JPH09286521A - Individual transport device and method for laminated stick-like member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an individual transport device and method for laminated stick-like member for securely separating laminated stick-like members one by one from the bottom end side and transporting them efficiently to a specified place. SOLUTION: Retainer plates 3a, 3b are brought in contact engagement with the lower surface of each stick-like member 7 on the bottom end maintained by claws 2a, a retainer plate part 3 is moved by only one sheet thickness of the stick-like member 7 by releasing the claws 2a and the stick-like member 7 which is the second one from the bottom is maintained by claws 2a, retainer plate 3a, 3b are lowered so as to place the bottom end stick-like member 7 on rails 4. The stick-like member 7 placed on the rails 4 is carried by a transport means 5. Stick-like members 7 laminated by repeating the abovementioned action are separated from its bottom sequentially and transported.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transport device and method for transporting stacked stick-shaped members one by one, and more particularly to transporting a stick type magazine containing semiconductors to an inspection position or emptying. The present invention relates to an apparatus and method for individually transporting stacked stick-shaped members suitable for transporting a packaging type magazine in which individual stacked magazines are individually transported.

[0002]

2. Description of the Related Art For example, as shown in FIG.
The stick-shaped member 7 containing 2 is shown in FIGS.
They are stacked and stored as shown in. In addition, packaging products similar to this are often stacked and stored. In order to inspect these stacked stick-shaped members 7 and to refill the stored semiconductors, it is necessary to individually transport the stick-shaped members 7. For this purpose, a device for separating and transporting the stacked stick-shaped members one by one is required.

Therefore, at least the supporting plate 30 for supporting the lower surface of the stick-shaped member 7 and the claw 20 for supporting the peripheral edge of the stick-shaped member 7 are required for this apparatus as shown in FIGS. .

[0004]

In FIGS. 14 and 15, the stick-shaped members 7 stacked on each other are supported by the support plate 3.
0, and the claw 20 is engaged with the second stick-shaped member 7 above the bottom-most stick-shaped member 7 to support the laminated stick-shaped member above the second stick-shaped member 7, and the bottom-most stick-shaped member 7 is supported. It will need to be separated. However, as shown in the figure, when the support plate 30 supports the central portion of the stick-shaped member 7 or both ends thereof, the laminated stick-shaped member warps, and the stick-shaped member 7 and the claw 20 are accurately engaged. There is a problem that is not done.

Therefore, it is necessary to devise a support structure for the support plate 30 and to devise a synchronous control of the support plate 30 and the claw 20. In addition, when the stick-shaped member 7 is supported by the support plate 30, it is also necessary to prevent an unreasonable force from acting on the stick-shaped member 7.

The present invention has been made in view of the above circumstances, and reliably separates the stacked stick-shaped members so that the support plate or the claw and the stick-shaped member are smoothly engaged. It is an object of the present invention to provide an individual conveying device and method for a laminated stick-shaped member that can efficiently convey the stick-shaped member to a predetermined place without damaging it.

[0007]

According to a first aspect of the present invention, there is provided a transporting device for transporting the stick-shaped members one by one from the stick-shaped members stacked in the vertical direction. A stick-shaped member holding claw that is arranged on the immovable side of the device so as to be detachably engaged with the peripheral edge of the member, and a position slightly lower than the thickness of the stick-shaped member from the position where the claw is arranged. A rail for carrying the stick-shaped member arranged, a support plate that removably abuts on the lower surface of the stick-shaped member at the lowermost end and moves up and down, and a control unit that synchronously controls the claw and the support plate. And a carrying means for carrying the stick-shaped member supported on the rail to a predetermined position, and the support plate is composed of a plurality of members supporting the center and both ends of the stick-shaped member, and the claw is Before In a state of being separated from the stick-shaped member, the upper surface thereof is positioned at least at a position lower than the disposition position of the claw by the thickness of the stick-shaped member, and further moved to a position lower than the position of the rail. To do.

According to a second aspect of the present invention, of the supporting plates, the central supporting plate has a top surface of the stick-shaped member at least from the disposition position of the claw when the claw is separated from the stick-shaped member. The support plates are arranged at positions lowered by the thickness, and the upper surfaces of the support plates at both ends are arranged at least at the same position as the center support plate when the claw engages with the second stick-shaped member from the lowermost end. It is characterized by being

According to a third aspect of the present invention, there is provided a transporting device for transporting the stick-shaped members one by one from the stick-shaped members stacked in the vertical direction. And a stick-shaped member for holding the stick-shaped member arranged on the immovable side of the device so as to engage with the stick-shaped member, and a stick-shaped member arranged at a position slightly smaller than the thickness of the stick-shaped member from the position where the claw is arranged. A rail for transportation, a support plate that removably abuts on the lower surface of the stick-shaped member at the lowermost end and moves up and down, a control unit that synchronously controls the claw and the support plate, and is supported on the rail. And a sticking member for carrying the stick-shaped member to a predetermined position. The first step of holding the peripheral edge of the stick-shaped member at the lowermost end with the claws, and supporting the stick-shaped member at the lowermost end with a support plate to release the holding of the stick-shaped member by the claws to form the laminated stick-shaped member. A second procedure of moving the entire member downward by the thickness dimension of the stick-shaped member, a third procedure of holding the peripheral edge of the second stick-shaped member from the lowermost end with the claw in that state, and a lowermost end A fourth step of moving the support plate supporting the stick-shaped member downward to support the stick-shaped member on the rail; and a step of transferring the stick-shaped member on the rail to a predetermined position by the transfer means. It is characterized in that the procedure of 5 is sequentially repeated.

According to a fourth aspect of the invention, in the second procedure, the stick-shaped member is supported only by the center supporting plate, and in the third procedure, the stick-shaped members are supported by the supporting plates at the center and both ends. The support plate is supported, and in the fourth procedure, the support plates at both ends are controlled by the control unit so as to move to positions separated from the stick-shaped member.

The stacked stick-shaped members are moved downward by just one sheet by positioning the supporting plate, which is in contact with the stick-shaped member at the lowermost end, by the same size as the thickness of the stick-shaped member. In this state, the stick-shaped member is supported by the supporting plates that support the center and both ends of the stick-shaped member without warping, so that the second stick-shaped member from the lowermost end is smoothly held by the claws. In this state, the lowermost stick-shaped member is further moved downward and mounted on the rail, so that only the lowermost stick-shaped member is separated, and the other laminated stick-shaped members are supported by the claws. The stick-shaped member separated and supported on the rail is transported to a predetermined position by the transport means. As described above, the laminated stick-shaped members are separated one by one and smoothly conveyed in sequence.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of an individual conveying device and method for laminated stick-shaped members according to the present invention will be described in detail below with reference to the drawings. First, an outline of the overall structure of the individual transport device will be described with reference to FIG.

The individual transport device 1 is detachably abuttingly engaged with a stick-shaped member holding claw 2 which is detachably engaged with the peripheral edge of the stick-shaped member 7 and a lower surface of the stick-shaped member 7 at the lowermost end. The supporting plate portion 3, the rail 4 that supports the separated stick-shaped member 7, the conveying means 5 that conveys the stick-shaped member 7 on the rail 4, the control unit 6 and the like.

The claw portion 2 slidably supports a claw 2a that is detachably engaged with the peripheral edge of the stick-shaped member 7 that sequentially reaches the lowermost end of the stacked stick-shaped members 7, and along the horizontal direction. It is composed of a claw driving section 8 and the like for moving the claw. The claw drive unit 8 is connected to the control unit 6 and drive-controlled.

The support plate portion 3 is a support plate 3'removably abuttingly engaged with the lower surface of the stick-shaped member 7 and a support plate drive portion for slidably supporting these and moving them in the vertical direction. In this example, the support plate 3 ′ includes a center support plate 3 a that abuts and engages with the center of the stick-shaped member 7, and a pair of end side support plates 3 b that abut and engage with both ends of the stick-shaped member 7. Three
b, and their upper surfaces are formed in a flat surface shape.

The center support plate 3a and the end side support plate 3
Each of b has independent supporting plate driving units 9a and 9b, which are connected to the control unit 6 and drive-controlled.

The rail 4 is composed of a pair of supporting the lower surface of the stick-shaped member 7, and is arranged on the stationary side of the apparatus. The upper surface of the rail 4 is arranged at a position slightly larger than the thickness dimension of the stick-shaped member 7 from the lower surface of the stick-shaped member 7 supported by the claw 2a.
The conveying means 5 is composed of an engagement plate 10 that engages with the stick-shaped member 7 mounted on the rail 4, an engagement plate drive unit 11 that moves the engagement plate 10 in the horizontal direction, and the like. It is connected to the unit 6 and is drive-controlled.

With the above structure, the stick-shaped members 7 are separated one by one by the claw portion 2 and the support plate portion 3, and the support plate portion 3 is separated.
It is mounted on the rail 4 from the supported state and is conveyed to a predetermined position by the conveying means 5. The separating and conveying operations of the stick-shaped member 7 will be described above with reference to FIGS.

As shown in FIG. 2, first, the lowermost stick-shaped member 7a of the stacked stick-shaped members 7 is claw 2.
supported by a. As described above, the rail 4 is arranged at a predetermined position apart from the lower surface of the stick-shaped member 7a at the lowermost end by a dimension a which is slightly larger than the thickness of the stick-shaped member 7. Further, in this case, the center support plate 3a and the end side support plates 3b, 3b are arranged such that their upper surfaces are further lowered from the upper surface of the rail 4. This corresponds to the first procedure.

Next, the support plate portion 3 is moved upward as shown in FIG. 3, and the center support plate 3a and the end side support plate 3b are brought into contact with the lower surface of the stick-shaped member 7 at the lowermost end, as shown in FIG. The engagement between the claw 2a and the lowermost stick-shaped member 7a is released. Next, as shown in FIG. 5, the center support plate 3a and the end support plate 3b are moved downward by the thickness dimension of the stick-shaped member 7. The stick-shaped members 7 thus laminated
Is lowered by the thickness of the stick-shaped member 7 as a whole. This corresponds to the second procedure.

Next, the claw 2a is moved as shown in FIG.
Support the peripheral edge of the second stick member 7b from the bottom
The whole stick-shaped member 7 above the second is supported. This corresponds to the third procedure. Next, as shown in FIG. 7, the center support plate 3a and the end side support plate 3b on which the stick-shaped member 7a at the lowermost end is mounted are further moved downward so that the stick-shaped member 7a at the lowermost end is mounted on the rail 4. Further, the center support plate 3a and the end side support plate 3b move downward. This corresponds to the fourth procedure.

Next, as shown in FIG. 8, the engagement plate 10 is brought into contact with the lowest stick-shaped member 7a mounted on the rail 4 in a free state, and the engagement plate drive portion 11 is driven to move it to a predetermined position. Transport. This is the fifth procedure.

The control unit 6 carries out the operations from the first procedure to the fifth procedure described above so that the claw drive section 8 of the claw 2a, the center support plate 3a, and the end side support plate 3b respectively support plate drive sections. 9 and the engagement plate drive unit 11 are configured to be drive-controlled.

The state shown in FIG. 8 is the same as the state shown in FIG. 2, and thereafter, the stick-like members 7 are sequentially separated and conveyed one by one by repeating the same operation.

FIG. 9 and FIG. 10 illustrate the separating and conveying method of the present invention in which the engagement state between the support plate portion 3 and the stick-shaped member 7 is changed. In order to support the stick-shaped member 7 without applying an unreasonable force to the stick-shaped member 7 and to set the stick-shaped member 7 on the rail 4 stably, it is better to support the stick-shaped member 7 only by the center support plate 3a. If the positioning accuracy of the contact position of the end side support plate 3b is poor, the stick-shaped member 7 is not supported horizontally, and an unreasonable force acts on the stick-shaped member 7 in some cases.

However, the lowermost stick-shaped member 7a
When the claw 2a is engaged with the second stick-shaped member 7b, which is one above, the both ends of the stick-shaped member 7 need to be supported by the end side support plates 3b so as not to hang down. Therefore, as shown in FIG. 9, in the state shown in FIG. 5, only the center support plate 3a abuts on the lowermost stick-shaped member 7a, and the end side support plate 3b is separated from the lowermost stick-shaped member 7a. Be positioned in position.

Next, as shown in FIG. 10, in the state of FIG. 6 in which the claw 2a is engaged with the second stick-shaped member 7b, the end side support plate 3b also contacts the lower surface of the lowermost stick-shaped member 7a. In contact with each other, the claw 2a is easily fitted into the second stick-shaped member 7b. Next, although not shown, when the claw 2a is engaged with the second stick-shaped member 7b, the end-side support plate 3b is largely moved downward, and the stick-shaped member 7a at the lowermost end is moved only by the center support plate 3a. It supports and moves to the upper surface of the rail 4.

By adjusting the operation timings and the operating speeds of the end side support plate 3b and the center support plate 3a as described above, the separation and conveyance operations shown in FIGS. The stick-shaped member 7a and the like can be separated and transported in a more stable state.

In the above description, the claw portion 2, the support plate portion 3,
Although the structure of the rail 4 and the conveying means has been described with reference to FIG. 1, the structure is not limited to this, and a known technique is applied. In addition, as described above, the stick-shaped member 7
As a matter of course, the present invention is not limited to stick type magazines containing semiconductors, and is naturally applied to individual automatic conveyance of products in a packaging system having a shape similar to this.

[0030]

【The invention's effect】

1) According to the individual conveying device for laminated stick-shaped members according to claim 1 of the present invention, the laminated stick-shaped members are surely separated and conveyed one by one from the lower end side thereof, and are supported at the time of separation. Since the stick-shaped member is held horizontally by the plate, it can be smoothly supported by the claw portion. Further, since the support plate, the claws, and the conveying means are controlled in synchronization with each other, the individual conveying is automatically and efficiently performed.

2) According to the individual conveying device for laminated stick-shaped members as claimed in claim 2 of the present invention, at least the central supporting plate of the supporting plates is at its maximum when the claw portion is separated from the lowermost stick-shaped member. It is set at the same distance as the thickness dimension of the stick-shaped member from the lower surface of the stick-shaped member at the lower end, and when the claw part is engaged with the second stick-shaped member from the bottom, it is the second from the end side support plate. In order to support both ends of the stick-shaped member, it is set so that its upper surface is located at the same position as the upper surface of the center support plate, so that the claw portion and the stick-shaped member are smoothly engaged with each other, and individual separation is performed. Definitely done.

3) According to the method for individually conveying stacked stick-shaped members according to claim 3 of the present invention, the stick-shaped members are sequentially separated and conveyed one by one, so that efficient separation and conveyance can be achieved. Done.

4) According to the method for individually conveying laminated stick-shaped members according to claim 4 of the present invention, among the supporting plates, the central supporting plate moves the stick-shaped members up and down, and the end side supporting plates are Since the structure that engages to hold the stick-shaped member horizontally only when the claw and the stick-shaped member are engaged is adopted, stable support of the stick-shaped member is possible, and an unreasonable force acts on the stick-shaped member. do not do. This makes it possible to maintain the accuracy of product quality.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing an overall structure of an individual conveying device for laminated stick-shaped members of the present invention.

FIG. 2 is an explanatory diagram showing a first procedure of a method of transporting a stick-shaped member of the present invention.

FIG. 3 is an explanatory diagram illustrating an operation of shifting from the first procedure to the second procedure of the present invention.

FIG. 4 is an explanatory diagram illustrating an operation of shifting from the first procedure to the second procedure of the present invention.

FIG. 5 is an explanatory diagram illustrating a second procedure of the present invention.

FIG. 6 is an explanatory diagram illustrating a third procedure of the present invention.

FIG. 7 is an explanatory diagram illustrating a fourth procedure of the present invention.

FIG. 8 is an explanatory diagram illustrating a fifth procedure of the present invention.

FIG. 9 is an explanatory view illustrating another method for separating and conveying the stick-shaped member of the present invention.

FIG. 10 is an explanatory view illustrating another method for separating and conveying the stick-shaped member of the present invention.

FIG. 11 is a perspective view showing a stick-shaped member (stick-type magazine) accommodating semiconductors.

12 is a side view showing a stacked state of the stick-shaped members shown in FIG.

13 is a cross-sectional view taken along the line AA of FIG.

FIG. 14 is an explanatory diagram for explaining an outline of a conventional stick-shaped member separating / conveying method.

FIG. 15 is an explanatory diagram for explaining an outline of a conventional stick-shaped member separating / conveying method.

[Explanation of symbols]

 1 Individual Transport Device 2 Claw 2a Claw 3 Supporting Plate 3'Supporting Plate 3a Center Supporting Plate 3b End Supporting Plate 4 Rail 5 Conveying Means 6 Control Unit 7 Stick-like Member 7a Bottommost Stick-like Member 7b Second Stick Shaped member 8 Claw drive unit 9 Support plate drive unit 9a Support plate drive unit 9b Support plate drive unit 10 Engagement plate 11 Engagement plate drive unit 12 Semiconductor

Claims (4)

[Claims] 1. A transport device for transporting stick-shaped members one by one from vertically stacked stick-shaped members, wherein the device is detachably engageable with the peripheral edge of the stick-shaped member at the lowermost end. A stick for holding the stick-shaped member arranged on the immovable side, a rail for carrying the stick-shaped member arranged at a position slightly lower than the thickness of the stick-shaped member from the position where the stick is arranged, A support plate that removably abuts and engages with the lower surface of the stick-shaped member at the lowermost end, and moves up and down, a control unit that synchronously controls the claw and the support plate, and the stick-shaped member supported on the rail. Transporting means for transporting to a predetermined position, the supporting plate is composed of a plurality of supporting members for supporting the center and both ends of the stick-shaped member, and the claws on the stick-shaped member are separated from the stick-shaped member. An individual conveying device for laminated stick-shaped members, characterized in that the surface is positioned at a position lower than at least the position where the claws are arranged by a thickness of the stick-shaped member, and further moved below the position of the rail. . 2. The center support plate of the support plates is located at a position where the upper surface of the support plate is at least lowered from the position where the claws are arranged by the thickness of the stick-shaped member when the claws are separated from the stick-shaped member. The support plates at both ends are such that the upper surfaces thereof are arranged at least at the same position as the center support plate when the claw engages with the second stick-shaped member from the lowermost end. The individual conveying device for laminated stick-shaped members according to claim 1, which is characterized in that. 3. A transport device for transporting stick-shaped members one by one from vertically stacked stick-shaped members, wherein the device is detachably engageable with the peripheral edge of the stick-shaped member at the lowermost end. A stick for holding the stick-shaped member arranged on the immovable side, a rail for carrying the stick-shaped member arranged at a position slightly lower than the thickness of the stick-shaped member from the position where the stick is arranged, A support plate that removably abuts and engages with the lower surface of the stick-shaped member at the lowermost end, and moves up and down, a control unit that synchronously controls the claw and the support plate, and the stick-shaped member supported on the rail. A method of transporting a stick-shaped member using an individual transport device for a stacked stick-shaped member, comprising: a transporting unit that transports the stick-shaped member at the lowermost end. 1st which hold | maintains the periphery of a member with the said nail
And the step of supporting the lowermost stick-shaped member by a supporting plate, releasing the holding of the stick-shaped member by the claws, and moving the entire laminated stick-shaped member downward by the thickness dimension of the stick-shaped member. The second procedure, the third procedure of holding the peripheral edge of the second stick-shaped member from the lowermost end with the claw in that state, and moving the support plate supporting the stick-shaped member at the lowermost end downward. A fourth step of supporting the stick-shaped member on the rail and a fifth step of carrying the stick-shaped member on the rail to a predetermined position by the carrying means are sequentially repeated, and Individual transportation method. 4. The stick-shaped member is supported only by the supporting plate at the center in the second procedure, and the stick-shaped member is supported by the supporting plates at the center and at both ends in the third procedure. 4. The method for individually transporting stacked stick-shaped members according to claim 3, wherein the support plates are controlled by the control unit so that the support plates at both ends are moved to positions separated from the stick-shaped members in the procedure.