TWI810969B - Pocket clamping and shrinking jig for FIBC - Google Patents

Abstract

A bag opening clamping and shrinking fixture for container bags, comprising: a first upper clamping rod, a second upper clamping rod and a A first lower clamping rod, a second lower clamping rod; a first upper attenuation plate, a second upper attenuation plate, and a first lower attenuation plate performing conjoint or separated actions along a virtual horizontal Dy-axis direction plate, a second lower shrinkage plate; the virtual horizontal Dy axis and the virtual horizontal Dx axis intersect at right angles on the same horizontal plane; The clamped first lower clamping rod and the second lower clamping rod clamp a bag mouth of a container bag located therebetween into a flat portion; the matched first upper shrinking plate and the second upper shrinking plate Cooperate with the first lower attenuation plate and the second lower attenuation plate to shrink the flat part into a bundle; the small mechanical arm clamps the C-shaped buckle and the I-shaped rod, aligns with the bundle, and the small mechanical arm The arm fastens the C-shaped buckle and the I-shaped rod to each other, and the beam part of the bag mouth is tightly gathered between the C-shaped buckle and the I-shaped rod to complete the bag closing and binding operation.

Description

Pocket clamping and shrinking jig for FIBC

The present invention relates to container bags, and more specifically, to a device for assisting the bag opening operation of container bags.

Prior art The new patent M626319 of the Republic of China discloses a mouth support device for container bags. Stretching makes its cross-section change from round to narrow and flat and keeps it upright so that it can be held by mechanical grippers to move the FIBC from the filling station to the bag strapping station for bag strapping.

The structure and technology of the C-shaped buckle (the first bundle button) and the I-shaped rod (the second bundle button) of the three patent cases of TWM603434, TWI745004, and TWM612595 are used in the bag binding operation. A linear reciprocating mechanical workpiece (such as a mechanical arm) clamps the C-shaped buckle and the I-shaped rod and operates the two to move relative to each other. After the mouth of the container bag is roughly closed, it enters the C-shaped buckle, and the second buckle foot of the C-shaped buckle penetrates into the second through opening of the I-shaped rod. The mechanical workpiece continues to operate the C-shaped buckle and the I-shaped rod to move relatively to the closing Until the bag mouth is tightened, the C-shaped buckle and the I-shaped bar lock each other to keep the bag mouth tight.

When taking out the items in the container bag, you can use scissors to cut off the C-shaped buckle and the I-shaped rod, and the mouth of the container bag can be opened.

In order to enable the bag opening to be successfully bound by the C-shaped buckle and the I-shaped rod of the prior art, the present invention proposes The utility model relates to a clamping and shrinking jig for container bags.

The technical features of the present invention: a bag opening clamping and shrinking fixture for container bags, including: a first upper clamping rod, a second An upper clamping rod, a first lower clamping rod, a second lower clamping rod; a first upper attenuating plate, a second upper attenuating plate and a The first lower attenuation plate, one second lower attenuation plate; the virtual horizontal Dy axis and the virtual horizontal Dx axis intersect at right angles on the same horizontal plane; the first upper clamp rod and the second upper clamp are oppositely clamped The rod cooperates with the first lower clamping rod and the second lower clamping rod to clamp and press a bag mouth of a container bag located therebetween into a flat part; the matched first upper shrinking plate and the second The first lower attenuation plate and the second lower attenuation plate matched by the two upper attenuation plates shrink the flat part into a bunch-like part; the small mechanical arm clamps the C-shaped buckle and the I-shaped rod, and aligns the bunch The small mechanical arm fastens the C-shaped buckle and the I-shaped rod to each other, and the beam-shaped part of the bag is tightly bound between the C-shaped buckle and the I-shaped rod to complete the bag closing and binding operation .

Efficacy of the present invention:

Before the C-shaped buckle and the I-shaped rod are bundled, the bag mouth of the container bag is clamped by the jig of the present invention and partially shrunk into a bundle, so that the C-shaped buckle and the I-shaped rod bind the bag to the bundle. The mouth is closed and tied.

Through the jig of the present invention, after the container bag is filled with materials at the filling station, it is clamped and shrunk by the jig of the present invention in the filling station, and then the container bag is removed from the container by the jig of the present invention The filling station moves to the bag mouth binding station, and in the bag mouth binding station, with the assistance of the jig of the present invention, the bag mouth closing and binding operation of the C-shaped buckle and the I-shaped rod is completed.

1: FIBC

2: pocket

3: Bag body

4: into the barrel

6: Mechanical fixed arm

7: fascicle

8: Flat part

10: base

11: frame rod

12: Upper frame rod

13: Upper frame rod

14: Actuation frame

15: Connecting part of the mechanical arm

16: lower frame rod

17: lower frame rod

200: Clamping device on the bag opening

21: The first upper clamping rod

22: The second upper clamping rod

23: The first clamping drive device

24: The second upper clamping drive device

250: Clamping device under the bag mouth

25: The first clamping bar

26: The second lower clamping rod

27: The first clamping drive device

28: The second clamping drive device

30: Pocket shrinking device

31: The first set of attenuation plates

311: the first upper attenuation plate

312: The second upper attenuation plate

313: upper shrink mouth

314: Upper shrink mouth

32: The second set of attenuation plates

321: The first lower attenuation board

322: The second lower attenuation plate

323: down shrink mouth

324: Lower shrink mouth

33: The first attenuator driving device

34: The second attenuation driving device

40: Beam reduction device displacement mechanism

41: Linear actuator

100:C type buckle

101:I type rod

d1: distance

S1: filling station

S2: Bag strapping station

M2: small mechanical arm

[Fig. 1] One of the three-dimensional appearance views of the fixture of the present invention, the clamping rod and the attenuating plate are in the unfolded state.

[ Fig. 2 ] is a front view of Fig. 1 .

[Fig. 3] The second three-dimensional appearance view of the fixture of the present invention, the clamping rod and the attenuating plate are in a closed state.

[ Fig. 4 ] is a front view of Fig. 3 .

[Fig. 5] One of the three-dimensional appearance of the jig of the present invention and one of the action diagrams for clamping the mouth of the shrinking bag.

[FIG. 6] The second operation schematic diagram continued from FIG. 5. .

[FIG. 7] The third operation schematic diagram continued from FIG. 6.

[Fig. 8] The front view of the jig of the present invention and one of the action schematic diagrams for clamping the mouth of the shrinking bag.

[FIG. 9] The second operation schematic diagram continued from FIG. 8.

[Fig. 10] A side view of the jig of the present invention and one of the action schematic diagrams for clamping the mouth of the shrinking bag.

[FIG. 11] Operation diagram 2 continued from FIG. 10.

[Fig. 12] Schematic diagram of the movement of the container bag from the filling station to the binding station by the jig of the present invention.

[FIG. 13] A schematic diagram of clamping a C-shaped buckle and an I-shaped rod by a mechanical arm cooperating with the jig of the present invention.

[Fig. 14] A schematic diagram of the jig of the present invention cooperating with the mechanical arm in Fig. 13.

[Fig. 15] is a schematic diagram showing that the sack of the container bag is bundled by a C-shaped buckle and an I-shaped bar.

In order to illustrate the central idea of the present invention expressed in the column of the above-mentioned summary of the invention, it is expressed in specific embodiments. Various objects in the embodiments are drawn according to proportions, sizes, deformations or displacements suitable for illustration, rather than drawn according to the proportions of actual components, which are described first. And in the following description, the same and symmetrically arranged elements are denoted by the same reference numerals. The use of directional terms in the following descriptions is in terms of the direction of view and should not be construed as a limit. The terms "first", "second" ... are only used to describe elements, and should not be understood as indicating or implying relative importance or order.

As shown in Fig. 1 to Fig. 4, the bag opening clamping and shrinking fixture of the container bag of the present invention includes:

A base 10 is a frame structure composed of several frame rod groups. One of the frame rods 11 of the base 10 is provided with a robot arm connecting portion 15 for connecting a large robot arm (not shown).

A pocket top clamping device 200 includes a first upper clamping rod 21 , a second upper clamping rod 22 , a first upper clamping driving device 23 , and a second upper clamping driving device 24 .

The first upper clamping driving device 23 and the second upper clamping driving device 24 are mounted on two opposite upper frame bars 12 , 13 of the base 10 respectively. The first upper clamping rod 21 and the second upper clamping rod 22 are respectively controlled by the first upper clamping driving device 23 and the second upper clamping driving device 24 to execute relative clamping or separation. The relative joining and separating of the first upper clamping rod 21 and the second upper clamping rod 22 is performed along the virtual horizontal Dx axis direction of the base 10 .

A lower clamping device 250 for the bag mouth includes a first lower clamping rod 25 , a second lower clamping rod 26 , a first lower clamping driving device 27 , and a second lower clamping driving device 28 .

The first lower clamping driving device 27 and the second lower clamping driving device 28 are respectively mounted on two opposite lower frame bars 16 , 17 of the base 10 . The first lower clamping rod 25 and the second lower clamping rod 26 are respectively controlled by the first lower clamping driving device 27 and the second lower clamping driving device 28 to execute relative clamping or separation. The relative joining and separating of the first lower clamping rod 25 and the second lower clamping rod 26 is performed along the virtual horizontal Dx axis direction of the base 10 .

The first clamping drive device 23, the second clamping drive device 24, the first clamping drive device 27 and the second clamping drive device 28 can be selected from existing guide rod slide table cylinders (as shown in Fig. shown) or similar devices.

A pocket attenuation device 30, including a first set of attenuator plates 31, a second set of attenuator plates 32, a first attenuator driving device 33, and a second attenuator drive unit 34; the pocket attenuator The device 30 is disposed on an actuating frame 14 of the base 10 and is located between the upper pocket clamping device 200 and the lower pocket clamping device 250 .

The first set of attenuator plates 31 includes a first upper attenuator plate 311 and a second attenuator plate 312; the first upper attenuator plate 311 and the second attenuator plate 312 are parallel to each other, and the first upper attenuator plate 312 is parallel to each other. The height of the beam plate 311 is slightly higher than the second upper beam plate 312 . The first upper attenuator plate 311 and the second upper attenuator plate 312 respectively define an upper attenuator port 313 , 314 on opposite edges.

The second set of attenuator plates 32 includes a first attenuator plate 321 and a second attenuator plate 322; the first attenuator plate 321 and the second attenuator plate 322 are parallel to each other, and the first attenuator plate 322 is parallel to each other. The height of the beam plate 321 is slightly higher than the second lower beam plate 322 . The first lower attenuator plate 321 and the second lower attenuator plate 322 respectively define attenuator openings 323 and 324 on opposite edges. The first set of attenuator plates 31 is located above the second set of attenuator plates 32 and separated by a distance d1.

The first attenuation driving device 33 and the second attenuation driving device 34 control the first upper attenuation plate 311 and the second attenuation plate 312 , as well as the first lower attenuation plate 321 and the second lower attenuation plate 322 Along the virtual horizontal Dy-axis direction of the susceptor 10, they coincide with each other or move away from each other. The virtual horizontal Dy axis and the aforementioned virtual horizontal Dx axis intersect at right angles on the same horizontal plane. When moving together, the first upper attenuation plate 311 and the second upper attenuation plate 312 overlap up and down, and the first lower attenuation plate 321 and the second lower attenuation plate 322 overlap up and down, so that the upper attenuation ports 313, 314 and the lower attenuation ports The attenuators 323, 324 overlap along a virtual vertical Dz axis.

The first attenuation driving device 33 and the second attenuation driving device 34 can be selected from existing magnet-type rodless slide cylinders (as shown in the figure), guide rod slide cylinders or similar devices.

A attenuator displacement mechanism 40, including at least one linear actuator 41, the linear actuator 41 is arranged on the base 10, connected and actuated the actuation frame 14 of the pocket attenuator 30 along the virtual The horizontal Dx axis reciprocates. The displacement mechanism 40 of the attenuator device can be selected from an existing guide rod slide table cylinder (as shown in the figure) or similar devices. In the illustration of the present invention, the displacement mechanism 40 of the attenuator includes three groups of cylinders 41 of guide rod slides.

The above is the structural layout of the jig of the present invention, and the operation mode of the jig of the present invention is described below.

As shown in FIG. 5 to FIG. 7 , FIG. 8 to FIG. 11 and FIG. 12 , a large mechanical arm (not shown) is connected to the base 10 . The large robot arm drives the base 10 to move back and forth between the filling station S1 (depicted in FIG. 12 ) and the pocket strapping station S2 (depicted in FIG. 12 ).

The container bag 1 is located in the filling station S1 for filling and filling, and the material is usually powder or granular. When filling materials, the automatic bagging machine (Automatic bagging machine) stretches the bag opening 2 and bag body 3 of the container bag 1 upwards, sets the bag opening 2 on the outside of the feeding cylinder 4, and mechanically fixes the arm 6. Clamp and fix the bag mouth 2 outside the feeding barrel 4, first inflate the container bag 1 to expand the bag body 3 and the bag mouth 2, and then fill the bag body 3 with materials.

After the container bag 1 is filled, the large mechanical arm drives the jig of the present invention to move from the bag strapping station S2 to the filling station S1. Separated, the first lower clamping bar 25 and the second lower clamping bar 26 of the lower clamping device 250 of the pocket are separated, so that the pocket 2 of the container bag 1 enters the first upper clamping bar 21 and the second upper clamping bar 22, and between the second lower clamp bar 25 and the second lower clamp bar 26

Next, the first upper clamping driving device 23 and the second upper clamping driving device 24 drive the first upper clamping rod 21 and the second upper clamping rod 22 to face each other and clamp the upper part of the bag opening 2 flat. Simultaneous first clamp The braking driving device 27 and the second lower clamping driving device 28 urge the first lower clamping rod 25 and the second lower clamping rod 26 to relatively merge and clamp the lower part of the pocket 2 flat. Simultaneously, the mechanical fixing arm 6 breaks away from the pocket 2 . After the originally cylindrical bag opening is clamped by the upper pocket clamping device 200 and the lower pocket clamping device 250 , the bag located between the upper pocket clamping device 200 and the lower pocket clamping device 250 The mouth 2 is sandwiched into a flat 8 .

Then, the displacement mechanism 40 of the attenuator device is activated, and the attenuator at the pocket opening 30 is urged to move toward the pocket opening. At this time, the first upper attenuator plate 311, the second upper attenuator plate 312, the first lower attenuator plate 321 and the second lower attenuator plate 322 are opened, so that the flat portion 8 of the bag opening 2 enters the bag In the indentation device 30.

Then, the first attenuation driving device 33 and the second attenuation driving device 34 control the first upper attenuation plate 311 and the second upper attenuation plate 312 to move together, and the first lower attenuation plate 321 and the second lower attenuation plate The attenuator plates 322 move in conjunction, and compress the flat portion 8 of the bag opening 2 into a bundle-like portion 7 through the upper attenuator openings 313 , 314 and the lower attenuator openings 323 , 324 .

Next, as shown in Fig. 12, the large mechanical arm drives the jig of the present invention and the container bag 1 to move from the filling station S1 to the bag binding station S2.

As shown in Figures 13 to 15, the small mechanical arm M2 clamps the C-shaped buckle 100 and the I-shaped rod 101, and the small mechanical arm M2 controls the C-shaped buckle 100 and the I-shaped rod 101 to extend into the first group of shrinking plates 31 and the second Between the shrunken bundle plates 32, the bundled part 7 of the pocket 2 is aligned, and the small mechanical arm M2 penetrates the buckle foot of the C-shaped buckle 100 into the through opening of the I-shaped rod 101, and the bundled part 7 is tightened. Converge between the C-shaped buckle 100 and the I-shaped rod 101 to complete the constriction and binding operation of the pocket 2.

10: Base

11: frame rod

12: Upper frame rod

13: Upper frame rod

14: Actuation frame

15: Connecting part of the mechanical arm

16: lower frame rod

17: lower frame rod

200: Clamping device on the bag opening

21: The first upper clamping rod

22: The second upper clamping rod

23: The first clamping drive device

24: The second upper clamping drive device

250: Clamping device under the bag mouth

25: The first clamping bar

26: The second lower clamping rod

27: The first clamping drive device

28: The second clamping drive device

30: Pocket shrinking device

31: The first set of attenuation plates

311: the first upper attenuation plate

312: The second upper attenuation plate

313: upper shrink mouth

314: Upper shrink mouth

32: The second set of attenuation plates

321: The first lower attenuation board

322: The second lower attenuation plate

323: down shrink mouth

324: Lower shrink mouth

33: The first attenuator driving device

34: The second attenuation driving device

40: Beam reduction device displacement mechanism

41: Linear actuator

Claims (9)

A jig for clamping and shrinking the mouth of a container bag, the jig includes: a base; A clamping device on the bag opening includes a first upper clamping rod, a second upper clamping rod, a first upper clamping driving device, and a second upper clamping driving device; the first upper clamping driving device and the The second upper clamping driving device is respectively installed on the base; the first upper clamping rod and the second upper clamping rod are respectively controlled by the first upper clamping driving device and the second upper clamping driving device along the A virtual horizontal Dx-axis direction of the base is used to perform relative clamping or phase-separating actions; A clamping device under the bag mouth, including a first clamping rod, a second clamping rod, a first clamping drive device, and a second clamping drive device; the first clamping drive device and the second lower clamping drive device are installed on the base respectively, and are located below the upper clamping device of the bag opening, and the upper clamping device of the pocket opening and the lower clamping device of the pocket opening are separated by a distance; the first lower clamping device The rod and the second lower clamping rod are respectively controlled by the first lower clamping driving device and the second lower clamping driving device to perform relative clamping or separation along the virtual horizontal Dx axis direction; A pocket shrinking device is arranged on the base, and is located between the upper clamping device of the pocket and the lower clamping device of the pocket; the pocket shrinking device includes a first group of shrinking plates, a second A group of attenuation plates, a first attenuation drive device and a second attenuation drive device; the first set of attenuation plates includes a first upper attenuation plate and a second upper attenuation plate; the second attenuator The beam attenuation plate includes a first lower attenuation plate and a second lower attenuation plate; the edges of the first upper attenuation plate and the second upper attenuation plate are respectively provided with an upper attenuation opening; the first lower attenuation plate The opposite edges of the attenuator plate and the second lower attenuator plate are respectively provided with lower attenuator openings; the first group of attenuator plates are located above the second group of attenuator plates at a distance; the first attenuator drive device and the second attenuator driving device control the first upper attenuator plate and the second attenuator plate, and the first lower attenuation plate and the second lower attenuation plate move toward or away from each other along a virtual horizontal Dy axis of the base; the virtual horizontal Dy axis is at the same level as the virtual horizontal Dx axis intersect at right angles in the horizontal plane; a attenuator displacement mechanism, installed on the base, connected to and driving the pocket attenuator to reciprocate along the virtual horizontal Dx axis of the base; With the above structure, the mouth of a container bag is flattened by the first upper clamping rod and the second upper clamping rod, the first lower clamping rod and the second lower clamping rod to form a flat portion, The flat portion is radially squeezed and shrunk by the upper attenuator and the lower attenuator moving in conjunction with each other, so that the pocket between the first set of attenuator plates and the second set of attenuator plates is radially compressed. Compress into a bundle. The jig for clamping and shrinking the container bag as described in claim 1, wherein the base is provided with a connecting part of a mechanical arm for connecting a large mechanical arm; the large mechanical arm drives the jig on the container bag A filling station and a bag strapping station move back and forth. The jig for clamping and shrinking the mouth of the container bag as described in claim 2, wherein the jig performs the bundle portion on the mouth of the container bag that has been filled with materials at the filling station. forming. The tool for clamping and shrinking the mouth of a container bag according to claim 1, wherein the height of the first upper shrinking plate is slightly higher than that of the second upper shrinking plate, and the height of the first lower shrinking plate is The height is slightly higher than the second lower attenuation plate; when the first upper attenuation plate and the second upper attenuation plate are combined, they overlap up and down, and the first lower attenuation plate and the second lower attenuation plate are combined When overlapping up and down. A jig for clamping and shrinking the mouth of a container bag, the jig includes: a base; A clamping device on the bag mouth, including a first upper clamping rod, a second upper clamping rod, a first upper clamping clamping driving device, a second upper clamping driving device; the first upper clamping driving device and the second upper clamping driving device are respectively installed on the base; the first upper clamping rod and the second upper clamping rod Respectively controlled by the first upper clamping driving device and the second upper clamping driving device to perform relative clamping or phase separation along a virtual horizontal Dx axis direction of the base; A pocket shrinking device is located on the base and is located under the clamping device on the pocket; the pocket shrinking device includes a first set of shrinking plates, a second set of shrinking plates, a first Attenuator driving device and a second attenuator driving device; the first group of attenuator plates includes a first upper attenuator plate and a second upper attenuator plate; the second attenuator plate includes a first lower attenuator plate A beam attenuation plate and a second lower attenuation plate; the first upper attenuation plate and the second upper attenuation plate are respectively provided with an upper attenuation port at the edges opposite to each other; the first lower attenuation plate and the second lower attenuation plate The opposite edges of the attenuator plates are respectively provided with attenuator openings; the first group of attenuator plates are located above the second group of attenuator plates at a distance; the first attenuator driving device and the second attenuator drive The device controls the first upper attenuation plate and the second upper attenuation plate, as well as the first lower attenuation plate and the second lower attenuation plate to coincide or coincide with each other along a virtual horizontal Dy-axis direction of the base Move away; the virtual horizontal Dy axis and the virtual horizontal Dx axis intersect at right angles on the same horizontal plane; a attenuator displacement mechanism, installed on the base, connected to and driving the pocket attenuator to reciprocate along the virtual horizontal Dx axis of the base; With the above structure, the mouth of a container bag is clamped by the first upper clamping bar and the second upper clamping bar which are combined relatively, and a part of the bag opening is then moved by the upper converging mouth and the The lower attenuator aperture is compressed radially so that the pocket between the first group of attenuator plates and the second group of attenuator plates is radially compressed into a bundle-like portion. The jig for clamping and shrinking the mouth of the container bag as described in claim 5, wherein the base is provided with a mechanical arm connection part for a large mechanical arm to connect to; the large mechanical arm drives the jig to A filling station and a bag binding station of the container bag move back and forth. The jig for clamping and shrinking the mouth of the container bag as described in claim 6, wherein the jig performs the bundle portion on the mouth of the container bag that has been filled with materials at the filling station. forming. The tool for clamping and shrinking the mouth of a container bag according to claim 5, wherein the height of the first upper shrinking plate is slightly higher than that of the second upper shrinking plate, and the height of the first lower shrinking plate is The height is slightly lower than the second lower attenuation plate; when the joint moves, the first upper attenuation plate and the second upper attenuation plate overlap up and down, and the first lower attenuation plate and the second lower attenuation plate The plates are overlapped up and down so that the upper attenuator and the lower attenuator overlap along a vertical Dz axis. A pocket clamping and shrinking jig for container bags, comprising: A first upper clamping rod and a second upper clamping rod that perform relative clamping or separation along a virtual horizontal Dx axis direction; the relative clamping of the first upper clamping rod and the second upper clamping rod will the upper portion of a mouth of a FIBC located therebetween; A first lower clamping rod and a second lower clamping rod that perform relative clamping or separation along the direction of the virtual horizontal Dx axis; the first lower clamping rod and the second lower clamping rod that are relatively clamped will The lower part of the mouth of the container bag located therebetween is pinched so that a flat part is formed between the upper part and the lower part of the mouth of the bag; A first upper attenuation plate and a second upper attenuation plate performing conjoint or separated actions along a virtual horizontal Dy axis; the virtual horizontal Dy axis and the virtual horizontal Dx axis intersect at right angles on the same horizontal plane; a first lower attenuation plate and a second lower attenuation plate performing conjoint or separated actions along the virtual horizontal Dy-axis direction; The first upper attenuator plate and the second upper attenuator plate, as well as the first lower attenuator plate and the second lower attenuator plate contract the flat portion of the bag opening into a bunch-like portion.

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