JP4873639B2 - Bundling method and bundling apparatus - Google Patents

Description

  The present invention relates to a bundling method and a bundling apparatus. More specifically, the present invention relates to a bundling method and a bundling apparatus for bundling a plurality of objects to be bound, for example, skin-packed in the middle of conveyance and carrying them out.

Conventionally, buckets are arranged in a chain arrangement direction on endless chains arranged side by side to form a bucket row, and a conveyor conveyer in which this bucket row is arranged on the endless chain at an appropriate interval in the conveyance direction is driven. The binding method (apparatus) for transporting the objects to be bound held in the bucket row, binding the objects to be bound in the binding means provided in the middle of the transport, and transporting the bound objects to be bound from the unloading end. Is known (see, for example, Patent Document 1).
JP-A-7-69310 (Claims, FIGS. 2 and 3)

  However, in the bundling method (apparatus) described in Japanese Patent Application Laid-Open No. 7-69310, for example, a cylindrical product (for example, salami sausage) is placed on a mount film that is difficult to deform, and the mount film and the cylindrical shape are mounted. If you bind three skin pack-wrapped items that cover the entire surface of the product with a thin skin pack film, even if you put three items in one bucket row and bind them together, Since the hard backing film rebounded, it was impossible to bind the three pieces neatly without loosening.

  The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a bundling method and a bundling apparatus that can bind a plurality of, for example, three of them in a skin-packed package without slack. Is.

  In order to solve the above problems, the invention according to claim 1 is a conveyance having a plurality of endless chains arranged side by side and a plurality of bucket rows formed by buckets arranged in the arrangement direction of the endless chains. The conveyor is driven to convey the objects to be bundled held in the bucket row, and in the bundling means provided in the middle of conveyance, a plurality of units of the objects to be bundled are wound with a bundling adhesive tape to bind and bind A bundling method for carrying out an object to be bundled from a carry-out end, wherein the bucket row is set as a set of a plurality of units, and the bucket rows at both ends in the conveying direction of the plurality of unit bucket rows are raised before the bundling means. Then, a plurality of objects to be bound held in each bucket row are brought into contact with each other and conveyed to the binding means in this state to bind a plurality of objects to be bound.

  In this invention, the plurality of unit bucket rows are made into three units, the bucket rows at both ends of the three unit bucket rows in the transport direction are raised by 120 degrees, and the lateral view with respect to the transport direction is three buckets. It is preferable to form a substantially equilateral triangle and bring the three objects to be bound into contact with each other (claim 2).

  In addition, it is preferable that the objects to be bound respectively held in the plurality of bucket rows before starting up before the bundling means in the conveying direction are pushed into the buckets by the pushing means (claim 3).

  The invention according to claim 4 embodies the bundling method according to claim 1 and is formed by a plurality of endless chains arranged in parallel and buckets arranged in the arrangement direction of the endless chains. A transport conveyor having a plurality of bucket rows is driven to transport the objects to be bound held in the bucket rows, and a plurality of units of the objects to be bound are wound with a binding adhesive tape in a binding means provided in the middle of the transport. A bundling device for rotating and bundling and carrying out a bundled article from a carry-out end, wherein the transport conveyor is provided with one or more sets of a plurality of unit bucket rows on the endless chain, and a plurality of unit buckets A raising mechanism is provided for raising the bucket rows at both ends in the carrying direction of the row toward the center, and the raising mechanism is operable by engaging with a guide provided before the bundling means is carried. The raising mechanism engages with the guide before the bundling means, and the bucket rows at both ends in the transport direction of the plurality of unit bucket rows are raised and held in each bucket row. A plurality of objects to be bound are brought into contact with each other, and in this state, the objects are transported to the binding means to bind the plurality of objects to be bound.

  5. The bundling apparatus according to claim 4, wherein the plurality of unit bucket rows are set in units of three, and the start-up mechanism raises the bucket rows at both ends of the three unit bucket rows in the conveyance direction by 120 degrees and conveys them. It is preferable that the side view with respect to the direction has a structure in which three buckets form a substantially equilateral triangle so that the three objects to be bound come into contact with each other (Claim 5).

  Further, the invention according to claim 6 is the binding device according to claim 4 or 5, wherein the start-up mechanism includes front and rear support pieces that support bucket rows at both ends in the transport direction of a plurality of unit bucket rows. The front and rear support pieces pivotably support the front and rear support pieces, respectively, and the front and rear connecting pieces fixed to the front and rear support pieces at both ends are rotatable. A movable member that is pivotally attached, an engagement roller that is pivotally pivotally attached to a pivotal portion between the movable member and the rear connecting piece, and an elastic force that constantly biases the bucket rows at both ends in a horizontal posture. A spring member, and the guide is configured to move the bucket rows at both ends in the carrying direction of the plurality of unit bucket rows against the elastic force of the spring member when the engaging roller comes into contact with and engages in the carrying process. Starting step and the transport direction from the top of this step And a parallel guide surface that guides the engagement roller that has passed over the stepped portion.

  Further, the invention according to claim 7 is the binding device according to claim 6, wherein the guide further includes a release step portion for releasing the engagement with the engagement roller at the conveyance direction side end of the parallel guide surface. It is characterized by comprising.

  Further, the invention according to claim 8 is the binding device according to claim 4 or 5, wherein the objects to be bound respectively held in the plurality of bucket rows before starting up in the transport direction of the binding means are connected to the bucket. It further comprises pushing means for pushing inward. In this case, the pushing means includes a pushing head for pushing the object to be bound inward of the bucket, and holding protrusions provided on opposing surfaces of side plates disposed at both ends of the bucket in the arrangement direction. It is more preferable to comprise a push rod that pushes both ends.

  According to the first, second, fourth, fifth, sixth, and seventh aspects of the present invention, the conveyance conveyor is driven to convey the objects to be bound held in each bucket row, before the binding means provided in the middle of the conveyance. Then, the bucket rows at both ends in the conveyance direction of the plurality of unit bucket rows are raised to bring the plurality of objects to be bound held in each bucket row into contact with each other, and in this state, the bundle rows are conveyed to the bundling means and bound In the means, a binding adhesive tape is wound around a plurality of objects to be bound, and both ends of the windings are overlapped and crimped and cut to bind a plurality of objects to be bound, and the bound objects to be bound are carried out to the end. Can be taken out from.

  According to the third, eighth, and ninth aspects of the present invention, the objects to be bound respectively held in the plurality of bucket rows before the start-up before the bundling means in the transport direction are pushed into the bucket by the pushing means. Thus, the objects to be bound can be held in the same state in each bucket row. For example, in a bound article packaged in a sukkin pack, the skin pack film is transported one by one by a pushing means.

  According to the bundling method and bundling device of the present invention, the following effects can be obtained because of the configuration as described above.

  (1) According to the first, second, fourth, fifth, sixth, and seventh aspects of the present invention, a plurality of bucket rows at both ends in the conveying direction of a plurality of unit bucket rows are started up and held in each bucket row. Since the objects to be bound are brought into contact with each other and a plurality of objects to be bound are bound in the binding means in this state, the objects are not loosened and can be bound neatly.

  (2) According to the inventions described in claims 3, 8, and 9, the objects to be bundled held in the respective bucket rows are pushed inward of the buckets by pushing means, so that the items to be bundled are put into the bucket rows. It can be held in the same state. For example, in the case of a bundled article packed in a sackin pack, the skin pack film can be held in a state of being squeezed one by one by pushing means. In addition to this, there is no further slack and it can be neatly bound.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the best embodiment of the present invention will be described in detail with reference to the accompanying drawings.

  FIG. 1 is a schematic side view showing an entire example of a bundling device according to the present invention, and FIG. 2 is a schematic front view of the bundling device. Here, as will be described later, a skin-pack-wrapped material 1 for covering the entire surface of the backing film 2 and the cylindrical product 1a (a material to be bound 1a) with a thin skin pack film 3, such as salami sausage 3 A case of binding pieces (books) will be described.

  As shown in FIG. 1, the bundling device has a carry-in conveyor 10 having a carry-in part 11 for the object 1 to be bound at one end (right side in FIG. 1) and a carry-out part 12 at the other end (left side in FIG. 1). , A bundling means 60 provided in the middle of conveyance in the conveyance conveyor 10, a pushing mechanism 40 as a pushing means provided on the front side of the bundling means 60, and a carry-out conveyor 80 provided on the discharge portion side of the conveyance conveyor 10. It has.

  The transport conveyor 10 is provided with a plurality of endless chains 15 (two in the drawing are shown in parallel) spanning a plurality of sprockets 14a, 14b, 14c (three are shown in the drawing) that are rotatably mounted on the machine frame 13. The endless chain 15 is shown in the case of two rows) to form a conveying path. The endless chain 15 has a plurality of bucket rows 17a, 17b, 17c formed by buckets 16 arranged in the chain arrangement direction. Are arranged at appropriate intervals along the transport direction. The sprockets 14a, 14b, 14c of each endless chain 15 are connected by rotating shafts 18a, 18b, 18c, respectively. Further, one of the sprockets 14a, 14b, and 14c has a transmission chain 19 spanned between the drive sprocket 52 mounted on the drive shaft 51 of the drive motor 50 capable of intermittent rotation, and the drive motor It is formed so that the object 1 is intermittently conveyed by 50 intermittent driving.

  The bucket rows 17a, 17b, and 17c form a set of three unit bucket rows 17a, 17b, and 17c adjacent to each other in the transport direction, and a startup mechanism 20 and a guide 30 described later cooperate. The two bucket rows 17a and 17c at both ends in the transport direction of the three unit bucket rows 17a, 17b and 17c rise toward the central bucket row 17b and are held in the bucket rows 17a, 17b and 17c. It is comprised so that the three to-be-bound objects 1 may contact.

  The buckets 16 forming the bucket rows 17a, 17b, and 17c are formed in a substantially U shape provided with a pair of side wall portions 16a that hold the objects 1 to be bound, as shown in FIGS. On the outside of the side wall portion 16a, there is a mounting piece 16c that bends outward from the top of the standing wall 16b that is slightly higher than the side wall portion 16a, and a standing piece 16d that stands up from the tip of the mounting piece 16c. A pair of mounting members 16e are provided. Further, the bucket 16 forming the bucket rows 17a and 17c is connected to the front support piece 21a or the rear support piece 21b of the rising mechanism 20 described later on the side in the width direction of the side wall portion 16a on the bucket row 17b side. It is formed so as to be able to rise upward from the mounting member 16e by the operation of the raising mechanism 20.

In the bucket rows 17a, 17b, and 17c, side plates 45 constituting the push-in mechanism 40 are disposed at both ends of the bucket 16 in the arrangement direction, and the opposing surfaces of the side plates 45 are held in a substantially semicircular cross section. A protrusion 46 is provided (see FIG. 2).

  The start-up mechanism 20 is provided on both sides of the conveyor 10, and as shown in FIGS. 9 to 11, the two bucket rows 17a and 17c at both ends of the three bucket rows 17a, 17b and 17c are provided. The front support piece 21a and the rear support piece 21b to be supported, the front support piece 22a and the rear support piece 22b that pivotally support the front support piece 21a and the rear support piece 21b, respectively, and both ends are front parts. A movable member 24 pivotally attached to the front connection piece 23a and the rear connection piece 23b fixed to the support piece 21a and the rear support piece 21b, respectively, and a pivot attachment of the movable member 24 and the rear connection piece 23b. When the engaging roller 25 pivotally attached to the portion and the bucket rows 17a and 17c at both ends are always in a horizontal posture, that is, when an elastic force is applied to the parallel portion of the endless chain 15 in a horizontal posture. It is provided with a member 26. That is, the start-up mechanism 20 includes the endless chain 15, the front and rear pivot portions 22a and 22b, the front support piece 21a and the front connection piece 23a, the rear support piece 21b and the rear connection piece 23b, and the movable member 24. And a spring member 26 for constantly urging the bucket rows 17a and 17c at both ends in a horizontal posture. In this case, the spring member 26 includes a locking piece 24a projecting from the rear connection piece 23b side end of the movable member 24 and a spring receiving piece 27a suspended from the lower surface of the base member 27 on the lower side of the bucket row 17a. It is formed by a tension spring stretched between the two. The spring member 26 is not necessarily formed by a tension spring, and may be formed by a compression spring or the like as long as the bucket rows 17a and 17c always urge the elastic force in a horizontal posture.

  On the other hand, as shown in FIGS. 9 to 11, the guide 30 has a step portion 31 with which the engaging roller 25 of the start-up mechanism 20 abuts and engages in the conveying process, and the upper end of the step portion 31 in the conveying direction. And a parallel guide surface 32 that guides the engaging roller 25 that extends over the step portion 31. The guide 30 further includes a release step 33 for releasing the engagement with the engagement roller 25 at the end of the parallel guide surface 32 in the conveyance direction, that is, on the carry-out portion 12 side (FIGS. 1 and 3). reference).

By forming the raising mechanism 20 and the guide 30 as described above, the bucket rows 17a, 17b, and 17c in units of three move in the transport direction, and the engagement roller 25 engages with the step portion 31 of the guide 30. When abutting and further moving, as shown in FIG. 10, the rear connecting piece 23b pivotally attaching the engaging roller 25 against the elastic force (tensile force) of the spring member 26 is counterclockwise with the rear pivot portion 22b as a fulcrum. The rear support piece 21b is also rotated counterclockwise to raise the bucket row 17c on the rear end side, while the front portion is moved along with the counterclockwise movement on the rear end side of the movable member 24. The connecting piece 23a rotates clockwise with the front pivot portion 22a as a fulcrum, and the front support piece 21a also rotates clockwise to raise the bucket row 17a on the front end side. After that, when the engagement roller 25 gets over the step portion 31, the bucket rows 17a and 17c are raised by 120 degrees, and the lateral view with respect to the transport direction forms a substantially equilateral triangle with the three bucket rows 17a, 17b and 17c. It forms and makes the three to-be-bundled objects 1 contact. After the engagement roller 25 has passed over the step portion 31, the engagement roller 25 and the step portion 31 are disengaged, and the bucket rows 17a, 17b, and 17c are substantially shortened by the elastic force (tensile force) of the spring member 26. The equilateral triangle state is maintained (see FIG. 11 ).

  As shown in FIGS. 2, 5, 6 and 8, the push-in mechanism 40 is a lifting / lowering mechanism composed of an air cylinder suspended from an upper beam portion 13b of a portal frame 13a erected on the upper portion of the machine frame 13. The cylinder 41 and a pushing head 43 attached to the tip of the piston rod 42 of the elevating cylinder 41 are provided, and the pushing head 43 is lowered by driving of the elevating cylinder 41, and the tip pressing portion 43 a of the pushing head 43. However, the upper part of the to-be-bound object 1 mounted on the mounting member 16e of the bucket 16 of the bucket row 17a, 17b, 17c is pressed, and the to-be-bound object 1 is pushed inward of the bucket 16 (refer FIG. 6). As a result, as shown in FIGS. 7A and 7B, the skin package-wrapped articles 1 placed on the placement member 16 e have the skin pack films 3 one by one by the pushing head 43. The backing film 2 is deformed and held in the bucket 16 by being pushed down with the scissors.

  The push-in mechanism 40 includes push rods 44 that are attached to both ends of the push head 43 in a direction orthogonal to the conveyance direction of the object 1 to be bundled. As shown in FIGS. 6 and 8, the push rod 44 descends together with the push head 43 by driving the elevating cylinder 41, and protrudes from the opposing surfaces of the side plates 45 disposed at both ends of the bucket 16 in the arrangement direction. The mount film 2 at both ends of the object 1 is pushed below the holding protrusion 46. Thereby, since the mount film 2 having a repulsive force is held by the holding protrusions 46, it is possible to reliably prevent the object 1 from being lifted from the bucket 16.

  On the other hand, as shown in FIGS. 3 and 4, the bundling means 60 includes a bundling adhesive tape support 63 that supports the winding reel 62 of the bundling adhesive tape 61, a head 65 having a cutting blade 64, and a bundling adhesive tape. A tape holding portion 66 for holding the cut end of 61, and the head 65 and the tape holding portion 66 are moved up and down relatively, for example, the head 65 is moved up and down with respect to the tape holding portion 66 to bind the object 1 The bundling adhesive tape 61 is wound around, and the winding ends are formed by a bundling mechanism 60 </ b> A configured to overlap and wrap both ends.

  In this case, the bundling adhesive tape support part 63 is erected on the upper girder part 13 b of the machine frame 13. A cut end portion of the binding adhesive tape 61 attached to the winding reel 62 that is detachably supported by the binding adhesive tape support portion 63 is pulled out from the winding reel 62 and is guided to the machine frame 13. It is guided to a tape holding part 66 through a roller 67. And it hold | maintains at the flat holding surface 68a of the polygonal holding body 68 which comprises the tape holding | maintenance part 66. FIG.

  The head 65 is provided at a free end portion of a swing arm 69 pivotally attached to the cross beam portion 13 c of the machine frame 13. The swing arm 69 has a middle portion of the swing arm 69 rotatably connected to a piston rod 70a of a downward operation cylinder 70 attached to the upper girder portion 13b of the machine frame 13 via a pin 71. Then, the piston rod 70 a is expanded and contracted by the operation of the operation cylinder 70, so that the free end portion of the swing arm 69, that is, the head 65 moves up and down with respect to the tape holding portion 66. The head 65 is provided with a pressing roller 72 that presses the bundling adhesive tape 61 toward the flat holding surface 68a of the holding body 68 constituting the tape holding portion 66, and urges the elastic force of the pressing spring 73. In addition, a crimping rod 75 that is pressed against a crimping stand 74 disposed in the vicinity of the holding body 68 is provided.

  In the bundling means 60 configured as described above, before bundling, the cut-off end portion of the bundling adhesive tape 61 is held by the holding body 68 of the tape holding unit 66 and the bundling adhesive tape 61 is stretched. And as above-mentioned, the three to-be-bundled objects 1 which mutually contacted are conveyed, and the bundling adhesive tape 61 is wound around the three to-be-bundled objects 1 by traversing the stretched part of the bundling adhesive tape 61. . Thereafter, the operating cylinder 70 is driven and the swing arm 69 is rotated clockwise in FIGS. 3 and 4, whereby the pressing roller 72 is pressed against the holding body 68 and the crimping rod 75 is pressed against the crimping table 74. Then, the wound end portions of the binding adhesive tape 61 are overlapped and pressure-bonded with each other, and then cut by the cutting blade 64.

  In the above description, the case where the head 65 having the crimping rod 75 and the cutting blade 64 is provided on the swing arm 69 has been described. However, as long as the head 65 and the tape holding portion 66 move relatively up and down. However, such a structure is not necessarily required. For example, the head 65 having the crimping rod 75 and the cutting blade 64 may be moved up and down by an elevating cylinder instead of the swing arm 69.

  As shown in FIG. 12, the three objects to be bound 1 bound by the binding means 60 are transported to the carry-out unit 12, and a sudden drop is prevented by a chute 81 with a buffer function provided in the carry-out unit 12. In this state, it is guided below the carry-out conveyor 80, pushed out onto the carry-out conveyor 80 by the push-out cylinder 82, and then carried out by the carry-out conveyor 80.

  Next, the operation | movement aspect of the binding apparatus based on this invention is demonstrated. First, it waits in the state which hold | maintained the cutting | disconnection edge part of the binding adhesive tape 61 in the binding means 60 with the holding body 68 of the tape holding part 66, and tensioned the binding adhesive tape 61. FIG. Next, the object to be bundled 1 is thrown into the bucket 16 of the bucket row 17a, 17b, 17c in the carry-in part 11, and the three bucket rows 17a, 17b, into which the material to be bundled 1 is thrown by the carry-out conveyor 80 that is intermittently driven. 17c is moved to just below the push-in mechanism 40 and stopped. Then, the raising / lowering cylinder 41 of the pushing mechanism 40 is actuated, and the pushing head 43 and the pushing rod 44 are lowered by the driving of the raising / lowering cylinder 41, and the tip pressing portion 43a of the pushing head 43 is moved to the bucket rows 17a, 17b, 17c. The upper portion of the object 1 to be bound placed on the placement member 16e of the bucket 16 is pressed, and the push rod 44 is below the holding projection 46 projecting on the side plate 45 from the backing film 2 at both ends of the object 1 to be bound. The objects to be bound 1 are pushed inward of the buckets 16 with the skin pack films 3 being squeezed one by one by the pushing head 43, and the objects to be bound 1 are pushed into the buckets of the bucket rows 17a, 17b, 17c. 16 is kept in a uniform state (see FIGS. 6, 7B and 8C). The pushing head 43 that has finished pushing operation is raised to prepare for the next pushing operation.

  After the pushing operation is performed by the pushing mechanism 40, the carry-out conveyor 80 is driven to convey the object 1 to be bound to the binding means 60 side. In this conveying process, when the engaging roller 25 of the raising mechanism 20 provided in the three unit bucket rows 17a, 17b, and 17c comes into engagement with the step 31 of the guide 30 and further moves, FIG. As shown, the rear end side bucket row 17c rises and the front end side bucket row 17a rises. After that, when the engagement roller 25 gets over the step portion 31, the bucket rows 17a and 17c are raised by 120 degrees, and the lateral view with respect to the transport direction forms a substantially equilateral triangle with the three bucket rows 17a, 17b and 17c. The three objects 1 to be formed are brought into contact with each other (see FIG. 11).

  Next, the three objects to be bound 1 that are in contact with each other are conveyed, and the binding adhesive tape 61 is wound around the three objects to be bound 1 by crossing the stretched portion of the binding adhesive tape 61. Thereafter, when the operating cylinder 70 is driven and the swing arm 69 is rotated, the pressing roller 72 provided on the head 65 at the tip of the swing arm 69 presses the holding body 68 and the crimping rod 75 is moved. The wound end portions of the bundling adhesive tape 61 are overlapped with each other by pressure contact with the pressure-bonding table 74 and pressure-bonded, and then cut by the cutting blade 64.

  The three objects to be bound 1 bound by the binding means 60 are discharged from the carry-out unit 12 via the carry-out conveyor 80.

  The engagement roller 25 of the start-up mechanism 20 is released from the release step portion 33 located in the carry-out portion 12 after passing through the bundling means 60 and is restored by the elastic force of the spring member 26. The three bucket rows 17 a, 17 b, and 17 c are returned to the horizontal posture with respect to the parallel portion of the endless chain 15. The bundled object 1 is similarly loaded into the buckets 16 of the bucket rows 17a, 17b, and 17c returned to the horizontal posture and the same operation as described above is performed, so that the bundled objects 1 in units of three units are continuously provided. Can be united.

  The bundling method (apparatus) according to the present invention is particularly suitable in that three pieces to be bound 1 such as salami sausage that are packaged in a skin pack can be bound without slack.

  In the above embodiment, the case where three (pieces) to-be-bundled objects 1 are bound has been described. However, the number of the to-be-bundled objects 1 is not necessarily three. For example, two objects to be bound 1 Can be bound in the same manner.

  Moreover, although the said embodiment demonstrated the case where the to-be-bundled objects 1 such as salami sausage etc. which were skin-pack-wrapped were bound by the bundling method (apparatus) which concerns on this invention, the to-be-bundled object which is not skin-pack-wrapped Of course, it is possible to bind a plurality of pieces without slack.

  In the above embodiment, the case where the number of endless chains 15 is four has been described. However, one endless chain 15 may be two, or one or two endless chains 15 may be arranged in three or more rows. And each bucket in the bucket row may be bound with a binding adhesive tape.

It is a schematic side view which shows the whole of an example of the binding apparatus which concerns on this invention. It is a schematic front view which shows a part of said binding apparatus in a cross section. It is a side view which shows the binding means in this invention. It is a principal part expanded side view which shows the operation state of the head and tape holding | maintenance part in the said bundling means. It is a side view which shows the pushing-in means in this invention. It is a side view which shows the pushing state of the said pushing means. It is a side view (a) which shows the state which thrown the binding material into the bucket in this invention, and the side view (b) which shows the state which pushed the binding material into the bucket. It is a schematic front view which shows the state which pushes the both ends of a to-be-bound thing in a bucket with the pushing means in this invention. It is a schematic side view which shows the state before engagement with the starting mechanism and guide in this invention. It is a schematic side view which shows the state in the middle of the bucket rising by the said raising mechanism. It is a schematic side view which shows the state (bind state) which the bucket stood up by the said raising mechanism. It is a schematic side view which shows the discharge | emission state of the thing to be bound in the carrying-out part in this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bundled thing 10 Conveyor 14a, 14b, 14c Sprocket 15 Endless chain 16 Bucket 17a, 17b, 17c Bucket row 20 Startup mechanism 21a Front support piece 21b Rear support piece 22a Front support part 22b Rear support part 23a Front part Connecting piece 23b Rear connecting piece 24 Movable member 25 Engagement roller 27 Spring member 30 Guide 31 Step 32 Parallel guide surface 33 Release step 40 Pushing mechanism (pushing means)
41 Lifting cylinder 43 Pushing head 44 Pushing rod 45 Side plate 46 Holding projection 60 Bundling means 60A Bundling mechanism 61 Bundling adhesive tape 64 Cutting blade 65 Head 66 Tape holding part 80 Unloading conveyor

Claims (9)

A bundled object held in the bucket row by driving a conveyor having a plurality of endless chains arranged in parallel and a plurality of bucket rows formed by buckets arranged in the arrangement direction of the endless chains. In a bundling means provided in the middle of conveyance, a plurality of units to be bundled are wound by bundling with a bundling adhesive tape, and the bundled material to be bound is carried out from the carry-out end,
A plurality of objects to be bound to be held in each bucket row by raising the bucket rows at both ends in the transport direction of the plurality of bucket rows in front of the bundling unit as a set with a plurality of bucket rows. And bundling a plurality of objects to be bound. The binding method is characterized in that: The binding method according to claim 1,
The bucket row of the plurality of units is set to 3 units, the bucket rows at both ends in the transport direction of the three unit bucket row are raised by 120 degrees, and the side view with respect to the transport direction has a substantially equilateral triangle with three buckets. A bundling method characterized in that the bundling objects are formed and brought into contact with each other. The binding method according to claim 1 or 2,
A bundling method characterized in that the bundling objects respectively held in a plurality of bucket rows before starting up before the bundling means in the conveying direction are pushed into the buckets by pushing means. A bundled object held in the bucket row by driving a conveyor having a plurality of endless chains arranged in parallel and a plurality of bucket rows formed by buckets arranged in the arrangement direction of the endless chains. In a bundling means provided in the middle of conveyance, a bundling device for bundling a plurality of units to be bundled with a bundling adhesive tape and bundling the bundled items from a carry-out end,
The transport conveyor is provided with one or more sets of bucket rows of a plurality of units in the endless chain, and is provided with a rising mechanism that raises the bucket rows at both ends in the transport direction of the bucket rows of the plurality of units toward the center side,
The start-up mechanism is formed so as to be operable by engaging with a guide provided in front of the bundling means.
Before the bundling means, the raising mechanism is engaged with the guide, and the bucket rows at both ends in the transport direction of the plurality of bucket rows are raised and held in each bucket row. A bundling device characterized in that an object is brought into contact with each other, conveyed in this state to the bundling means, and bundled a plurality of objects to be bound. The binding device according to claim 4, wherein
The above multiple unit bucket row is made into 3 units,
The raising mechanism raises the bucket row at both ends in the conveyance direction of the three unit bucket row by 120 degrees, and the lateral view with respect to the conveyance direction forms a substantially equilateral triangle with three buckets, A bundling device, wherein bundling objects are brought into contact with each other. In the binding device according to claim 4 or 5,
The raising mechanism includes a front portion and a rear support piece that support the bucket rows at both ends in the conveying direction of a plurality of unit bucket rows, and a front portion and a rear portion that pivotally support the front portion and the rear support piece in a tiltable manner. A pivotal support, a movable member pivotally attached to the front and rear coupling pieces, both ends of which are fixed to the front and rear support pieces, and a pivotal joint between the movable member and the rear coupling piece An engaging roller pivotally attached to the two ends, and a spring member that biases elastic force to the bucket row at both ends in a horizontal posture at all times,
The guide includes a step portion for raising the bucket rows at both ends in the transport direction of the bucket rows of a plurality of units against the elastic force of the spring member when the engaging rollers are in contact with and engaged in the transport process. A bundling device comprising: a parallel guide surface that extends from the upper end of the step portion along the conveying direction and guides the engagement roller that has passed over the step portion. The binding device according to claim 6,
The bundling apparatus according to claim 1, wherein the guide further includes a release step portion for releasing the engagement with the engagement roller at an end of the parallel guide surface on the conveyance direction side. In the binding device according to claim 4 or 5,
A bundling apparatus, further comprising: a pushing unit that pushes the bundling objects respectively held in the plurality of bucket rows before starting up before the bundling unit in the conveying direction into the bucket. The bundling device according to claim 8,
The pushing means pushes both ends of the bundle to the lower side of a pushing head for pushing the bundle to the inside of the bucket and holding projections provided on opposite surfaces of the side plates arranged at both ends of the bucket in the arrangement direction. A bundling device comprising a pushing rod for pushing.

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