JPH0672972U - Article fixing device - Google Patents

Abstract

(57) [Abstract] [Purpose] To make it possible to smoothly discharge articles by turning them at a certain angle by using a device that is easy to manufacture and process. In an article fixing device for holding an article 1 loaded in an article holding area 11 of an article fixture 10 in the article holding area 11, an article holding member 13 is elastically supported in an article holding direction. The holding unit 12 is used, and the attaching portion 19 provided with the article holding unit 12 on the article fixture 10
It is removable.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an article fixing device suitable for holding an article when it is transported or stored.

[0002]

[Prior art]

 Conventionally, there is an article fixing device as described in JP-A-59-222762. This article fixing device, when holding the article loaded in the article holding area of the article fixing tool, has a protruding portion on one of two facing surfaces of the concave portion forming the article holding area of the article fixing tool. Is provided and a spring is provided on the other surface, and the article loaded in the recess is pressed against the projection by the spring and held.

[0003]

[Problems to be solved by the device]

 However, the conventional techniques have the following problems. A spring, which is an article holding member, and a protrusion are provided so as to be fixed to the inner surface of the recess of the article fixture. Therefore, the overall structure of the article fixture becomes complicated, and the manufacturability and maintainability of the article fixture are poor.

When the article fixing device is used by being repeatedly collided with another article fixing device in the transfer line and is damaged and discarded, the spring and the protrusion (the article holding device) fixed to the article fixing device are used. (Materials) will also be discarded, resulting in poor equipment efficiency.

When various kinds of article fixtures having different article holding area sizes are prepared in order to cope with various changes in the size and shape of the article to be handled, the article fixing tool to be stored is also provided with a spring. Since the protrusion (article holding member) is fixed, the equipment efficiency is poor.

[0006] The size of the article holding region of the article fixture is uniquely fixed with the spring and the protrusion fixed to the article fixture. Therefore, the size of the article that can be held by each article fixture is extremely limited, and the adaptability to changes in the size and shape of the article is poor.

An object of the present invention is to provide an article fixing device which can improve the manufacturability and maintainability of the article fixing device and can improve the equipment efficiency.

Another object of the present invention is to provide an article fixing device that is highly adaptable to changes in the size and shape of articles.

[0009]

[Means for Solving the Problems]

 According to a first aspect of the present invention, in an article fixing device that holds an article loaded in an article holding area of an article fixture with an article holding member, the article holding member is elastically supported in the article holding direction. This article holding unit is used, and the article holding unit is detachably attached to a mounting portion provided on the article fixing tool.

According to a second aspect of the present invention, in addition to the first aspect of the present invention, the attachment position of the article holding unit to the attachment portion provided on the article fixture is adjusted in the article holding direction. It was made possible.

The present invention according to claim 3 is the article holding unit according to claim 1.

[0012]

[Action]

 According to the present invention as set forth in claim 1, the following effects are obtained. The article holding member is unitized as an article holding unit and is detachably attached to the article fixing tool. Therefore, the structure of the article fixture itself can be basically simplified by providing only the article holding area and the mounting portion for the article holding unit. Therefore, the manufacturability and maintainability of the product fixture are good.

When the article fixing device is used and damaged due to repeated collisions with other article fixing devices in the transfer line and is discarded, the article holding unit attached to the article fixing device is removed and re-installed. Can be used. Therefore, the equipment efficiency is good.

When various kinds of article fixtures having different article holding area sizes are prepared so as to cope with various changes in the size and shape of the article to be handled, the article holding unit is placed in a storage state. It is sufficient if it is not attached to the fixture and is attached only to the article fixture that is in use. Therefore, the equipment efficiency is good.

According to the present invention as set forth in claim 2, the following effects are obtained. The size of the article holding region of the article fixture can be freely adjusted by adjusting the mounting position of the article holding unit. That is, the attachment position of the article holding unit is moved backward with respect to the article holding area for large articles, and the attachment position of the article holding unit is moved forward with respect to the article holding area for small articles. Therefore, the adaptability to changes in the size and shape of the article is good.

[0016]

【Example】

 1 is an external view showing a first embodiment, FIG. 2 is a schematic view showing an article holding unit, (A) is a sectional view, (B) is a front view, (C) is a rear view, and (D) is Sectional view taken along the line DD, Fig. 3 is a schematic diagram showing a state of holding an article, (A) a schematic diagram showing a state of holding a large article, (B) a schematic diagram showing a state of holding a small article, FIG. 4 is an external view showing the second embodiment, FIG. 5 is a schematic view showing an article holding unit, (A) is a sectional view, (B) is a front view, (C) is a rear view, and (D). 6 is a cross-sectional view taken along the line DD, FIG. 6 is a schematic diagram showing an article holding state, FIG. 6A is a schematic diagram showing a large article holding state, and FIG. 6B is a schematic diagram showing a small article holding state 7 is an external view showing the third embodiment, FIG. 8 is a schematic view showing the article holding unit, (A) is a sectional view, (B) is a rear view, and (C) is a sectional view taken along line CC. , Figure 9 is a thing It is a schematic diagram which shows a holding | maintenance state, (A) is a schematic diagram which shows the holding state of a large article, (B) is a schematic diagram which shows the holding state of a small article, FIG. 10 is an external view which shows 4th Example, and drawing. 11 is a schematic view showing the fifth embodiment, (A) is a schematic view showing an article loading state, (B) is a schematic view showing an article holding state, and FIG. 12 is a cross-sectional view of FIG. 11 (B). 13 is a schematic view showing an article holding unit, FIG. 14 is a schematic view showing an article holding unit of the sixth embodiment, and FIG. 15 is a schematic view showing an article holding unit of the seventh embodiment.

(First Embodiment) (FIGS. 1 to 3) As shown in FIGS. 1 and 3, the article fixture 10 includes a pair of left and right side surfaces of the article 1 loaded in the article holding area 11. The article holding unit 13 included in the article holding unit 12 holds the objects under pressure, and the articles are continuously transferred along a carrying line of a carrying conveyor (not shown). The article 1 is, for example, a flat detergent container, and in the process of being held and transferred by the article fixture 10 described above, detergent filling, cap mounting, and the like are sequentially performed.

However, in the article holding unit 12, as shown in FIG. 2, the rear end side inner diameter portion of the circular support tube 14 is closed by the closing member 15, and the article holding member is provided in the front inner diameter portion of the closing member 15 in the supporting tube 14. 13 is slidably supported.

The article holding member 13 is provided with a base end flange portion 13B on the opposite side of the V-shaped holding surface 13A, and the flange portion 13B is slidable on the inner diameter portion of the support cylinder 14. Further, the article holding member 13 has its front stroke end regulated by locking the base end flange portion 13B with the stopper portion 14A provided on the front end surface of the support cylinder 14. The article holding member 13 is prevented from rotating with respect to the support cylinder 14 by engaging the side portion of the V-shaped holding surface 13A with the stopper portion 14A.

Further, the closing member 15 is fixed to the inner diameter portion on the rear end side of the support cylinder 14, and is provided with a rotation operation groove 15 A on the outer end surface thereof, which can apply a mounting rotation force to the support cylinder 14. Further, a part of the outer peripheral portion of the closing member 15 forms an air escape passage 16 between itself and the inner diameter portion of the support cylinder 14 so that the article holding member 13 can be slidable in the inner diameter portion of the support cylinder 14. There is.

Then, the first magnet 17 is embedded in the end surface of the article holding member 13 facing the closing member 15, and the second magnet 18 is embedded in the end surface of the closing member 15 facing the first magnet 17. It is embedded. The magnets 17 and 18 have magnetic poles facing each other having the same pole (for example, N pole). As a result, the article holding member 13 is elastically supported slidably in the article holding direction in the inner diameter portion of the support cylinder 14 under the magnetic repulsive force of the magnets 17 and 18.

Further, the article holding unit 12 can be attached to and detached from the attachment portion 19 of the article fixture 10 by a screw portion 14 B provided on the outer shape of the support cylinder 14. When the article holding unit 12 is attached to the attachment portion 19, the screwing stop position of the article holding unit 12 is selected so that the V-shaped holding surface 13A of the article holding member 13 has a proper holding posture with respect to the article 1. There is a need to. At this time, the worker applies the mounting rotational force to the support cylinder 14 by using the above-described rotary operation groove 15A provided in the closing member 15.

Therefore, in the article fixture 10, by adjusting the screwing amount of the article holding unit 12 with respect to the attachment portion 19, the attachment position of the article holding unit 12 to the attachment portion 19 is changed to the article holding direction. Can be adjusted at. That is, when applied to a large article, the mounting position of the article holding unit 12 is set back with respect to the article holding area 11 to make the article holding area 11 large (FIG. 3A), and when applied to a small article, the article holding unit 11 is held. The mounting position of the unit 12 is advanced with respect to the article holding area 11 to reduce the article holding area 11 (FIG. 3 (B)).

The operation of this embodiment will be described below. The article holding member 13 is unitized as the article holding unit 12 and is detachably attached to the article fixture 10. Therefore, the structure of the article fixture 10 itself can be basically simplified by providing only the article holding area and the mounting portion for the article holding unit 12. Therefore, the manufacturability and maintainability of the article fixture 10 are good.

The article holding unit attached to the article fixing tool 10 when the article fixing tool 10 is used by being repeatedly collided with another article fixing tool 10 on the transport line and is damaged and discarded. 12 can be removed and reused. Therefore, the equipment efficiency is good.

When a plurality of types of article fixtures 10 having different article holding area sizes are prepared in order to cope with various changes in the size and shape of the article to be handled, the article holding unit 12 stores the article in a stored state. It suffices if it is not attached to the fixing tool 10 but is attached only to the article fixing tool 10 in use. Therefore, the equipment efficiency is good.

The article holding region size of the article fixture 10 can be freely adjusted by adjusting the mounting position of the article holding unit 12. That is, the attachment position of the article holding unit 12 is moved backward with respect to the article holding area for large articles, and the attachment position of the article holding unit 12 is moved forward with respect to the article holding area for small articles. Therefore, it has good applicability to changes in the size and shape of articles.

Second Embodiment (FIGS. 4 to 6) The second embodiment is different from the first embodiment in that an article holding unit 22 is used instead of the article holding unit 12 of the first embodiment. is there.

As shown in FIGS. 4 to 6, the article holding unit 22 seals the inner diameter portion on the rear end side of the circular support tube 24 in a sealed state with the occluding member 25, so that the inner diameter of the front end of the occluding member 25 in the supporting tube 24 is closed. The article holding member 23 is slidably supported on the section. An O-ring 28 is attached to the outer shape of the article holding member 23 that slides along the inner diameter of the support tube 24.

The article holding member 23 is provided with a base end flange portion 23B on the opposite side of the V-shaped holding surface 23A, and the base end flange portion 23B is slidable on the inner diameter portion of the support cylinder 24. Further, the article holding member 23 has its front stroke end regulated by locking the base end flange portion 23B with the stopper portion 24A provided on the front end surface of the support cylinder 24. The article holding member 23 is prevented from rotating with respect to the support cylinder 24 by engaging the side portion of the V-shaped holding surface 23A with the stopper portion 24A.

Further, the closing member 25 is fixed to the inner diameter portion on the rear end side of the support cylinder 24, and is provided with a rotation operation groove 25 A on the outer end surface thereof, which can apply a mounting rotation force to the support cylinder 24.

An air pipe 27 with a check valve is passed through the closing member 25, and compressed air can be enclosed in the space between the article holding member 23 and the closing member 25 inside the support cylinder 24. As a result, the article holding member 23 is elastically supported in the inner diameter portion of the support tube 24 so as to be slidable in the article holding direction under the action of the air spring force of the compressed air enclosed in the support tube 24. Become.

Further, the article holding unit 22 is attachable / detachable to / from the mounting portion 19 of the article fixture 10 by a screw portion 24 B provided on the outer shape of the support cylinder 24. When the article holding unit 22 is attached to the attachment portion 19 of the article fixture 10, the article holding unit 22 is so arranged that the V-shaped holding surface 23A of the article holding member 23 has a proper holding posture with respect to the article 1. It is necessary to select the screwing stop position. At this time, the worker applies the attachment rotational force to the support cylinder 24 by using the above-described rotation operation groove 25A provided in the closing member 25.

Therefore, in the article fixture 10, by adjusting the screwing amount of the article holding unit 22 with respect to the attachment portion 19, the attachment position of the article holding unit 22 to the attachment portion 19 is changed to the article holding direction. Can be adjusted at. That is, when applied to a large article, the mounting position of the article holding unit 22 is moved backward with respect to the article holding area 11 to make the article holding area 11 large (FIG. 6 (A)), and when applied to a small article, the article holding unit 11 is held. The mounting position of the unit 22 is advanced with respect to the article holding area 11 to reduce the article holding area 11 (FIG. 6 (B)).

That is, the second embodiment has substantially the same operations as the operations 1 to in the first embodiment.

(Third Embodiment) (FIGS. 7 to 9) The third embodiment differs from the first embodiment in the mounting structure of the article holding unit 32 to the article fixing tool 10.

That is, in the article holding unit 32, as shown in FIG. 8, the rear end side inner peripheral portion of the rectangular support tube 34 is closed by the occluding member 35, and the article is provided on the front inner peripheral portion of the occluding member 35 in the supporting tube 34. The holding member 33 is slidably supported.

The article holding member 33 is provided with a base end flange portion 33B on the opposite side of the V-shaped holding surface 33A, and the flange portion 33B is slidable on the inner peripheral portion of the support cylinder 34. Further, the article holding member 33 has its front stroke end regulated by locking the base end flange portion 33B with the stopper portion 34A provided on the front end surface of the support cylinder 34.

The occluding member 35 is fixed to the inner peripheral portion of the support cylinder 34 on the rear end side. Further, a part of the outer peripheral portion of the closing member 35 forms an air escape passage 36 between the outer peripheral portion and the inner peripheral portion of the support cylinder 34 to secure the slidability of the article holding member 33 on the inner peripheral portion of the support cylinder 34. It is possible.

The first magnet 37 is embedded in the end surface of the article holding member 33 facing the closing member 35, and the second magnet 38 is embedded in the end surface of the closing member 35 facing the first magnet 37. It is embedded. The magnets 37 and 38 have magnetic poles facing each other having the same pole (for example, N pole). As a result, the article holding member 33 is elastically supported on the inner peripheral portion of the support cylinder 34 so as to be slidable in the article holding direction under the magnetic repulsive force of the magnets 37 and 38.

Further, the article holding unit 32 is attachable / detachable to / from the concavo-convex mounting groove 39 of the article fixing tool 10 by the concavo-convex engaging portions 34 B provided on both sides of the support cylinder 34.

Therefore, in the article fixture 10, the concave-convex engaging portion 34 B of the article-holding unit 32 is appropriately replaced by the pitch with respect to the concave-convex mounting groove 39, so that the article-holding unit 32 in the mounting groove 39 can be replaced. The mounting position of can be adjusted in the article holding direction. That is, when applied to a large article, the mounting position of the article holding unit 32 is moved backward with respect to the article holding area 11 to make the article holding area 11 large (FIG. 9A), and when applied to a small article, The mounting position of the holding unit 32 is advanced with respect to the article holding area 11 to make the article holding area 11 small (FIG. 9 (B)).

That is, the third embodiment also has substantially the same operations as the operations 1 to 3 in the first embodiment.

(Fourth Embodiment) (FIG. 10) The fourth embodiment differs from the third embodiment in that one article holding unit 32 is replaced with two article holding units 42A and 42B. .

The difference between the article holding units 42A and 42B and the article holding unit 32 is that the holding surfaces 43A and 43B are sloped on one side, and the article holding units 42A and 42B adjacent to each other in the article fixture 10 are adjacent to each other. The matching holding surfaces 43A and 43B are used so as to form a V shape with each other.

It is to be noted that the elastic structure for supporting the article holding member 43 in each of the article holding units 42A and 42B (by magnetic repulsion force), the mounting structure for mounting the article fixture 10 in the mounting groove 39 (replacement of concave and convex engaging portions) Is substantially the same as in the article holding unit 32.

That is, the fourth embodiment also has substantially the same operations as the operations 1 to 3 in the first embodiment.

In the fourth embodiment, the attachment positions of the adjacent article holding units 42A and 42B in the article fixture 10 to the attachment groove 39 can be asymmetric. As a result, the holding surfaces 43A, 43B of the article holding units 42A, 42B have asymmetric V-shapes, and articles with irregular cross sections can be held stably.

(Fifth Embodiment) (FIGS. 11 to 13) The fifth embodiment is different from the third embodiment in that an article holding unit capable of holding a main body of an article such as a bowed container in an inclined state. It is in the structure of 52 and 62.

The article holding unit 52 is composed of only the article holding member 53, and the V-shaped holding surface 53 A of the article holding member 53 is an upwardly inclined surface. Further, the article holding unit 52 is attachable / detachable to / from the concavo-convex mounting groove 39 of the article fixing tool 10 by the concavo-convex engaging portions 54B provided on both sides of the article holding member 53.

As shown in FIG. 13, in the article holding unit 62, the inner peripheral portion of the rectangular support tube 64 on the rear end side is closed by a closing member 65, and the article holding member is formed on the front inner peripheral portion of the closing member 65 in the supporting tube 64. 63 is slidably supported.

The article holding member 63 is provided with a base end flange portion 63B on the opposite side of the V-shaped holding surface 63A, and the flange portion 63B is slidable on the inner peripheral portion of the support cylinder 64. Further, the article holding member 63 has its front stroke end regulated by locking the base end flange portion 63B with the stopper portion 64A provided on the front end surface of the support cylinder 64.

Further, the article holding unit 62 has the V-shaped holding surface 63A as a downwardly inclined surface. The V-shaped holding surface 63A moves back and forth substantially parallel to the V-shaped holding surface 53A of the article holding unit 52, and both holding surfaces 53A and 63A enable the main body of the article 1 to be held in an inclined state (Fig. 11 ( B)).

Further, the blocking member 65 is fixed to the rear end side inner peripheral portion of the support cylinder 64. Further, the blocking member 65 forms an air escape passage 66 communicating with the inside of the support cylinder 64, and can ensure the slidability of the article holding member 63 on the inner peripheral portion of the support cylinder 64.

The article holding unit 62 has a compression coil spring 67 interposed between the article holding member 63 and the closing member 65. As a result, the article holding member 63 is elastically supported slidably in the article holding direction on the inner peripheral portion of the support cylinder 64 under the spring force of the spring 67 (FIG. 11A).

Further, the article holding unit 62 is installed by embedding a magnet 68 in the end surface of the article holding member 63 facing the blocking member 65. On the other hand, as shown in FIG. 12, release magnets 69 are installed in the article release zones such as the article loading station and the article unloading station of the transport line of the article fixture 10. The release magnet 69 exerts a magnetic attraction force on the magnet 68 of the article holding unit 62, and causes the article holding member 63 to slide in the article releasing direction against the spring force of the spring 67 at the inner peripheral portion of the support tube 64 ( 11 (A) and 12).

Therefore, in the article fixture 10, the article holding member 63 is set to the article releasing position by the release magnet 69 in the article releasing zone of the conveyance line, and the article holding member 53 of the article holding unit 52 and the article holding member 53 are set. The article 1 can be loaded into the article holding area 11 which is wide open between the holding unit 62 and the article holding member 63 (FIG. 11A). Then, thereafter, in the article holding zone of the article processing station of the transfer line, the article holding member 63 is set to the article holding position by the spring 67, and the article 1 is set to the article holding member 53 of the article holding unit 52 and the article holding unit 62. The article holding member 63 is sandwiched and held (FIG. 11B). As a result, the article 1 such as a neck bendable container has its main body tilted between the article holding members 53 and 63, the neck injection port and the like are set vertically, and liquid drops from the filling machine to the injection port. It becomes easy to fill the liquid without

Further, the article holding unit 62 is attachable / detachable to / from the concavo-convex mounting groove 39 of the article fixing tool 10 by the concavo-convex engaging portions 64 B provided on both sides of the support cylinder 64.

Therefore, in the article fixture 10, the projections and depressions 54B and 64B of the article holding units 52 and 62 are appropriately replaced by pitches with respect to the projections and depressions mounting groove 39, so that the articles to the mounting groove 39 can be mounted. The attachment positions of the holding units 52 and 62 can be adjusted in the article holding direction. That is, when applied to large articles, the attachment positions of the article holding units 52 and 62 are set back relative to the article holding area 11 to make the article holding area 11 large, and when applied to small articles, the article holding units 52 and 62 are attached. The position is advanced with respect to the article holding area 11 to make the article holding area 11 small.

That is, the fifth embodiment also has substantially the same operations as the operations 1 to 3 in the first embodiment.

(Sixth Embodiment) (FIG. 14) The sixth embodiment differs from the fifth embodiment in the structure of an article holding unit 72 which replaces the article holding unit 62.

As shown in FIG. 14, the article holding unit 72 closes the inner peripheral portion of the rectangular support cylinder 74 on the rear end side with an occluding member 75, and the article holding member is provided on the front inner peripheral portion of the occluding member 75 of the supporting cylinder 74. 73 is slidably supported.

The article holding member 73 is provided with a base end flange portion 73B on the side opposite to the V-shaped holding surface 73A, and the flange portion 73B is slidable on the inner peripheral portion of the support cylinder 74. Further, the article holding member 73 has its front stroke end restricted by locking the base end flange portion 73B with the stopper portion 74A provided on the front end surface of the support cylinder 74.

Further, the blocking member 75 is fixed to the inner peripheral portion of the support cylinder 74 on the rear end side. Further, a part of the outer peripheral portion of the closing member 75 forms an air escape passage 76 between itself and the inner peripheral portion of the support cylinder 74 to secure the slidability of the article holding member 73 on the inner peripheral portion of the support cylinder 74. It is possible.

Then, the first magnet 77 is embedded in the end surface of the article holding member 73 facing the closing member 75, and the second magnet 78 is embedded in the end surface of the closing member 75 facing the first magnet 77. It is embedded. Both magnets 77 and 78 have magnetic poles facing each other having the same pole (for example, N pole). As a result, the article holding member 73 is elastically supported on the inner peripheral portion of the support cylinder 74 so as to be slidable in the article holding direction under the action of the magnetic repulsive force of the magnets 77 and 78.

Further, in the article holding unit 72, the V-shaped holding surface 73A has a downward slope. As a result, in the article fixture 10, the V-shaped holding surface 73A of the article holding unit 72 is advanced and retreated substantially parallel to the V-shaped holding surface 53A of the article holding unit 52, and both holding surfaces 53A and 73A are the articles. The main body 1 can be clamped in an inclined state.

However, in the article holding unit 72, an upward guide surface 73C is provided above the V-shaped holding surface 73A of the article holding member 73. As a result, when the article 1 is inserted into the article holding area 11 formed by the article holding units 52 and 72, the article 1 held by the article holder such as a robot is held by the article holding unit 72. By pressing the upward guide surface 73C of the member 73, the article holding member 73 is slid so as to push open in the article releasing direction against the magnetic repulsive force of the magnets 77 and 78. Then, the article holding area 11 between the article holding member 53 of the article holding unit 52 and the article holding member 73 of the article holding unit 72 is widely opened, and the article 1 can be inserted into the article holding area 11. .

As in the fifth embodiment, the article holding unit 72 can be attached / detached to / from the concave / convex mounting groove 39 of the article fixing tool 10 by the concave / convex engaging portions 74 B provided at both ends of the support cylinder 74. Thus, the attachment position to the article fixture 10 can be adjusted appropriately, and the article holding area 11 corresponding to the article shape can be formed between the article holding unit 52 and the article holding unit 52.

That is, the sixth embodiment also has substantially the same operations as the operations 1 to 3 in the first embodiment.

Seventh Embodiment (FIG. 15) The seventh embodiment differs from the sixth embodiment in the structure of an article holding unit 82 which replaces the article holding unit 72.

In the article holding unit 82, as shown in FIG. 15, the rear end side inner peripheral portion of the rectangular support cylinder 84 is closed in a sealed state by the closing member 85, and the front inner peripheral portion of the closing member 85 in the supporting cylinder 84 is closed. The article holding member 83 is slidably supported. An O-ring 88 is attached to the outer shape of the article holding member 83 that slides on the inner peripheral portion of the support cylinder 84.

The article holding member 83 is provided with a base end flange portion 83B on the opposite side of the V-shaped holding surface 83A, and the base end flange portion 83B is slidable on the inner peripheral portion of the support cylinder 84. . Further, the article holding member 83 has its front stroke end regulated by locking the base end flange portion 83B with the stopper portion 84A provided on the front end surface of the support cylinder 84.

An air pipe 87 with a check valve is passed through the closing member 85, and compressed air can be enclosed in the space between the article holding member 83 and the closing member 85 inside the support cylinder 84. As a result, the article holding member 83 is elastically supported in the inner diameter portion of the support tube 84 so as to be slidable in the article holding direction under the action of the air spring force of the compressed air enclosed in the support tube 84. Become.

Further, the article holding unit 82 has the V-shaped holding surface 83A as a downwardly inclined surface. As a result, in the article fixture 10, the V-shaped holding surface 83A of the article holding unit 82 advances and retreats substantially parallel to the V-shaped holding surface 53A of the article holding unit 52, and both holding surfaces 53A and 83A The main body 1 can be clamped in an inclined state.

However, in the article holding unit 82, the upward guide surface 83C is provided above the V-shaped holding surface 83A of the article holding member 83. As a result, when the article 1 is inserted into the article holding area 11 formed by the article holding units 52 and 82, the article 1 held by the article holder such as a robot is held by the article holding unit 82. By pressing the upward guide surface 83C of the member 83, the article holding member 83 is slid so as to push open in the article releasing direction against the air spring force of the compressed air. Then, the article holding area 11 between the article holding member 53 of the article holding unit 52 and the article holding member 83 of the article holding unit 82 is widely opened, and the article 1 can be inserted into the article holding area 11. .

As in the fifth embodiment, the article holding unit 82 can be attached / detached to / from the concave / convex mounting groove 39 of the article fixture 10 by the concave / convex engaging portions 84B provided at both ends of the support tube 84. Thus, the attachment position to the article fixture 10 can be adjusted appropriately, and the article holding area 11 corresponding to the article shape can be formed between the article holding unit 52 and the article holding unit 52.

That is, the seventh embodiment also has substantially the same operations as the operations 1 to 3 in the first embodiment.

In the implementation of the present invention, the elastic support structure of the article holding member in the article holding unit may use a spring material such as a compression coil spring.

[0079]

[Effect of device]

 As described above, according to the present invention, it is possible to obtain the article fixing device that can improve the manufacturability and maintainability of the article fixing device and improve the equipment efficiency.

Further, according to the present invention, it is possible to obtain an article fixing device having good adaptability to changes in the size and shape of the article.

[Brief description of drawings]

FIG. 1 is an external view showing a first embodiment.

FIG. 2 is a schematic view showing an article holding unit,
(A) is a sectional view, (B) is a front view, (C) is a rear view,
(D) is a sectional view taken along the line DD.

FIG. 3 is a schematic view showing an article holding state,
(A) is a schematic diagram showing a holding state of a large article, and (B) is a schematic diagram showing a holding state of a small article.

FIG. 4 is an external view showing a second embodiment.

FIG. 5 is a schematic view showing an article holding unit,
(A) is a sectional view, (B) is a front view, (C) is a rear view,
(D) is a sectional view taken along the line DD.

FIG. 6 is a schematic view showing an article holding state,
(A) is a schematic diagram showing a holding state of a large article, and (B) is a schematic diagram showing a holding state of a small article.

FIG. 7 is an external view showing a third embodiment.

FIG. 8 is a schematic view showing an article holding unit,
(A) is a sectional view, (B) is a rear view, and (C) is a sectional view taken along the line CC.

FIG. 9 is a schematic view showing an article holding state,
(A) is a schematic diagram showing a holding state of a large article, and (B) is a schematic diagram showing a holding state of a small article.

FIG. 10 is an external view showing a fourth embodiment.

FIG. 11 is a schematic view showing a fifth embodiment,
(A) is a schematic diagram showing an article loading state, and (B) is a schematic diagram showing an article holding state.

12 is a cross-sectional view of FIG. 11 (B).

FIG. 13 is a schematic view showing an article holding unit.

FIG. 14 is a schematic diagram showing an article holding unit of a sixth embodiment.

FIG. 15 is a schematic diagram showing an article holding unit of a seventh embodiment.

[Explanation of symbols]

1 Product 10 Product Fixing 11 Product Holding Area 12, 22, 32, 42A, 42B, 52, 62, 7
2, 82 article holding unit 13, 23, 33, 43, 53, 63, 73, 83 article holding member 19 mounting portion 39 mounting groove

Claims (3)

[Scope of utility model registration request] 1. An article holding device for holding an article loaded in an article holding area of an article fixing tool by an article holding member, wherein the article holding unit elastically supports the article holding member in the article holding direction. An article fixing device characterized in that the article holding unit is detachably attached to a mounting portion provided on an article fixing tool. 2. The article fixing device according to claim 1, wherein the article holding unit is capable of adjusting a mounting position with respect to a mounting portion provided on the article fixing tool in an article holding direction. 3. The article holding unit according to claim 1.