disk 32 is provided on a vibration output end of the first vibrator 31, the first vibrator 31 generates high-frequency micro-amplitude vibration, the upward vibration disk 32 vibrates along with the first vibrator, and the material in the upward vibration disk 32 moves and displaces due to the vibration. Similarly, the return vibration plate mechanism 4 includes a second vibrator 41 and a return vibration plate 42, the second vibrator 41 being fixed to the mount 11, and the return vibration plate 42 being provided on a vibration output end of the second vibrator 41. The forward vibrating disk 32 and the return vibrating disk 42 cooperate to form the annular feeding channel; a gap is reserved between the forward vibration disk 32 and the return vibration disk 42, so that the forward vibration disk and the return vibration disk can be prevented from generating vibration interference during vibration; the upper surface of the plate bottom of the forward vibration plate 32 is a forward conveying surface a, and the upper surface of the plate bottom of the return vibration plate 42 is a return conveying surface b.

In order to ensure that the materials are not separated from the forward vibration disk 32 and the backward vibration disk 42 in the moving process and that the moving direction of the materials can be changed incidentally when the direction of the materials needs to be changed, the structures of the backward vibration disk 42 and the forward vibration disk 32 are improved. The method specifically comprises the following steps: the forward vibration plate 32 includes a first base plate 321 having a circular arc-shaped outer contour and a linear inner contour (in a plan view), and a first arc-shaped guide plate 322 disposed outside the first base plate 321, that is, the first base plate 321 is similar to an arc. The return vibration plate 42 includes a second bottom plate 421 having an arc-shaped outer contour and a straight inner contour, and a second arc-shaped guide plate 422 disposed outside the second bottom plate 421. A gap is left between the inner side of the second bottom plate 421 and the inner side of the first bottom plate 321.

The second arc-shaped guide plate 422 and the first arc-shaped guide plate 322 can change the moving direction of the material smoothly, and can ensure that the material does not separate from the forward vibration disk 32 and the backward vibration disk 42 in the vibration process of the material.

Wherein, the first base plate 321 which inclines to the vibration disk 32 is arranged on the vibration output end of the first vibrator 31; the second bottom plate 421 of the return vibration plate 42 is obliquely provided on the vibration output end of the second vibrator 31. The upper surface of the first base plate 321 is a forward conveying surface a, and the upper surface of the second base plate 421 is a return conveying surface b. In order to ensure a height difference for easy turning, the first bottom plate 321(-3 degrees) toward the vibration plate 32 and the second bottom plate 421(+6 degrees) toward the vibration plate 42 are inclined in opposite directions; so as to ensure that the forward conveying surface a and the backward conveying surface b are inclined into an upward slope for material movement.

Except for this, the first bottom plate 321(+3 degrees) of the forward vibration plate 32 and the second bottom plate 421(+6 degrees) of the backward vibration plate 42 are inclined in the same direction; the forward conveying surface a is inclined to form a downward slope surface for material movement, and the backward conveying surface b is inclined to form an upward slope surface for material movement. Alternatively, as shown in fig. 4, the first base plate 321 facing the vibration plate 32 is horizontally disposed at the vibration output end of the first vibrator 31; the second bottom plate 421 of the return vibration disk 42 is horizontally arranged on the vibration output end of the second vibrator 31; only by changing the thickness of the first bottom plate 321 and the second bottom plate 421, the height difference which is convenient for overturning is generated when one end of the first bottom plate is flush with the other end of the second bottom plate; the second bottom board 421 is divided into three transition connection parts (which may also be integrally formed), that is, the upper surface of the second bottom board 421 has a certain height difference, wherein a part of the upper surface is flush with the upper surface of the first bottom board 321, and the last part of the upper surface is higher than the upper surface of the first bottom board 321. The structures of the forward vibration disk 32 and the backward vibration disk 42 can be adjusted according to the requirements of different materials. Therefore, modifications made according to the present embodiment are intended to be included within the scope of the present invention.

Wherein: the upper surfaces of the first bottom plate 321 and the second bottom plate 421 can be provided with an anti-slip layer or a lubricating layer according to the material requirement. And all parts in contact with the materials are treated by adopting a glue spraying process, so that the collision of the materials is avoided as much as possible.

In order to efficiently and stably perform reciprocating vibration feeding, a full-material detection assembly 5 for detecting whether the return vibration disk 42 is in a full-material state is arranged on the base 1. Full material detection subassembly 5 suggestion warning after full material prevents to return to vibration dish 42 full material and piles up, influences the feed.

As shown in fig. 5, the full charge detection assembly 6 includes a vertical rod 51, an adjusting block 52, a cross rod 53 and a swing rod 54; the bottom end of the vertical rod 51 is fixed on the base 1, and the top end is connected with one end of a cross rod 53 through an adjusting block 52; the other end of the cross bar 53 is provided with an L-shaped mounting rack 55, and the mounting rack 55 is provided with a full material detector 56; the swing link 54 is rotatably mounted on the side of the mounting bracket 55, one end of the swing link corresponds to the sensing end of the full charge detector 56, and the other end of the swing link is suspended and extends into the return vibration disk 42. The adjusting block 52 is provided with through holes matched with the vertical rods 51 and the cross rods 53, two ends of the adjusting block 52 are provided with notches communicated with the corresponding through holes respectively, and fastening bolts are arranged at the notches; similar to the pipe clamp structure. The fullness detector 56 can be a photo detection switch, a photo sensor, a fiber optic generator, or the like. The above detecting elements are commonly used in the art, and are not listed here.

The principle is as follows: when the material in the return vibration disc 42 is full and stacked, the swing rod 54 swings at a certain angle relative to the mounting frame 55, and the alarm is prompted when the end corresponding to the sensing end of the full material detector 56 does not correspond (is not shielded) any more.

The device has simple structure and low purchasing and processing cost; the automation degree is high, the state of the material does not need to be adjusted manually, the cost is reduced, and the production efficiency is improved; and the high-efficiency stability of the material conveying process can be realized.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An automatic feeding device comprises a base and a material lifting mechanism arranged on the base; it is characterized by also comprising: the material lifting mechanism is used for conveying materials to the forward vibration disc mechanism;

2. The automatic feeding device according to claim 1, wherein the forward vibration plate mechanism comprises a first vibrator and a forward vibration plate, the first vibrator is fixed on the base, and the forward vibration plate is arranged on a vibration output end of the first vibrator;

3. The automatic feeding device according to claim 2, wherein the outward vibration plate comprises a first bottom plate having a circular arc-shaped outer contour and a linear inner contour, and a first arc-shaped guide plate arranged outside the first bottom plate;

4. The automatic feeding device according to claim 3, wherein the first base plate is provided obliquely on a vibration output end of the first vibrator; the second base plate is obliquely arranged on the vibration output end of the second vibrator.

5. The automatic feeding device according to claim 4, wherein the first bottom plate and the second bottom plate are inclined in opposite directions; and the upper surfaces of the first bottom plate and the second bottom plate are inclined to form an upper slope surface for material movement.

6. The automatic feed device of claim 1 wherein said material lifting mechanism comprises a tilt bracket disposed on said base;

7. The automatic feeding device according to claim 6, wherein the position of the discharge port corresponds to the position of the vibration disc mechanism; the end of the annular feeding channel, which is provided with the height difference, is positioned behind the discharge hole.

8. The automatic feeding device according to claim 6, wherein the belt elevator comprises a driving roller, a driven roller, a conveying belt and a motor;

9. The automatic feeding device according to claim 2, wherein a full material detection assembly for detecting whether the return vibration tray is in a full material state is arranged on the base.

10. The automatic feeding device according to claim 9, wherein the full charge detection assembly comprises a vertical rod, an adjusting block, a cross rod and a swing rod;