JP2010168048A - Container delivering apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To be able to change the height of a grip arm for gripping a neck part at a receiving part and a forwarding part in a revolving path, and to smoothly perform interchanging of styles of containers having neck parts with different heights. <P>SOLUTION: In a revolving type carrying-in wheel apparatus 11, neck gripping devices 25 having a pair of the grip arms 28 which can hold a neck part N1 of a bottle B1 are arranged at definite intervals on the outer peripheral part of a revolving table 24, and the container is delivered between a carrying-in conveyor and a filling device. The revolving type carrying-in wheel apparatus 11 includes: a sliding cylinder 34 which can elevate and lower the grip arms 28; an upper limit regulating cam 42 and a lower limit regulating cam 41 with which an elevating/lowering cam roller 35 provided on the sliding cylinder 34 is brought into contact, at a predetermined position of the revolving path; an elevating/lowering cylinder 54 which elevates and lowers the sliding cylinder 34 and brings the elevating/lowering cam roller 35 into contact with the upper limit regulating cam 42 or the lower limit regulating cam 41, provided on the neck gripping apparatus 25; and a gripping position adjusting device 46 which can adjust the height by elevating/lowering the lower limit regulating cam 41. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a swivel-type container delivery device that holds and delivers containers via a neck portion between transfer devices, between processing devices, and between transfer devices and processing devices.

  The “clamp-type article conveying device” of Patent Document 1 is provided with a pair of clamp arms that are interlocked in an openable and closable manner to grip the neck of the container at regular intervals on the outer periphery of the rotating body. A cam follower that opens and closes the clamp arm is provided, and the cam follower is operated to open and close the clamp arm, and a cam member that supports the clamp arm to be raised and lowered is arranged to be raised and lowered, and the cam member is raised and lowered via a screw shaft. A gripping device provided with an elevating mechanism is disclosed. In this conveying device, the screw shaft is rotated by the lifting mechanism to raise and lower the cam member, whereby all the clamp arms are raised and lowered via the cam follower, and the height of the clamp arm can correspond to the neck portion of the container. it can.

Japanese Patent Laid-Open No. 4-129922 (FIG. 2)

  In the above conventional invention, the height of the clamp arm at the container receiving position and the delivery position is the same, and the height of the clamp arm is changed as a whole by the screw shaft to correspond to the neck of the container. This configuration is effective when the height of the neck of the container held by both devices changes by a certain distance due to the mold change. However, for example, when one is a neck reference device that holds the neck, and the other is a bottom reference device that holds the bottom of the container, and the height of the container (height of the neck) changes due to mold change. The height of the container needs to be changed between the receiving part and the sending part, and the conventional configuration cannot cope with this.

  The present invention solves the above-mentioned problems and can transfer the container by changing the height of the grip arm that grips the container between the receiving part and the sending part of the container, and the container can be reliably and reliably generated with less error. It is an object of the present invention to provide a container delivery device that can deliver and easily change types of containers having different neck heights.

  According to the first aspect of the present invention, a neck gripping device having a pair of openable and closable grip arms capable of holding a container via a neck portion is disposed on the outer periphery of the swivel table at regular intervals. Alternatively, a swivel-type container delivery device that delivers containers between processing devices or between a transport device and a processing device, wherein a lifting cam roller is provided on a slide shaft that supports the grip arm so as to be movable up and down, and the swiveling table is swung. An upper limit regulating cam that regulates the height by abutting the upper surface of the elevating cam roller at a predetermined position on the path, and a lower limit regulating cam that regulates the height by abutting the lower surface of the elevating cam roller, respectively. In each of the neck gripping devices, the grip arm is moved up and down via the slide shaft so that the lift cam roller contacts the upper limit control cam or the lower limit control cam. The descending cylinder provided, is provided with a adjustable gripping position adjusting device at least one of the height of the upper regulating cam and the lower regulating cam.

  According to a second aspect of the present invention, in the configuration of the first aspect, the neck gripping device is provided with an open / close cam disposed between the grip arms and capable of opening and closing the grip arm, and an open / close cam roller for rotating the open / close cam. A receiving opening / closing cam member that opens and closes the grip arm by guiding the opening / closing cam roller is provided in a container receiving portion on a turning path connected to a conveying device or a processing device that supports the bottom surface and feeds the container, and a neck portion is provided. A delivery opening / closing cam member for guiding the opening / closing cam roller to open / close the grip arm is provided at a container delivery portion on a turning path connected to a conveying device or a processing device for supporting and receiving the container, The receiving opening / closing cam member is integrally provided so that the height can be adjusted by a gripping position adjusting device.

  According to a third aspect of the present invention, in the configuration according to the first or second aspect, the slide shaft is configured by a slide cylinder in which an opening / closing cam shaft is rotatably fitted.

  According to the configuration of the first aspect, in each neck gripping device, the grip arm is lifted and lowered by the lifting cylinder via the slide shaft, and the lifting cam roller provided on the slide shaft is used as the upper limit regulating cam or the lower limit regulating cam. By bringing them into contact, the container can be delivered by displacing the height of the grip arm between the receiving part and the sending part of the container. In addition, since the height of the grip arm is mechanically controlled by a cam and a cam roller, the grip arm is highly reliable and the height of the grip arm can be controlled with high precision and stability. Can be delivered. Furthermore, by adjusting the height by raising / lowering at least one of the upper limit regulating cam or the lower limit regulating cam by the gripping position adjusting device, the height of the grip arm can be easily adjusted in correspondence with containers having different neck heights. It can be adjusted with high accuracy, and the container can be remodeled smoothly and in a short time.

  According to the second aspect of the present invention, the height of the container to be received can be adjusted by the container receiving unit, the container is supported on the basis of the bottom surface, for example, the container is received from the transfer device, and the height of the container to be sent out is constant, and the neck Since the container is sent out to, for example, the processing equipment that supports the container on the basis of the part reference, it is possible to reliably cope with the type change of the container having a different neck height.

  According to the third aspect of the present invention, the device can be made compact by inserting the open / close cam shaft into the slide cylinder.

It is a longitudinal cross-sectional view which shows the Example of the container delivery apparatus which concerns on this invention. It is a principal part enlarged view of FIG. It is a schematic plan view which shows the filling equipment provided with the container delivery apparatus. It is explanatory drawing of a container delivery apparatus, (a) is a top view which shows arrangement | positioning of a cam member, (b) shows a timing chart. It is a top view which shows a neck holding | grip apparatus. It is a top view explaining operation | movement of an opening-and-closing cam and a centering mechanism, (a) shows the holding state of a small diameter neck part, (b) shows the open state of a grip arm, (c) shows the large diameter neck part. Indicates the gripping state. It is the longitudinal cross-sectional view which notched a part of neck holding | grip apparatus. It is AA sectional drawing shown in FIG. It is a top view which shows the neck holding | grip apparatus of an open state. It is a top view of the neck holding | grip apparatus which shows the holding state of a small diameter neck part.

Hereinafter, an embodiment of a container delivery device according to the present invention will be described with reference to the drawings.
(Overview)
For example, in the filling facility shown in FIG. 3, the bottles sequentially carried in by the carry-in conveyor (conveying device) 10 are carried into the filling device (processing device) 12 from the carry-in wheel device (swivel container delivery device) 11 according to the present invention. The bottle is filled with the content liquid. The filled bottle is sent from the filling device 12 to the capper (processing device) 14 via the intermediate transfer device 13, and a cap is attached to the bottle. Further, the capped bottle is discharged from the capper 14 to the discharge conveyor (conveying device) 16 through the carry-out wheel device (swivel type container delivery device) 15 according to the present invention.

  This filling facility can fill a plurality of types of bottles having different neck diameters and heights. In the filling device 12 and the capper 14, the bottle is delivered and held at the reference level SL (FIG. 1) based on the neck portion through the neck portion, and is filled or capped. Further, in the carry-in conveyor 10 and the carry-out conveyor 16, the bottle is conveyed at the conveyance level CL (FIG. 1) based on the bottom surface through the bottom.

  By the way, conventionally, when the bottle is changed (including) when the height of the neck portion is changed, the carry-out level CL of the outlet portion on the carry-in conveyor 10 side and the inlet portion of the carry-out conveyor 16 is changed to change the position of the neck portion. Is often kept constant. In this case, an inclined portion is formed on the conveyor conveyance surface in order to change the conveyance level CL, so there is a great risk that the bottle will fall, and in order to secure an inclined portion at the outlet and inlet of the conveyor, the conveyance distance However, there is a problem that the apparatus is required to be long and the size of the apparatus is increased. For this reason, the inventors make the reference level SL of the processing device that holds the bottle with the neck part reference constant in the upper part and makes it possible to adjust the transport level CL of the transport equipment in the lower part in this embodiment, Proposed is a container delivery device that can be delivered stably by moving the container up and down.

(Container delivery device)
Since the carry-in wheel device 11 and the carry-out wheel device 15 which are container delivery devices have the same structure, only the carry-in wheel device 11 will be described.

  As shown in FIGS. 1 and 2, the carry-in wheel device 11 is configured such that a neck gripping device 25 is arranged on the outer peripheral portion of a turning table 24 so as to be movable up and down at regular intervals. That is, the carry-in wheel device 11 has a main shaft 23 rotatably supported around a turning axis O through a bearing in a bearing cylinder 22 standing through the substrate 21, and swivels around an upper end portion of the main shaft 23. A table 24 is attached. A passive member (gear or timing pulley) 23a is attached to the lower end portion of the main shaft 23, and this passive member 23a outputs an output of a main driving electric motor (not shown) via an interlocking member such as a gear or a timing belt. The main shaft 23 and the turning table 24 are rotationally driven in a predetermined direction at a predetermined speed.

  2, 5, and 7, the neck gripping device 25 includes a pair of left and right grip arms 28 that are openable and closable via a single support shaft 27 erected on a cradle 26. A closing coil spring (arm closing biasing member) 29 that is connected to the left and right grip arms 28 and biases toward the closing side and a left and right grip arms 28 are rotatably disposed to open and close the grip arms 28. An opening / closing cam 30, an opening / closing cam shaft 31 having an upper end connected to the opening / closing cam 30, and an opening / closing cam roller provided at the lower end of the opening / closing cam shaft 31 via an opening / closing lever 32 for rotating the opening / closing cam 30. 33.

  The opening / closing cam shaft 31 has an opening / closing cam 30 attached to the upper end portion thereof, and is fitted only freely into a slide cylinder 34 that passes through the turning table 24 through a slide shoe. Further, an elevating cam roller 35 is rotatably supported around a radial axis through a radial passive arm 36 at the lower end of the slide cylinder 34 in order to raise and lower the slide cylinder 34.

  Below the turning table 24, as shown in FIGS. 2 and 4A, a lower limit regulating cam 41 with which the lower surface of the elevating cam roller 35 abuts corresponding to the container receiving portion Bi is provided so that the height can be adjusted. The upper limit regulating cam 42 with which the upper surface of the elevating cam roller 35 abuts along the turning path including the container delivery portion Bo is fixed. The lower limit regulating cam 41 and the upper limit regulating cam 42 are provided with an overlap portion OL in which the start and end portions overlap each other by a predetermined distance in the vertical direction.

  Corresponding to the container receiving portion Bi, a receiving opening / closing cam (receiving opening / closing cam member) 43 in which a cam groove 43a in which the opening / closing cam roller 30 can be freely engaged and disengaged is formed in the bearing cylinder 22. Further, a feed opening / closing cam (feeding opening / closing cam member) 44 in which a cam groove 44 a in which the opening / closing cam roller 30 can be engaged and disengaged is formed corresponding to the container delivery portion Bo is fixed to the bearing cylinder 22.

  Further, in each neck gripping device 25, an elevating cylinder 54 that drives the grip arm 28 up and down via a slide cylinder 34 is suspended from the turning table 24, and a piston rod is connected to the passive arm 36. Therefore, the elevating cylinder 54 is advanced to lower the slide cylinder 34 so that the lower surface of the elevating cam roller 35 is brought into contact with the lower limit regulating cam 41, and the grip arm 28 of the neck gripping device 25 is accurately placed at the transport level CL. can do. Further, by retracting the lifting cylinder 54, the slide cylinder 34 is raised so that the upper surface of the lifting cam roller 35 is brought into contact with the upper limit regulating cam 42, and the grip arm 28 of the neck gripping device 25 is accurately placed at the reference level SL. be able to. Reference numeral 55 denotes an elevating cam plate connected to the main shaft 23 at the upper part of the turning table 24. The elevating valve 56 operates an elevating valve 56 for supplying and discharging a driving source (for example, high pressure air) to the elevating cylinder 54 via an operation lever. The lift cam roller 57 is in contact with the lift cam plate 55 and the lift cam roller 57 so that high pressure air can be supplied to and discharged from the lift cylinder 54 at a predetermined position in the turning path.

  The lower limit regulating cam 41 and the receiving opening / closing cam 43 are provided integrally with an elevating member 45, and the elevating member 45 is supported by a gripping position adjusting device 46 so as to be adjustable in height. By adjusting the heights of the regulation cam 41 and the receiving opening / closing cam 43, the height of the grip arm 28 can be made to correspond to the neck portions N1, N2 of the bottles B1, B2 in the container receiving portion Bi. As shown in FIG. 1, the gripping position adjusting device 46 is rotatably supported via a bearing 47 through a screw shaft 49 that has an upper end portion coupled to the elevating member 45 and suspended, and a through hole in the substrate 21. A female screw cylinder 48 to which a screw shaft 49 is screwed, a passive timing pulley 50 attached to the female screw cylinder 48, a drive timing pulley 52 attached to the output shaft of the adjustment servo motor 51, and a passive timing pulley 50. A timing belt 53 wound around a drive timing pulley 52 is provided. Therefore, the numerically controlled adjustment servo motor 51 can rotate the screw shaft 49 via the female screw cylinder 48 to raise and lower the elevating member 45 to adjust the heights of the lower limit regulating cam 41 and the receiving opening / closing cam 43. it can.

(Details of neck gripping device)
Details of the neck gripping device 25 will be described with reference to FIGS.
In the left and right grip arms 28, base end portions 28a projecting from each other in a plan view are rotatably supported on a cradle 26 by a single support shaft 27, and bottles B1, A grip portion 28b having a plurality of convex portions capable of gripping the neck portions N1 and N2 of B2 is provided. A pair of upper and lower closing biasing pins 62 project from the left and right grip arms 28, and a closing coil spring 29 is connected between the left and right closing biasing pins 62. Further, a guide plate 64 extending in the tangential direction of the arc centering on the support shaft 27 on the upper surface side is installed in the middle portion of the grip arm 28 via a column member 63 erected on the cradle 26. Furthermore, a pressure receiving surface 65 that is pressed against the opening / closing cam 30 is formed on the opposing surface near the base end of the grip arm 28.

  The neck gripping device 25 has a centering for holding the holding position of the neck portion N1 on the radial axis Ls passing through the support shaft 27 of the turning table 24 even if the outer diameter of the neck portion N1 changes due to mold change. A mechanism 61 is provided.

(Centering mechanism)
As shown in FIGS. 5 to 10, the centering mechanism 61 also serves as a positioning member that is an open / close cam 30 that protrudes above the upper surface of the grip arm 28. As shown in FIGS. 6A to 6C, the opening / closing cam 30 includes a pair of deleted planes 30a formed by deleting the left and right side surfaces of the cylindrical body in parallel with the radial axis Ls, and the remaining pair of left and right sides. It is formed by a circular arc surface 30 b and is formed in a point-symmetric (also line-symmetric) cross section about the rotation axis of the rotary cam 30 in plan view. Accordingly, as shown in FIG. 9, by rotating the opening / closing cam 30 by a predetermined angle, the pressure receiving surface 65 is pressed by the diagonal corner portion 30 c that is a point-symmetric contact surface with the rotational axis of the rotating cam 30. Thus, the grip arm 28 can be pushed and opened.

  Further, a support pin 66R is erected on the upper surface of the right grip arm 28 at a position slightly shifted from the side of the open / close cam shaft 30 to the base end side, and extends to the base end side of the support pin 66R and contacts the open / close cam 30. A contactable pressure lever 67R is rotatably supported. Further, a support pin 66L is erected on the upper surface of the left grip arm 28 at a position slightly deviated from the side of the open / close cam 30 to the front end side. The support pin 66L extends to the front end side and can contact the open / close cam 30. The pinching lever 67L is rotatably supported. A positioning coil spring (positioning biasing member) 68 that biases the clamping levers 67R, 67L in the closing direction is connected between the distal ends of the clamping levers 67R, 67L via a connecting pin 69. . Of course, instead of the positioning coil spring 68, another biasing member such as a helical spring interposed between the support pins 66R and 66L and biasing the clamping levers 67R and 67L may be used. Here, the width of the opening / closing cam 30 between the deletion planes 30a of the opening / closing cam 30 is set so that the pressure receiving surface 65 closely contacts the entire surface of the deletion plane 30a when the gripping portion 28b grips the small-diameter neck portion N1. ing.

  Therefore, as shown in FIGS. 5 and 6A, when the neck portion N1 having the small diameter D1 is gripped by the grip arm 28, the removal flat surface 30a of the opening / closing cam 30 and the pressure receiving surface 65 of the grip arm 28 are dense. The pair of grip arms 28 are held at symmetrical positions with respect to the axis Ls, and the bottle B1 is centered on the axis Ls. Further, as shown in FIGS. 6B and 9, when the opening and closing cam 30 is rotated by a predetermined angle and the grip arm 28 is opened, the support pins 66R and 66L are also rotated in directions away from each other. The pinching levers 67R and 67L that are urged to close by the positioning coil spring 68 are pinched by the respective arcuate ends of the pinching levers abutting against the removal plane 30a of the opening / closing cam 30, respectively. Further, as shown in FIGS. 6C and 10, when the grip arm 28 grips the neck portion N2 having the large diameter D2, when the opening / closing cam 30 is moved to the gripping position, the opening / closing cam 30 and the grip arm There are gaps between the pressure receiving surface 65 and the pressure receiving surfaces 65, but the clamping levers 67R and 67L, which are biased by the positioning coil spring 68 with an equal force, equally distribute the corner portions 30c of the opening and closing cam 30. By clamping, the left and right grip arms 28 are held at the symmetrical positions of the axis Ls, and the bottle B1 can be centered on the axis Ls.

(Transport operation)
The bottle delivery operation will be described with reference to FIG.
The turning table 24 is rotationally driven in the direction of the arrow at a predetermined speed through the main shaft 23 by the main driving electric motor, and the neck gripping device 25 is moved along the turning path. When approaching the receiving process from the return process, the elevating cylinder 54 is advanced, and the elevating cam roller 35 is moved away from the upper limit regulating cam 42 and is brought into contact with the lower limit regulating cam 41, and the grip arm via the slide cylinder 34. 28 is lowered from the reference level SL to the transport level CL. In the receiving process, the opening / closing cam roller 33 is engaged with the cam groove 43a of the receiving opening / closing cam 43, and the cam groove 43a is rotated by the action of the cam groove 43a to open the grip arm 28. . Next, in the container receiving portion Bi, the neck portion N1 of the bottle B1 sent out from the carry-in conveyor 10 is received between the gripping portions 28b of the grip arm 28, and the opening / closing cam roller 33 is opened / closed by the action of the cam groove 43a of the receiving opening / closing cam 43. The grip arm 28 is closed via the cam shaft 31 and the opening / closing cam 30, and the neck portion N1 of the bottle B1 is gripped.

  In the feeding process, when the lifting cylinder 54 is contracted, the lifting cam roller 35 is lifted away from the lower limit regulating cam 41 and is brought into contact with the upper limit regulating cam 42, and the grip arm 28 is raised and the bottle B1. To raise the neck portion N1 to the reference level SL.

  When the bottle B1 is conveyed along the turning path in the feeding process and enters the feeding process, the opening / closing cam roller 33 is engaged with the cam groove 44a of the feeding opening / closing cam 44, and the opening / closing cam roller 33, The grip arm 28 is opened via the opening / closing cam shaft 31 and the opening / closing cam 30. Thereby, the neck portion N1 gripped by the grip portion 28b is released, and the bottle B1 is sent out to the container holding portion of the filling device 12 by the container delivery portion Bo and is held by the neck holder 12a. The grip arm 28 is closed via the opening / closing cam roller 33, the opening / closing cam shaft 31 and the opening / closing cam 30 by the action of the cam groove 44 a of the delivery opening / closing cam 44. Further, a return process is entered, and the neck gripping device 25 is moved along the turning path and returned to the container receiving portion Bi.

(Effect of Example)
According to the carry-in wheel device 10, the grip arm 28 is moved up and down by the lifting cylinder 54 via the slide cylinder 34, and the upper and lower limit cams 42 and 41 are provided on the slide cylinder 34. Since the height of the grip arm 28 is controlled by contact, the height of the grip arm 28 corresponding to the neck portions N1 and N2 of the bottles B1 and B2 can be controlled with high accuracy, and an error occurs. The bottles B1 and B2 can be reliably delivered between the carry-in conveyor 10 and the filling device 12 having different height positions of the neck portions N1 and N2 of the bottles B1 and B2. Moreover, since the control of the height of the grip arm 28 is mechanically performed by the lower limit regulating cam 41, the upper limit regulating cam 42 and the elevating cam roller 35, the reliability is high.

  Furthermore, by changing the height by raising and lowering at least one of the upper limit restricting cam 42 and the lower limit restricting cam 41 by the gripping position adjusting device 46, it is possible to easily change the molds of the neck portions N1 and N2 having different heights. It can be done in a short time.

In addition, by inserting the opening / closing cam shaft 31 into the slide cylinder 34 with the neck gripping device 25, the carry-in wheel device 11 can be made compact.
In the neck gripping device 25, a pair of grip arms 28 are supported by a single support shaft 27 so as to be freely opened and closed, and the outer diameter D2 of the neck portion N2 is large, so that there is a gap between the opening / closing cam 30 and the pressure receiving surface 65 of the grip arm 28. Even if the neck portion N2 is gripped by the grip portion 28b of the grip arm 28 in a state where a gap is generated in the grip arm 28, the clamping levers 67R, 67L, 74, 84 provided on each grip arm 28 are connected to the open / close cam 30. By squeezing the positioning pin 72 and the positioning block 82, the grip arms 28 are held at symmetrical positions with respect to the axis Ls, and the bottle B2 is centered on the axis Ls. Thereby, bottle B1, B2 from which neck part N1, N2 differs in the outer diameter can be hold | maintained stably, and bottle B1, B2 can be delivered smoothly between the carrying-in conveyor 10 and the filling apparatus 12. FIG.

  In the above-described embodiment, in order to hold and convey the bottom surface, from the bottom-base loading conveyor 10 where the height of the neck portions N1 and N2 varies due to the mold change, the mold is changed to hold the neck portions N1 and N2. Then, although the carry-in wheel device 11 which conveys the bottle B to the neck portion reference filling device 12 in which the height of the neck portions N1 and N2 does not change is shown, the bottom reference device in which the height of the neck portion is changed by changing the mold. It may be a container delivery device that delivers bottles between them. In this case, the lower limit restricting cam 41 and the upper limit restricting cam 42 are arranged so as to be movable up and down, and a position adjusting device capable of adjusting the height by raising and lowering the lower limit restricting cam 41 and the upper limit restricting cam 42 is installed. Thus, it is possible to easily cope with the mold change in which the height of the neck portion is different.

  In the neck gripping device 25, the slide cylinder 34 and the opening / closing cam shaft 31 arranged on the same axis can be arranged separately.

B1, B2 Bottle (container)
N1, N2 Neck part Bi Container receiving part Bo Container sending part SL Reference level CL Conveyance level Ls Axis 10 Carry-in conveyor (conveyance equipment)
11 Carry-in wheel device (container delivery device)
12 Filling equipment (processing equipment)
15 Discharge wheel device (container delivery device)
23 Spindle 24 Turning table 25 Neck gripping device 26 Receiving base 27 Support shaft 28 Grip arm 29 Closing coil spring 30 Opening and closing cam (positioning member)
31 Open / close cam shaft 32 Open / close lever 33 Open / close cam roller 34 Slide cylinder (slide shaft)
35 Lifting cam roller 41 Lower limit restricting cam 42 Upper limit restricting cam 43 Receiving opening / closing cam 43a Cam groove 44 Sending opening / closing cam 44a Cam groove 45 Lifting member 46 Gripping position adjusting device 49 Screw shaft 51 Adjusting servo motor 61, 71, 81 Centering mechanism 62 Closing biasing pin 63 Posting member 64 Guide plate 65 Pressure receiving surface 66R, 66L Supporting pins 67R, 67L Nipping lever (nipping lever)
68 Coil spring for positioning (positioning biasing member)

Claims (3)

A neck gripping device having a pair of openable and closable grip arms that can hold the container via the neck portion is arranged at regular intervals on the outer periphery of the swivel table, and is arranged between the transport devices or between the processing devices or between the transport devices. A swivel-type container delivery device for delivering containers between the processing equipment and the processing equipment,
An elevating cam roller is provided on a slide shaft that supports the grip arm so as to be movable up and down,
An upper limit regulating cam that regulates the height by abutting the upper surface of the elevating cam roller at a predetermined position on the turning path of the swivel table, and a lower limit regulating cam that regulates the height by contacting the lower surface of the elevating cam roller Provided,
Each neck gripping device is provided with an elevating cylinder that raises and lowers a grip arm via the slide shaft so that the elevating cam roller contacts the upper limit regulating cam or the lower limit regulating cam.
A container delivery device comprising a gripping position adjusting device capable of adjusting a height of at least one of the upper limit regulating cam and the lower limit regulating cam. The neck gripping device is provided with an opening / closing cam arranged between the grip arms and capable of opening and closing the grip arm, and an opening / closing cam roller for rotating the opening / closing cam.
A container opening / closing cam member that guides the opening / closing cam roller to open and close the grip arm is provided in a container receiving portion on a turning path connected to a conveying device or a processing device that supports the bottom surface and feeds the container,
A container opening and closing cam member that opens and closes the grip arm by guiding the opening and closing cam roller on a container feeding portion on a turning path connected to a conveying device or a processing device that receives the container by supporting the neck portion;
The container delivery device according to claim 1, wherein a lower limit regulating cam and the receiving opening / closing cam member are integrally provided so that the height can be adjusted by a gripping position adjusting device. The container delivery device according to claim 1 or 2, wherein the slide shaft is configured by a slide cylinder in which an opening / closing cam shaft is rotatably fitted.

Images