KR100237289B1 - Automatic transfer system for t-end fastener unit - Google Patents

Abstract

The present invention relates to an automatic transfer device of a t-end fastener unit for tying a pair of articles, such as socks or gloves, comprising a main body having a pair of pneumatic connectors and a pneumatic passage on both left and right sides, A plurality of rows of supply passages formed on both sides to receive the falling end of the teeing fastener unit, and fixed to a middle portion of the supply passage, fixed guide brackets having a plurality of vertical guide grooves formed on both sides thereof, and the fixing guides. Vertical guide protrusions protrude so as to move up and down in close contact with both sides of the bracket, and a pair of lifting brackets which horizontally protrudes a supporting rail piece supporting one pin portion of the dropped T-end fastener unit and the bottom of the main body are fixed. Pneumatic cylinder attached to the fixed plate fixed to the guide rod and is installed to be elastically supported between the main body and the fixed plate, It consists of a lifting plate for lifting and lowering the lifting bracket by the piston ejection operation of the pneumatic cylinder, so that the teeing fastener unit dropped from the chucking unit is automatically erected so as to automate the transfer operation using pneumatic pressure. .

Description

Automatic Feeding Device of T-End Fastener Unit

The present invention relates to an automatic transfer device of a T-END fastener unit (T-END FASTENER UNIT) for tying articles composed of a pair such as socks or gloves.

In general, tens of fasteners for attaching a tag to an article such as fasteners or socks are injection molded in a bundle of dozens, and the plastic injection-molded fastener unit is stretched through a chain drawing machine. It is then packaged and delivered in a certain quantity.

The fastener units are taken out of the injection mold by a chucking unit called a robot arm, and the chucking unit falls into a state in which the fastener unit is lying on its side when the fastener unit is taken out of the injection mold and then released. Thrown away.

The fastener unit used as a tag among the fastener units is relatively large in size and heavy on one side, so that when the chucking unit falls down, the weight is erected vertically by its own weight. As an example, according to the invention of Patent Application No. 94-30436 (Publication No. 96-17094), which is filed by the applicant, the tag attachment fastener unit is taken out as a chucking unit and then falls to the automatic feeding device in a state of lying on its side. Even if it is inserted into the transfer groove by its own weight, the heavier side is placed in the state of being placed underneath, so that the automatic transfer to the chain drawing machine is possible.

However, in the case of the T-end fastener unit for tying socks, etc., the size is small, but since one side is not particularly heavy, the T-end fastener dropped from the injection mold by the chucking unit is dropped. If the unit is relying on manual work by the operator, and if it receives the falling from the chucking unit, such as the self-applying device of the original application of the inventor of the T-end fastener unit, the T-end fastener unit is placed sideways. Since it is in a state of lying down and automatic transfer is impossible, the work of setting up the T-end fastener unit upright should be performed by manpower, causing a problem such as a decrease in productivity and an increase in production cost due to labor costs.

The present invention was created in order to solve the above problems, and the object is to facilitate the transfer to the chain stretching machine while allowing the T-end fastener unit to fall down from the chucking unit and automatically erect the straight end. In addition, it is another purpose to improve the productivity by allowing the supply passage of the plurality of rows to receive the end of the T-end fastener unit to alternately match the transfer path, and to compress the air of the T-end fastener unit in the supply passage Another purpose is to allow the t-end fastener unit to be supplied in an upright position when being pushed out.

According to claim 1 of the present invention for achieving the above object, a main body; A supply passage formed by the chucking unit and at least one or more formed in the main body to receive and feed the end-fastener unit falling from the upper side by the chucking unit and falling from above the main body to be fed to the front stretching machine; An elevating bracket which is installed to be slidably moved upward and downward along a guide of an inner wall surface of the fixed guide bracket forming one side wall of the supply passage; Protruding from the lifting bracket toward the other side wall to support the pin portion of the one end of the thi-end fastener unit falling from the chucking unit, and acts to push up one side of the t-end fastener unit and lift it when the lifting bracket is raised. Support rail; A pneumatic cylinder operative to push up the elevating bracket to place the t-end fastener unit dropped into the supply passage; And a pneumatic path formed in the main body to inject the compressed air supplied from the air compressor to feed forward the t-end fastener unit installed in the supply passage forward. It is configured to include the T-end fastener unit can be moved into the drawing machine by entering the operable state.

In addition, according to claim 2, the main body is installed to be slidable along the rail installed on the base in the direction orthogonal to the supply passage, the horizontal movement cylinder for moving the main body along the rail A large number of tee-end fastener units dropped and placed on each supply passage by sequentially matching a plurality of rows of supply passages formed in the main body with respect to one transfer passage provided in the front of the main body by being fixedly installed on one side of the main body. By feeding continuously, the work efficiency can be greatly improved.

And according to claim 3 of the present invention claims by the compressed air by having a guide rail piece protruding from the lifting bracket to accommodate the one side pin portion of the t-end fastener unit in the standing state between the support rail piece It will guide the safe transfer of the tee end fastener unit being transferred.

1 and 2 is a plan view of the automatic transport apparatus for explaining the present invention.

3 is a cross-sectional view taken along the line A-A of FIG.

4 is a cross-sectional view taken along the line B-B in FIG.

5 and 6 are cross-sectional views of the operating state of the present invention.

* Explanation of symbols for main parts of the drawings

1: body 2: expect

3: lifting bracket 4: fixed guide bracket

5: lifting plate 6: fixing plate

7: pneumatic cylinder 8: spring

9: cylinder for horizontal movement 11: supply passage

12: bottom surface 13: fixed guide rod

14a, 14b: Pneumatic path 21: Rail

31: vertical guide protrusion 32: support rail

33: guide rail flight 34: connecting rod

41: vertical guide groove 71,91: piston

100: T-end fastener unit 100a: one side pin portion

200: transfer guide 201: transfer path

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

1 and 2 is a plan view of the automatic transport apparatus for explaining the present invention, Figure 3 is a cross-sectional view taken along line AA of Figure 1, Figure 4 is a cross-sectional view taken along line BB of Figure 2, Figures 5 and 6 FIG. 1 is a cross-sectional view of an operating state of the present invention, in which reference numeral 1 denotes a main body receiving a t-end fastener unit from a chucking unit, and the main body 1 is provided with two units on the base 2, and The main body 1 is provided with a plurality of rows of supply passages 11, which are installed in accordance with the number of thi-end fastener units 100 that are injection molded in an injection mold (not shown).

That is, according to the present invention, the eight main end fastener units 100 can be accommodated in two main bodies 1 and a plurality of rows of supply passages 11 formed therein. May be configured to accommodate more than that number.

A pair of lifting brackets 3 are arranged inside each of the plurality of rows of supply passages 11 formed in the main body 1, and the lifting brackets 3 are fixed to the intermediate part 4. It is installed to be able to lift and operate in close contact.

A vertical guide protrusion 31 and a vertical guide groove 41 are formed on the close contact surfaces of the pair of lifting brackets 3 and the fixed guide brackets 4 so that the lifting brackets 3 can be accurately lifted and operated without shaking. It would be.

The support rail piece 32 and the guide rail piece 33 protrude horizontally in two stages toward the outer surface side of the elevating bracket 3, that is, the supply path 11, and the support rail piece 32 is a supply path. It protrudes long so that it may be horizontal with the bottom surface 12 of (11), and the said guide rail piece 33 is slightly shorter than the support rail piece 32.

In addition, at the bottom of each lifting bracket 3, a connecting rod 34 for guiding the lifting operation through a hole formed in the bottom of the main body 1 is attached to the lifting plate 5.

On both sides of the elevating plate 5, a fixing guide rod 13 holding the fixing plate 6 passes therethrough, and is attached to the piston 71 of the pneumatic cylinder 7 attached to the fixing plate 6, respectively. Elevating operation is installed.

And the lifting plate (5) is elastically supported by a spring (8) is installed on the upper end side of the fixed guide rod (13).

Each of the two main bodies 1 is installed on the rail 21 on the upper surface of the base 2, and the sliding movement of the main body 1 is freely installed. The sliding movement of the main body 1 is a horizontal cylinder fixedly installed on both sides of the base 2. It is comprised so that it is made of the piston 91 of (9).

On the other hand, in each of the plurality of rows of supply passages 11 formed in the main body 1, a pair of pneumatic passages 14a and 14b to which a pneumatic hose is connected is formed, one side of the pneumatic passage 14a is a supply passage 11 Shortly formed at a position in line with, and the other pneumatic path (14b) is formed long to supply air pressure to the middle portion of the supply passage (11).

One side of the main body 1 is formed with a conveying guide 200 for conveying the t-end fastener unit 100 with a chain drawing machine (not shown), the two-end fastener unit 100 in the chain drawing machine Since it can be stretched simultaneously, the transfer guide 200 has only two rows of transfer passages 201 formed therein. Accordingly, the plurality of rows of supply passages 11 formed in each of the two main bodies 1 are configured to supply the end-end fastener unit 100 while alternately coinciding with the transfer passage 201.

Referring to the operation of supplying the end-end fastener unit with the present invention as described above are as follows.

First, the operation of transferring the end-end fastener unit 100 supplied to each of the plurality of rows of the supply passages 11 while the two main bodies 11 are slidably moved will be described as shown in the examples of FIGS. 1 and 2. When the piston 91 of the horizontal movement cylinder 9 provided on both sides of (2) appeared and operated, the two main bodies 1 slide on the rails 21 to face each other so that the supply passage 11 is located on the outside. ) Coincides with the conveying passage 201 of the conveying guide 200 (see FIG. 1), and then the two main bodies 1 are moved away from each other by the immersion operation of the piston 91. The supply passage 11 located on the inner side is to match the transfer passage 201.

In the above, since two tee end fastener units 100 are supplied to each of the inner and outer supply passages 11 corresponding to the transfer passage 201, the two tee fastener units are alternately transferred. Since the pneumatic pressure is first supplied to the pneumatic passage 14b formed on both sides of the main body 1, the one on the rear side of the supply passage 11, that is, close to the conveying passage 201 (on the right side of the supply passage in the drawing) Is first conveyed, and then pneumatic pressure is supplied to the short pneumatic path 14a to convey the remaining thi-end fastener unit 100.

As described above, the operation of sequentially transferring the t-end fastener unit 100 by using pneumatic pressure is performed by a control device (not shown), and the horizontal movement cylinder 9 and the lifting bracket for sliding the main body 1 are moved. It is comprised so that a control apparatus may control the operation | movement of the pneumatic cylinder 7, etc. which raise and lower (3).

Next, the process of supplying the end-end fastener unit 100 to the plurality of rows of supply passages 11 formed in each of the two main bodies 1 and to transfer the end-end fastener unit supplied to the supply passage 11 to the chain stretching machine. Explain the operating conditions for straight alignment.

5 and 6 are views showing an operating state by extracting one main body 1, and as shown in FIG. 5, the chucking unit moves to the set position after taking out the T-end fastener unit 100 from the injection mold. However, the set position is immediately above the main body 1, in which the tee-end fastener unit 100 immediately before being taken out by the chucking unit and falling down is left sideways, and in this state, the supply passage 11 To fall).

Therefore, the end end fastener unit 100 is laid on the supply passage 11 in a state of lying on the side, at this time the lifting bracket (3) forming the inner wall surface of the supply passage 11 is in the lowered state so that the end end fastener unit 100 is in a state of lying sideways as shown in the solid line portion of FIG. 5, the piston 71 of the pneumatic cylinder 7 appears when the end-end fastener unit 100 is supplied to the supply passage 11 in this way Operation to raise the lifting plate (5), thereby lifting the lifting bracket (3) is also raised, at which time the supporting rail piece 32 to raise the one side pin portion (100A) of the tee end fastener unit 100 As it is to be lifted up, the t-end fastener unit 100 is in a state of being rotated approximately 90 ° in the supply passage 11, such a rotation operation is to make the t-end fastener unit 100 upright.

In addition, the t-end fastener unit 100, which is upright as described above, is supported by the support rail piece 32 and the guide rail piece 33 covers the upper side of the one pin portion 100a at the same time. At the time of transfer, the t-end fastener unit 100 is transferred to the transfer passage 201 while maintaining a standing state without disturbing the posture.

As described above, the T-end fastener unit 100 supplied to the supply passage 11 of the main body 1 is inverted in an upright position to be straightened, and after the transfer to the transfer passage 201 is completed, the piston 71 of the pneumatic cylinder 7 is completed. Since the lifting plate 5 is lowered to its original position by the elastic restoring force of the spring 8 that has been immersed and compressed, the lifting bracket 3 can also be supplied with its original state, that is, the tee-end fastener unit 100. It is in the state (see FIG. 5) and the next operation is repeated to transfer the tee-end fastener unit taken out to the chucking unit to the chain drawer continuously.

According to the present invention as described above, the chucking unit which automatically takes out the molded product from the injection mold can be transported continuously at the same time by automatically inverting the posture of dropping the T-end fastener unit in a state of lying on its side. In addition to the effect of automating the production process of the T-end fastener unit and improving the productivity, this effect is a conventional work force to work to straighten the falling down lying in the chucking unit Compared to the technology, it is a useful invention that provides the advantage of producing a low-end production unit of the T-end fastener unit by preventing the waste of manpower and further improving the productivity.

Claims (3)

A main body; A supply passage formed by the chucking unit and at least one or more formed in the main body to receive and feed the end-fastener unit falling from the upper side by the chucking unit and falling from above the main body to be fed to the front stretching machine; An elevating bracket which is installed to be slidably moved upward and downward along a guide of an inner wall surface of the fixed guide bracket forming one side wall of the supply passage; Protruding from the lifting bracket toward the other side wall to support the pin portion of the one end of the thi-end fastener unit falling from the chucking unit, and acts to push up one side of the t-end fastener unit and lift it when the lifting bracket is raised. Support rail; A pneumatic cylinder operative to push up the elevating bracket to place the t-end fastener unit dropped into the supply passage; And a pneumatic path formed in the main body to inject the compressed air supplied from the air compressor to feed forward the t-end fastener unit installed in the supply passage forward. Automatic transfer device of the T-end fastener unit, characterized in that configured to include. According to claim 1, wherein the main body is installed so as to slide along the rail installed on the base in a direction orthogonal to the supply passage, the horizontal movement cylinder for moving the main body along the rail is one of the main body Automatic transfer device of the T-end fastener unit, characterized in that fixed to the base on the side. The t-end fastener unit according to claim 1, further comprising a guide rail piece protruding from the elevating bracket so as to receive a pin portion of one side of the t-end fastener unit in a standing state between the support rail pieces. Automatic transfer device of the T-end fastener unit, characterized in that to guide the safe transport of.

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