KR102170329B1 - Multiple picker device - Google Patents

Abstract

The present invention relates to a multi-picker apparatus, comprising: a base plate; a fixed picker unit fixedly installed on one surface of the base plate; a plurality of moving picker units arranged on a side of the fixed picker unit while being movably installed in the longitudinal direction of the base plate; gap adjustment units installed at regions between the fixed picker unit and the moving picker units, which are adjacent with each other, and at regions between adjacent moving picker units, and spacing the picker units from each other; and a driving unit installed on the other surface of the base plate and providing a moving force to the moving picker unit installed at the outermost side. The present invention can change the gaps between the picker units while maintaining the gaps equally, thereby enabling one picker apparatus to store complete products, resulting from finishing processes, in various trays of which storage holes have different gaps.

Description

Multiple picker device}

The present invention relates to a picker device, and more particularly, to a multi-picker device that provides a structure capable of varying the spacing between the pickers while maintaining the same distance.

In general, the finished parts that have completed the manufacturing process are discharged in a row through the transfer rail of the discharge unit, and the finished parts discharged in a row are finally received in a tray formed with storage holes at regular intervals through a picker device and then delivered to the customer. .

Accordingly, conventionally, a multi-picker device for picking up a plurality of discharged finished parts at once through a plurality of pickers and transferring them to a tray has been used.

In the multi-picker device as described above, when picking up a plurality of discharged finished parts, the gap between the pickers is switched to the minimum gap corresponding to the gap of the plurality of finished parts discharged. It is provided with a spacing control means for switching the spacing to a maximum spacing corresponding to the spacing of the tray storage holes.

Korean Patent Publication No. 1998-0336067 (hereinafter referred to as'prior art') discloses a link shaft protruding forward from a plurality of pickers having a vacuum pad, a long-hole link coupled between adjacent link shafts, and each Disclosed is a spacing control means comprising a link ring coupled to a link shaft and supported at both ends of a long-hole link.

Meanwhile, in the prior art, when the adjacent picker parts are in close contact with each other by driving a cylinder that provides left and right driving force to the picker parts and the gap between the picker parts is switched to the minimum interval, the link ring installed in the neighboring picker parts is the long hole of the link. The link rings installed in the neighboring picker units are supported on both sides of the inner side of the link formed with the long hole when the pickers are disposed inside and are switched to the maximum distance by being spaced apart from each other.

As described above, in the prior art, since the spacing between neighboring pickers can be adjusted, the finished parts, which have completed the manufacturing process, can be accommodated in the storage holes spaced at predetermined intervals of the tray.

However, in the prior art, the long hole length of the link is designed so that the maximum distance between the pickers corresponds to the space between the storage holes of a specific tray, so when the tray is replaced with another tray with a different space between the storage holes, there is a problem that cannot cope with this. Occurs.

Korean Patent Publication No. 1998-033607

The present invention has been conceived to solve the above problems, and an object of the present invention relates to a multi-picker apparatus providing a structure capable of varying the spacing between the picker units while maintaining the same distance.

According to the present invention for achieving the above object, a base plate and a fixed picker part fixedly installed on one surface of the base plate, and a plurality of fixed pickers disposed on the side of the fixed picker part, and movable along the length direction of the base plate Two movable pickers and a region between the neighboring fixed pickers and the movable pickers, and in the region between the neighboring movable pickers, and a gap adjusting part to space them apart from each other, and on the other surface of the base plate, and on the outermost side. There is provided a multi-picker device comprising a driving unit that provides a moving force to the installed moving picker unit.

Here, an insertion groove is further formed on a side opposite to the neighboring fixed picker portion and the movable picker portion, and an opposite side of the neighboring movable picker portion, and the gap adjusting portion is an elastic member whose both ends are fixedly installed in the insertion groove. To do.

In addition, the spacing control unit is made of a magnetic material installed on a side opposite to the adjacent fixed picker unit and the movable picker unit, and a magnetic material installed on the opposite side of the neighboring movable picker unit, wherein the magnetic material has the same polarity.

In addition, the fixed picker unit and the movable picker unit further include a picker for adsorbing the pickup object on one side, wherein the picker has a plurality of intake holes formed at the edge of the bottom surface, and the conical alignment protrusion at the center of the bottom surface can be drawn upward. It is installed, characterized in that it comprises a suction head including an elastic body interposed between the alignment projection and the inner side to apply an elastic force downward to the alignment projection.

In addition, a first space part in which the alignment protrusion and the elastic body are accommodated is formed, a plurality of communication holes communicating the interior of the adsorption head and the first space part are formed on an upper surface, and a first space communicating with the intake hole is formed on the side. 2 A receiving portion forming a space and a shielding plate coupled to one side of an inner surface of the adsorption head and one side of an upper end of the receiving portion, and rotatably installed on one side of the shielding plate and the shielding plate shielding the upper portion of the second space, and the second An opening/closing means for opening or shielding the upper part of the space and installed on one side of the adsorption head, installed externally based on a proximity sensor that measures a distance value between the adsorption object and the bottom of the adsorption head And a control means for controlling the operation of the vacuum device and the opening/closing means, wherein the control means operates the vacuum device and opens the opening/closing means when the suction head moves downward to suck the suction object. Shielding and opening the opening and closing means when the distance value reaches a preset value.

According to the present invention as described above, since it is possible to vary the spacing between the picker parts while maintaining the same distance, the finished parts, which have been processed, can be accommodated in various trays with different spacings of the receiving holes with one picker device.

1 is a perspective view of a multi-picker device according to an embodiment of the present invention.
2 is a plan view of a multi-picker device according to an embodiment of the present invention.
3 is a front view of a multi-picker device according to an embodiment of the present invention.
4 is a view of a state in which a plurality of pickers are in close contact according to an embodiment of the present invention.
5A and 5B are diagrams illustrating an operation of varying the spacing between a plurality of picker units according to an embodiment of the present invention.
6 is a bottom view of a picker according to an embodiment of the present invention.
7 is a cross-sectional view of a picker according to an embodiment of the present invention.
8A and 8B are views for explaining an operation of a picker according to an embodiment of the present invention.
9 is a cross-sectional view of a picker according to another embodiment of the present invention.
10A to 10C are diagrams for explaining an operation of a picker according to another embodiment of the present invention.
11 is a side view of a multi-picker device according to another embodiment of the present invention.
12A and 12B are diagrams for explaining an operation of varying the spacing of a multi-picker device according to another embodiment of the present invention.

Hereinafter, the present invention will be described in more detail with reference to the drawings. It should be noted that the same components in the drawings are indicated by the same reference numerals wherever possible. In addition, detailed descriptions of known functions and configurations that may unnecessarily obscure the subject matter of the invention will be omitted.

1 is a perspective view of a multi-picker apparatus according to an embodiment of the present invention, FIG. 2 is a plan view of a multi-picker apparatus according to an embodiment of the present invention, and FIG. 3 is a multi-picker apparatus according to an embodiment of the present invention. It is a front view of.

1 to 3, a multi-picker device 1 according to an embodiment of the present invention includes a base plate 10, a fixed picker part 20, a movable picker part 30, and an interval adjusting part 40. And a driving unit 50.

The base plate 10 has a long hole 11 formed in the center of the front surface along the length direction, and two rows of guide rails GL are formed along the length direction on one side corresponding to the upper and lower portions of the long hole 11.

In addition, a plurality of guide blocks GB are slidably coupled to the two rows of guide rails GL, and a plurality of guide blocks GB are divided and coupled to guide rails GL formed at the upper and lower portions.

Here, the guide block GB provides an installation area for the plurality of movable picker units 30, and provides a structure in which the movable picker unit 30 is movable along the length direction of the base plate 10.

The base plate 10 as described above may be installed to be movable left and right and up and down through a combination of an LM guide, a motor, and a cylinder, and the moving structure of the base plate 10 is a known structure in the industry, so a detailed description thereof Should be omitted.

The fixed picker part 20 is coupled to the side of the guide rail GL among the front side of the base plate 10, and includes the first installation block 21, the first support block 22, and the first picker 23. Include.

The first installation block 21 has an upper end coupled to one front side of the base plate 10, a lower end extending forward of the base plate 10, and extending the lower end of the first picker 23 through one side. Provides an installation area.

The first support block 22 is formed in a rectangular parallelepiped shape, and one side is coupled to the upper end of the first installation block 21, and provides an installation area for the spacing adjustment unit 40.

The first picker 23 is coupled to one side of the lower end of the first installation block 21 and serves to adsorb the finished part for which the manufacturing process has been completed.

The movable picker unit 30 is coupled to one side of the guide block GB, and a plurality of the upper and lower guide rails GL are alternately coupled to the coupled guide blocks GB, and the second installation block 31, It includes a second support block 32 and a second picker 33.

In the second installation block 31, the upper end is coupled to one side of the guide block GB, the lower end is extended to the front of the base plate 10, and the second picker 33 is installed through one side of the lower end. Provide area.

Here, an extension plate 31a extending to the rear of the base plate 10 through the long hole 11 is further installed on one side of the second installation block 31 installed on the outermost side.

The extension plate 31a provides an installation area of the driving unit 50 that provides a driving force in the left and right directions to the second installation block installed on the outermost side.

The second support block 32 is formed in a rectangular parallelepiped shape, and one side is coupled to the upper end of the second installation block 31, and provides an installation area for the spacing adjustment unit 40.

The second picker 33 is coupled to one side of the lower end of the second installation block, and serves to adsorb the finished part for which the manufacturing process has been completed.

Here, an insertion groove (H) is formed in the opposite side of the adjacent first support block 22 and the second support block 32 and in the opposite side of the adjacent second support block 32.

The spacing adjustment unit 40 is installed in an area between the adjacent fixed picker unit 20 and the movable picker unit 30 and the area between the adjacent movable picker unit 30, and serves to separate the gaps between them. Do it.

And, in this embodiment, the spacing adjustment unit 40 is made of an elastic member 41 that is fixedly installed at both ends in the opposite insertion groove (H).

The elastic member 41 as described above serves to maintain the same distance between the support blocks 22 and 32 by applying an equal elastic restoring force to the neighboring support blocks 22 and 32 in a direction spaced apart from each other. do.

The driving unit 50 provides a driving force in the left and right directions to the moving picker unit 30 installed at the outermost side, and includes a cylinder body 51 and a cylinder arm 52.

The cylinder body 51 is installed on a rear side of the base plate 10 corresponding to the front side of the base plate 10 on which the first installation block 21 is installed.

The cylinder arm 52 has one end installed so as to be able to enter and exit the inside of the cylinder body 51, and the other end is fixedly installed on one side of the extension plate 31a.

The cylinder arm 52 is moved in the left-right direction on the extension plate 31a to move the second mounting block 31 installed on the outermost side in the left-right direction, thereby moving the moving picker unit 30 installed on the outermost side in the left-right direction. It serves to move to.

4 is a diagram illustrating a state in which a plurality of pickers are in close contact according to an embodiment of the present invention.

In the multi-picker device 1 according to an embodiment of the present invention, when the second installation block 31 installed on the outermost side is moved to the right through the driving unit 50, as shown in FIG. As the blocks 21 and 31 are in close contact with each other, the spacing between the neighboring pickers 23 and 33 is switched to the minimum spacing d1.

In connection with this, the neighboring support blocks 22 and 32 are also in close contact with each other, and the elastic member 41 interposed in the insertion groove H is converted into a compressed state.

5A and 5B are diagrams illustrating an operation of varying the spacing between a plurality of picker units according to an embodiment of the present invention.

In the multi-picker device 1 according to an embodiment of the present invention, when the second support block 32 installed on the outermost side is moved to the left through the driving unit 50, as shown in FIG. 5A, the elastic member ( By the elastic restoring force of 41), the neighboring support blocks 22 and 32 move in a direction spaced apart from each other.

In conjunction with this, as the neighboring installation blocks 21 and 31 are also moved in a direction that is spaced apart from each other, the distance between the neighboring picker units 23 and 33 is converted to d2 which is greater than the minimum distance d1.

And, in the multi-picker device 1 according to an embodiment of the present invention, when the second support block 32 installed at the outermost side is further moved to the left through the driving unit 50, as shown in FIG. 5B, By the elastic restoring force of the elastic member 41, the neighboring support blocks 22 and 32 further move in a direction spaced apart from each other.

In connection with this, as the neighboring installation blocks 21 and 31 are further moved in a direction spaced apart from each other, the spacing of the neighboring pickers 23 and 33 is converted to d3, which is greater than d2.

As described above, the multi-picker apparatus 1 according to an embodiment of the present invention provides a structure capable of varying the distance between the picker units 23 and 33 while maintaining the same distance.

Accordingly, the present invention can be applied to various trays having different spacings of storage holes as a single picker device.

6 is a bottom view of a picker according to an embodiment of the present invention, and FIG. 7 is a cross-sectional view of the picker according to an embodiment of the present invention.

The first picker 23 and the second picker 33 of the multi-picker device 1 according to an embodiment of the present invention are for adsorbing the finished parts that have completed the manufacturing process, and the air discharge pipes 23a and 33a and the adsorption It includes heads 23b and 33b.

The air discharge pipes 23a and 33a are coupled to one side of the first installation block 21 and the second installation block 31, and discharge ports 23aa and 33aa are formed at the upper end, and the discharge ports 23aa and 33aa are external. It is connected to the vacuum device.

The adsorption heads 23b and 33b have an upper end coupled to the lower end of the air discharge pipes 23a and 33a to adsorb the finished parts. A plurality of intake holes 23ba and 33ba are formed at the bottom edge, and the bottom center Conical alignment protrusions (23bb, 33bb) are installed to be retractable upward, and an elastic body (23bc) that is interposed between the alignment protrusions (23bb, 33bb) and one inner side to apply an elastic force downward to the alignment protrusions (23bb, 33bb) , 33bc).

8A and 8B are diagrams for explaining an operation of a picker according to an embodiment of the present invention.

The first picker 23 and the second picker 33 of the multi-picker device 1 according to an embodiment of the present invention have conical alignment protrusions 23bb and 33bb at the center of the bottom surfaces of the suction heads 23b and 33b. As the adsorption heads 23b and 33b are installed so as to be retractable, the finished parts having the through-hole h in the center can be accurately aligned and transported by adsorption.

In detail, in the present invention, as shown in FIGS. 8A and 8B, when the finished part having the through hole h in the center is adsorbed and lifted upward, the finished part is adsorbed by the elastic restoring force of the elastic bodies 23bc and 33bc. One side of the alignment protrusions 23bb and 33bb having a diameter corresponding to the size of the through hole h is supported on the inner circumferential surface of the through hole h.

Accordingly, according to the present invention, the finished parts having the through holes h of various sizes in the center can be accurately aligned and transported by adsorption.

9 is a cross-sectional view of a picker according to another embodiment of the present invention.

Referring to FIG. 9, pickers 23 and 33 according to another embodiment of the present invention include receiving portions 23bd and 33bd, shielding plates 23be and 33be, and opening and closing means 23bf and 33bf in an embodiment of the present invention. ), proximity sensors 23bg and 33bg, and a control means 60, and the remaining configurations are the same as those of an embodiment of the present invention, so a detailed description thereof will be omitted.

The receiving portions 23bd and 33bd have a cylindrical shape and are formed extending upward from one side of the inner bottom of the adsorption heads 23b and 33b to accommodate the alignment protrusions 23bb and 33bb and the elastic bodies 23bc and 33bc therein. A portion (S1) is formed, and a plurality of communication holes (23bda, 33bda) for communicating the interior of the adsorption heads (23b, 33b) and the first space (S1) are formed on the upper surface, and the intake hole (23ba, 33ba) to form a second space (S2) in communication.

The shielding plates 23be and 33be are coupled to one side of the inner surface of the adsorption heads 23b and 33b and one side of the upper end of the receiving portions 23bd and 33bd, and shield the upper portion of the second space S2.

The opening and closing means 23bf and 33bf are rotatably installed on one side of the shielding plates 23be and 33be, and serve to open or shield the upper portion of the second space S2.

The proximity sensor (23bg, 33bg) is installed on one side of the bottom of the adsorption head (23b, 33b), the distance between the adsorption object such as a finished part with a through hole (h) formed in the center and the bottom of the adsorption heads (23b, 33b) The value is measured and transmitted to the control means (60).

The control means 60 controls the operation of the vacuum device and the opening/closing means 23bf and 33bf installed externally based on the distance values measured from the proximity sensors 23bg and 33bg.

10A to 10C are views for explaining an operation of a picker according to another embodiment of the present invention.

In the picker according to another embodiment of the present invention, when the adsorption heads 23b and 33b move downward to adsorb the adsorption object, as shown in FIG. 10A, the adsorption head 23b, through the control means 60, The vacuum device connected to 33b) is operated and the opening and closing means 23bf and 33bf are shielded.

Then, as the suction force of the vacuum device acts only on the first space S1 of the receiving portions 23bd and 33bd, the suction force is higher than the elastic restoring force of the elastic bodies 23bc and 33bc, so that the alignment projections of the suction heads 22b and 33b ( 23bb and 33bb) are brought into the interior of the suction heads 22b and 33b. Accordingly, in the process of adsorbing the adsorption target, the alignment protrusions 23bb and 33bb protruding from the bottom of the adsorption heads 23b and 33b pressurize the adsorption target so that the adsorption target is not damaged.

Then, when the adsorption heads 23bb and 33bb move downward and the distance value between the bottom of the adsorption heads 23bb and 33bb measured by the proximity sensors 23bb and 33bb reaches a preset value, FIG. 10B As shown in, the opening and closing means 23bf and 33bf are opened through the control means 60.

Then, since the suction force of the vacuum device is distributed and acts in the first space S1 of the receiving parts 23bd and 33bd and the second space S2 communicating with the intake holes 23ba and 33ba, the first space As the suction force acting on the part S1 decreases to a certain extent, the elastic restoring force of the elastic bodies 23bc and 33bc acts on the alignment protrusions 23bb and 33bb.

Accordingly, as shown in FIG. 10C, the object to be adsorbed floats from the ground, is adsorbed on the bottom of the adsorption heads 23bb and 33bb, and acts on the first space S1 of the accommodating parts 23bd and 33bd. The alignment protrusions 23bb and 33bb gradually move downward and are supported on one side of the object to be adsorbed by the suction force of the device.

That is, in this embodiment, the adsorption target is adsorbed to the bottom of the adsorption heads 23b and 33b, and the alignment protrusions 23bb and 33bb gradually move downward and are supported on one side of the adsorption target. In the supported state, there is no problem that the alignment protrusions 23bb and 33bb are pressed by the alignment protrusions 23bb and 33bb or the alignment protrusions 23bb and 33bb are momentarily supported on one side of the adsorption object.

Accordingly, the present invention can more reliably prevent the object to be adsorbed from being damaged by the alignment protrusions 23bb and 33bb during the adsorption process.

11 is a side view of a multi-picker device according to another embodiment of the present invention, and FIGS. 12A and 12B are views for explaining an operation of varying the spacing of the multi-picker device according to another embodiment of the present invention.

In the multi-picker device 1 according to another embodiment of the present invention, as shown in FIG. 9, the space adjusting part 40 is adjacent to a fixed picker part 20 and a movable picker part 30 opposite to one side thereof. , A magnetic material installed on the opposite side of the neighboring movable picker unit 30 is different from the embodiment of the present invention, but the remaining configuration is the same as the embodiment of the present invention, so a detailed description thereof will be omitted. do.

The magnetic body 42 as above is installed on one side opposite to the support blocks 22 and 32, and has the same polarity, and applies an equal magnetic repulsive force to the neighboring support blocks 22 and 32 in a direction spaced apart from each other. , It serves to maintain the same spacing between the support blocks (22, 32).

Hereinafter, an operation of the multi-picker device 1 according to another embodiment of the present invention will be described.

In the multi-picker device 1 according to another embodiment of the present invention, when the second installation block 31 installed on the outermost side is moved to the right through the driving unit 50, as shown in FIG. As the blocks 21 and 31 are in close contact with each other, the spacing between the neighboring pickers 23 and 33 is switched to the minimum spacing d1.

And, when moving the second support block 32 installed on the outermost side through the driving unit 50 to the left, as shown in FIG. 10A, neighboring support blocks by magnetic repulsion between the magnetic bodies 42 (22, 32) move in a direction apart from each other.

In conjunction with this, as the neighboring installation blocks 21 and 31 are also moved in a direction that is spaced apart from each other, the distance between the neighboring picker units 23 and 33 is converted to d2 which is greater than the minimum distance d1.

In addition, the present invention further moves the second support block 32 installed on the outermost side through the driving unit 50 in the left direction, as shown in FIG. 10B, neighboring by magnetic repulsion between the magnetic bodies 42 The supporting blocks 22 and 32 move further in a direction spaced apart from each other.

In connection with this, as the neighboring installation blocks 21 and 31 are further moved in a direction spaced apart from each other, the spacing of the neighboring pickers 23 and 33 is converted to d3, which is greater than d2.

As described above, the multi-picker device 1 according to another embodiment of the present invention can be varied while maintaining the same spacing between the pickers, as in the embodiment of the present invention, so that the spacing of the storage hole with one picker device It can be applied to a variety of different trays.

Although the present invention has been described in connection with the above preferred embodiments, it is possible to make various modifications or variations without departing from the gist and scope of the invention. Accordingly, the appended claims will cover such modifications or variations that fall within the gist of the present invention.

1: multiple picker device 10: base plate
11: long hole 20: fixed picker part
21: first installation block 22: first support block
23: first picker 30: moving picker unit
31: second installation block 31a: extension plate
32: second support block 33: second picker
23a, 33a: air exhaust pipe 23aa, 33aa: outlet
23b, 33b: suction head 23ba, 33ba: intake hole
23bb, 33bb: alignment projection 23bc, 33bc: elastic body
23bd, 33bd: Receptacle 23bda, 33bda: Communication hole
23be, 33be: shielding plate 23bf, 33bf: opening and closing means
23bg, 33bg: proximity sensor
40: gap adjustment part 41: elastic member
42: magnetic material 50: drive unit
51: cylinder body 52: cylinder arm
60: control means H: insertion groove
GL: Guide rail GB: Guide block
S1: first space part S2: second space part

Claims (5)

A base plate;
A fixed picker part fixedly installed on one surface of the base plate;
A plurality of movable picker units disposed on the side of the fixed picker unit and installed to be movable along the length direction of the base plate;
A space adjusting unit installed in an area between the adjacent fixed picker unit and the movable picker unit and an area between the adjacent moving picker unit and spaced apart from each other;
It is installed on the other surface of the base plate and includes a driving unit for providing a moving force to the moving picker unit installed on the outermost side,
The fixed picker unit and the movable picker unit further include a picker for adsorbing a pickup object on one side,
The picker is
Adsorption head comprising a plurality of intake holes formed at the edge of the bottom surface, a conical alignment protrusion installed at the center of the bottom so as to be retractable upward, and an elastic body interposed between the alignment protrusion and an inner side to apply an elastic force downward to the alignment protrusion Including,
A first space in which the alignment protrusion and the elastic body are accommodated, a plurality of communication holes communicating with the inside of the adsorption head and the first space are formed on an upper surface, and a second space communicating with the intake holes on the side A receiving portion forming a portion;
A shielding plate coupled to one side of an inner surface of the adsorption head and one side of an upper end of the receiving portion and shielding an upper portion of the second space;
An opening and closing means that is rotatably installed on one side of the shielding plate and opens or shields an upper portion of the second space;
A proximity sensor installed on one side of the adsorption head and measuring a distance value between the adsorption object and the bottom of the adsorption head;
A vacuum device installed outside and a control means for controlling an operation of the opening and closing means based on the distance value measured from the proximity sensor,
The control means operates the vacuum device when the adsorption head moves downward to adsorb the adsorption object, and at the same time shields the opening/closing means, and when the distance value reaches a preset value, the opening/closing means is closed. Multi-picker device, characterized in that to open. The method of claim 1,
Insertion grooves are further formed in the opposite side of the neighboring fixed picker portion and the movable picker portion, and the opposite side of the neighboring movable picker portion,
The spacing control unit
Multi-picker device, characterized in that both ends are elastic members fixedly installed in the insertion groove. The method of claim 1,
The spacing control unit
Consisting of a magnetic material installed on the opposite side of the neighboring fixed picker unit and the movable picker unit, and the opposite side of the neighboring movable picker unit
The multi-picker device, characterized in that the magnetic material has the same polarity.



delete delete

Images