JP2003025337A - Advance and retreat device of product receiving part in molding machine and moving device of container for product in molding machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a moving device of a container for a product in a molding machine, constituted so that an empty product is advanced to the on-off position of a mold and the product processed by the mold is taken out by a robot or the like to be housed in the con tainer and this container is raised and subsequently allowed to retreat to be automatically fed in a falling housing casing and the occupying space of the moving device or the like is omitted. SOLUTION: The moving device is constituted of moving mechanisms (11 and 12 or 17-15), which are positioned above a molding machine main body (1) and operated in connection with an advance and retreat mechanism (13) for receiving the container (4) for the product in a product receiving part (3) to horizontally advance the same as the position above the mold on off part (S) and allowing the container (4') in which the product is put to retreat to the original position before advance, a lift mechanism (14) for raising (or lowering) the container (4') in which the product is put at the original position of the advance and retreat mechanism and moving mechanisms (15-17 or 12 and 11) for allowing the container (4') in which the product is put to retreat at the rising (lowering) position due to the lift mechanism (14). These mechanisms are set to width almost the same as the width (W) of the molding machine body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for moving a product receiving portion of a molding machine and a device for moving a product container in the molding machine. The purpose is to move the receiving part of the product (or molded product) to the opening / closing position of the die, take out the product processed by the die with the product take-out robot, etc., receive it at the product receiving part, and retreat. Repeating the process of transferring to a product transfer device, or raising (or lowering) a container containing a predetermined number of products, then retreating the container and carrying the container into a lowering storage automatically, and installing The purpose is to reduce the occupied space.

[0002]

2. Description of the Related Art Generally, a product take-out machine and a mechanism for supplying the taken-out product to the outside are provided above a mold attached to a molding machine. Japanese Patent Application No. 79081 (the latter) is known.

[0003] Both the former and the latter have a structure in which a molded product processed by a die is taken out upward by a take-out mechanism, and then moved in the lateral direction of the die by a chain belt to supply the molded product.

[0004]

However, in the above-mentioned conventional inventions and the like, since the molded product is taken out above the resin molding machine and supplied to the outside, a take-out storage table for taking out the resin molded product is provided. Is located on the side (in front of) the resin molding machine. For this reason, the area occupied by a single resin molding machine from the supply of the resin molding material to the removal of the molded product increases in one invention, and the required number of resin molding machines are arranged in a limited space in an aligned manner. Not suitable for doing.

[0005]

SUMMARY OF THE INVENTION Accordingly, the present invention solves the problem of the space occupied on the side of a molding machine required for taking out and delivering a product taken out of a mold in a conventional resin molding machine. It is provided to achieve the object of the invention.

A first aspect of the present invention is an advancing / retracting device for a product receiving portion of a molding machine, wherein the product receiving portion is located at a position above a molding machine main body and moves the product receiving portion forward and backward from the position to a mold opening / closing position. A mechanism is provided.

[0007] A second aspect of the present invention is a device for moving a product container in a molding machine.
A moving mechanism associated with an advancing / retracting mechanism that receives an empty product container at the product receiving portion and advances to a position above the mold opening / closing portion, and retracts the container containing the product to an original position before the advancing; An elevating mechanism for raising (or lowering) the container containing the product at the original position of the advancing / retracting mechanism, and a moving mechanism for retracting the container containing the product at the ascending (lowering) position by the elevating mechanism have a width of the molding machine main body. They are provided with substantially the same width.

[0008] A third aspect of the present invention is a device for moving a product container in a molding machine.
A moving mechanism for advancing an empty product container to near the base top surface position of the movable mold, an elevating mechanism for raising (or lowering) the container containing the product at the base top surface position of the movable mold, A moving mechanism for retreating the container containing the product at a lowered position (or a raised position) of the mechanism is provided so as to have a width substantially equal to the width of the molding machine main body.

A fourth aspect of the present invention is the first aspect or the second aspect.
In the apparatus for moving the product receiving section in the molding machine according to the invention of the third or third aspect and the apparatus for moving the product container in the molding machine, the apparatus for raising and supplying the empty product container to the rear part of the molding machine main body. A storage for lowering and storing a container containing a product and a product is arranged so as to have a width substantially equal to the width of the molding machine main body.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a device for moving a product receiving section in a molding machine according to the present invention and a device for moving a product container in the molding machine will be described with reference to the drawings.

Reference numeral 1 denotes an injection molding or other molding machine main body, and 2 denotes a molding die, which comprises a movable die 21 and a fixed die 22, and a material feeder 23 having a hopper 24 on the fixed fitting side.
There are facilities. Reference numeral 3 denotes a product receiving portion which is located above the resin molding machine main body 1 and is arranged so as to be movable by an advancing / retreating mechanism with respect to the immediately upper portion S of the mold opening / closing portion. In addition to receiving the product directly to the receiving portion, when receiving a container such as a tray, the container is placed or supported. 4 is an empty container for containing the molded product,
4 'indicates a container containing the product.

Reference numeral 5 denotes a product take-out robot installed at or near the base top surface of the fixed mold 22 of the molding machine main body 1. The length of the horizontal arm 52 reaching the movable mold 21 is set to L. In addition, the vertical arm 51 with the extraction tool is set to move to a predetermined position along the length direction of the horizontal arm, and the container 4 (or 4 ') is moved when the vertical arm 51 with the extraction tool moves up and down. ) Is set so that you can retreat without hitting 2 and FIGS. 7 and 8, the horizontal arm 52 is mounted on the base top surface 1 ″ of the movable mold 21.
9A and 9B, the length of the horizontal arm 52 reaching the top surface 1 'near the rear of the molding machine 1 is shown in FIGS.
L 'is set.

In FIG. 2, reference numeral 6 denotes an elevating mechanism for raising an empty container housed in a supply warehouse installed at the rear position of the molding machine main body 1 on the side of the movable mold 21 by driving a motor. Container 4 'containing molded articles in the storage provided
Is a motor-driven lowering mechanism for lowering and stacking and storing them.

Reference numerals 11 and 12 denote moving mechanisms for moving the empty container 4 forward (or backward) to the mold 2 side, and reference numeral 13 denotes a container receiving portion 3 for receiving the empty container 4 by the mold 2 (21. 22) is an advance / retreat mechanism that advances to the position above the opening / closing portion S or retracts to the original position. Reference numeral 14 denotes an elevating mechanism for raising (or lowering) the container 4 containing the product from the original position of the advance / retreat mechanism 13 by a predetermined lift h, and reference numerals 15 to 17 denote the container 4 'containing the product raised by the elevating mechanism 14. This is a moving mechanism for moving backward (or forward).

Above the molding machine body 1, the moving mechanisms 11 and 12, the reciprocating mechanism 13, the elevating mechanism 14, and the moving mechanisms 15 to 17 have a width substantially equal to the width W of the molding machine body 1 in the depth direction. It has been set.

Reference numeral 23 denotes a material injection table, reference numeral 24 denotes a material input hopper for products, reference numeral 60 denotes a supply box for empty containers 4, and reference numeral 70 denotes a storage box for containers 4 'containing molded products.

FIGS. 7 and 8 show a moving mechanism in which the order of travel of the containers is reversed. That is, the container 4 from the supply warehouse 60 is moved forward by the moving mechanisms 17 to 15, lowered by the elevating mechanism 14, and the product is placed in the container 4 placed on the product receiving unit 3 by the advance / retreat mechanism 13 at a lower position of the elevating mechanism. After being inserted, the container 4 'is moved to the moving mechanism 12.1.
1 so as to be retracted and stored in the storage 70.

[0018]

[Specific process examples] With reference to the drawings, specific "process examples 1" to "process example 3" will be described. “Process Example 1 (Advancing and Retreating of Product Receiving Unit)” (FIG. 1) (1) Third Top 1 ″ of Mould Base Side of Molding Machine Body 1
The product opening / closing portion S is moved by the retractable mechanism 13 using a slim cylinder or the like at the product receiving portion 3 located at a point (hereinafter, the first point to the eighth point are the same). Advance to the fourth point located at the top. (2) After the molding material is injected and supplied to the fixed mold 22 side, the product is molded by clamping the mold 2. (3) The movable mold 21 and the fixed mold 22 are opened so that the product can be taken out. (4) The product to be released from the movable mold is taken out and received by the product receiving unit 3. (5) The product at the fourth point of the mold opening / closing section S is returned to the third point on the movable mold base side top surface 1 ″ by retreating the product receiving section 3. (6) The product receiving section 3 is released. The product is transported by another product transporter 10 to the next step such as the storage 70 '.
Thereafter, the steps (1) to (5) are repeated as necessary.

"Process Example 2 (Advancing and retreating and moving the product container) However, the display in parentheses in the text indicates the case where the traveling movement of the container is in the opposite direction" (FIGS. 2 to 8). A first point above the top surface position 1 ′ of the molding machine main body 1 while receiving the empty container 4 located at the uppermost stage among the empty containers stacked in the warehouse 60 by the cylinder clamp 61 of the elevating mechanism 6. (Point 8) and stop. (2) The empty container 4 is moved from the first point (the eighth point) to the second point (the seventh point, above the molding machine body) by the moving mechanism 11 (17, 16) such as a pressure cylinder, a lotless cylinder, or a belt. Move horizontally to the sixth point) and stop. (3) Further, a moving mechanism 12 using a belt mechanism or a slim cylinder or the like from the second point (seventh point / sixth point) to the third point (fifth point) of the base side top surface position 1 ″ of the movable mold 21. (5) Horizontal movement is stopped at (15) (4) Empty container 4 received at the product receiving section 3 from the third point (fifth point) by the advance / retreat mechanism 13 such as a slim cylinder at the fourth point. (5) On the other hand, the vertical arm 51 with the removal tool of the product removal robot 5 installed on the top surface 1 on the fixed mold 22 side is moved along the length L of the horizontal arm 52 into the mold. It is advanced to the upper position of the mold opening portion S of No. 2 and stopped there. (6) After the molding material is injected and supplied to the stationary mold 22 side, the product is molded by clamping the mold 2. (7) The movable mold 21 and the fixed mold 22 are opened. To allow extraction of the product. (8) After lowering the takeoff device with vertical arm 51 which is positioned in a predetermined position to the predetermined position, the movable mold 21
Move to the side to grasp or adsorb the product. Then, the removal tool 5 is synchronized with the movement of the product released from the movable mold.
The product is taken out at 1 'and is horizontally moved by a predetermined amount to take out the product and return to the original position. (9) The vertical arm 51 with the removal tool from which the product has been removed
This is raised to return to the original position. (10) The empty container 4 stopped at the third point of the base top surface position 1 ″ of the movable mold 21 is received by the product receiving unit 3 until the container 4 is supported by the product receiving unit 3 to a position S directly above the mold unit 2. It is advanced and stopped at a position immediately below the removal tool 51 'of the vertical arm 51. (11) The removal tool 51' of the vertical arm is released and the product is stored in the container 4. (12) The product is put into this container. Until the predetermined quantity is reached, the operations of (4) to (11) of the above-mentioned "process example 2" are repeated. (13) The container 4 'containing the product retreats to the third point (fifth point), which is the original position of the advance / retreat mechanism 13, and stops. (14) At the third point (fifth point), the container 4 'containing the product is moved up and down by the elevating mechanism 14 using the guide cylinder.
To move up (down) to the fifth point (third point). (15) The ascending (falling) container 4 'is horizontally moved to the sixth point and the seventh point (second point) by the moving mechanism 15, 16 (11) using, for example, a slim cylinder, a belt, a lotless cylinder, and the like. It moves horizontally to the eighth point (first point) immediately above the storage. (16) After the container 4 ′ is received from the eighth point (first point) by the clamp 71 of the elevating mechanism 7, the container 4 ′ is lowered and the clamp 71 is released to be stacked and stored in the molded article storage 70.

"Process Example 3 (Moving Product Container)"
(FIGS. 9 to 11) (1) The steps (1) to (3) of the "step example 2" are applied to the "step example 3". (2) (4) of the above “Step example 2” is omitted. (3) The horizontal arm 51 of the product take-out robot 5 installed on the top surface of the fixed mold 22 side is set to a length L 'that reaches the top surface 1' near the rear of the molding machine main body 1.
(FIGS. 8 and 9). Then, the vertical arm 52 with the unloading tool can be moved directly above the container 4 stopped at the third point on the top surface 1 "of the molding machine main body. The process up to (8) is applied to “Process example 3”. (4) The empty container 4 stopped at the third point of the top surface 1 ″ on the movable mold base side of the molding machine main body after the molded product is lifted and returned to the original position by lifting the vertical arm 52 with the ejector. Moves horizontally to the position and stops.
The process up to (16) is applied to “Process example 3”.

[0021]

The present invention has the following effects because it has the above configuration. First, in claim 1, the width of the product receiving section on which the container is placed can be advanced and retracted in the horizontal direction above the mold opening / closing section of the molding machine. Can be stored in In addition, in combination with a product take-out robot or manual take-out, a molded product can be efficiently stored without taking up an extra area around the molding machine.

According to a second aspect of the present invention, the empty container is horizontally moved above the molding machine to be linked with the advance / retreat mechanism of the first aspect, and the product processed by the die is taken out in combination with the product take-out robot. After storing the container, the container containing the product is raised and retracted, so that the container can be moved forward and backward, and the moving device can be accommodated in a width substantially equal to the width of the molding machine. it can. Therefore, the work of storing the molded product can be efficiently performed without occupying an extra area around the molding machine.

According to a third aspect, from the second aspect,
The moving mechanism is removed, and the empty container is horizontally moved above the molding machine to raise the container containing the product at the top position on the movable mold side by the elevating mechanism, and retreat from the raised position. Therefore, the container can be moved forward and backward, and the moving device can be accommodated in a width substantially equal to the width of the molding machine. Therefore, the work of storing the molded product can be efficiently performed without occupying an extra area around the molding machine.

According to a fourth aspect of the present invention, a supply storage for storing empty containers and a storage for storing containers containing products are provided at a rear portion of the molding machine. There is no need to place a container on the opposite side, and there is no longer a protruding space for the container part as in the conventional case. A plurality of molding machines can be installed in a limited area in a space-saving manner, which is efficient.

[Brief description of the drawings]

FIG. 1 is a schematic front view of an advance / retreat device of a product receiving unit in a molding machine according to the present invention.

FIG. 2 is a front view of a product container advancing / retreating device in a molding machine according to the present invention and a container moving device interlocked with a support of a product receiving portion thereof.

FIG. 3 is a plan view of a moving mechanism that advances (or retreats) the empty container of FIG. 2;

FIG. 4 is a plan view of a moving mechanism for retracting (or advancing) the empty container of FIG. 2;

FIG. 5 is a side view showing the lifting mechanism of FIG. 2;

FIG. 6 is a schematic perspective view showing a container moving process and a product receiving / retracting process in a second embodiment.

FIG. 7 is a schematic front view showing a moving direction opposite to the moving order of the containers shown in FIGS.

FIG. 8 is a plan view of FIG. 7;

FIG. 9 is a schematic front view showing a third embodiment other than the second embodiment shown in FIGS. 2 to 4;

FIG. 10 is a plan view of FIG. 9.

FIG. 11 is a schematic perspective view showing a container moving process in the third embodiment of FIGS. 9 and 10.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Molding machine main body 2 Mold for molded article 3 Product receiving part 4 Container 5 Robot for taking out product 6 Elevating mechanism of empty container 7 Elevating mechanism of container containing product 11 Ascending from supply warehouse to position above molding machine main body A moving mechanism 12 for moving the empty container forward (or retreating) to the first point A moving mechanism 13 for moving forward (or retreating) from the second point to the third point 13 Moving forward from the third point to the fourth point, and a fourth point Advancing / retracting mechanism for retreating from point 3 to point 14 elevating mechanism 15 for raising (or descending) from point 3 (point 5) to point 5 (point 3) point 6 from point 5 (point 6) Moving mechanism 16 for retreating (or moving forward) to the fifth point) Moving mechanism 17 for moving backward (or moving forward) from the sixth point (the seventh point) to the seventh point (the sixth point) From the seventh point (the eighth point) Moving mechanism 21 for moving backward (or forward) to the eighth point (seventh point) Mold 22 Fixed mold 51 Vertical arm with robot removal tool 52 Horizontal arm of robot 61 Clamp of elevating mechanism for receiving empty containers 71 Clamp for elevating mechanism for receiving containers containing molded products

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[Procedure amendment]

[Submission date] July 19, 2001 (2001.7.1)
9)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0014

[Correction method] Change

[Correction contents]

Reference numerals 11 and 12 denote moving mechanisms for moving the empty container 4 forward (or backward) to the mold 2 side, and reference numeral 13 denotes a container receiving portion 3 for receiving the empty container 4 by the mold 2 (21. a forward and reverse mechanism to retract to be allowed or original position advanced to a position above the opening portion S to S ₁ 22). 14 is the advance / retreat mechanism 13
Lifting mechanism for raising (or lowering) the container 4 containing the product from the original position by a predetermined lift amount h, and 15 to 17 are lifting mechanisms 1
Retract (or advance) the container 4 'containing the product raised in step 4.
It is a moving mechanism that causes

[Procedure amendment 3]

[Document name to be amended] Drawing

[Correction target item name] Figure 1

[Correction method] Change

[Correction contents]

FIG. ────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] July 19, 2001 (2001.7.1)
9)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0009

[Correction method] Change

[Correction contents]

A fourth aspect of the present invention is the first aspect or the second aspect.
In the forward or backward device of the product receiving section in the molding machine according to the third or third invention and the forward or backward device of the product required container in the molding machine, the empty product container is raised at the rear part of the molding machine main body. The storage for supply and supply of the container containing the product is set so that it does not protrude too much from the width of the molding machine main body, preferably the width is substantially the same as the width of the molding machine main body. It is arranged.

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0014

[Correction method] Change

[Correction contents]

Reference numerals 11 and 12 denote moving mechanisms for moving the empty container 4 forward (or backward) to the mold 2 side, and reference numeral 13 denotes a container receiving portion 3 for receiving the empty container 4 by the mold 2 (21. a forward and reverse mechanism to retract to be allowed or original position advanced to a position above the opening portion S to S ₁ 22). 14 is the advance / retreat mechanism 13
Lifting mechanism for raising (or lowering) the container 4 containing the product from the original position by a predetermined lift amount h, and 15 to 17 are lifting mechanisms 1
Retract (or advance) the container 4 'containing the product raised in step 4.
It is a moving mechanism that causes

[Procedure amendment 4]

[Document name to be amended] Drawing

[Correction target item name] Figure 1

[Correction method] Change

[Correction contents]

FIG.

Claims (4)

[Claims] Claims: 1. An upper part of a molding machine main body (1),
An advancing / retracting device for a product receiving unit in a molding machine, further comprising an advancing / retracting mechanism (13) for advancing and retracting the product receiving unit (3) from the position to the opening / closing position of the mold (2). 2. In a position above the molding machine body (1),
The empty product container (4) is received by the product receiving part (3) and is advanced horizontally to a position above the mold opening / closing part (S), and the container (4 ') containing the product is advanced. A moving mechanism (11.) linked to an advance / retreat mechanism (13) for retreating to the previous original position.
12 or 17 to 15), an elevating mechanism (14) for elevating (or lowering) the container (4 ') containing the product at the original position of the advancing / retracting mechanism, and an ascent (or descent) by the elevating mechanism.
A moving mechanism (15 to 17 or 12.11) for retreating the container (4 ') containing the product at the position is provided so as to have a width substantially equal to the width (W) of the molding machine main body. A device for moving product containers in a molding machine. 3. In a position above the molding machine body (1),
A moving mechanism (11.12 or 17-15) for moving the empty product container (4) horizontally in the vicinity of the base top surface position (1 ") of the movable mold (21); An elevating mechanism (14) for raising (or lowering) the container (4 ') containing the product at the base top surface position, and a moving mechanism for retracting the container (4') containing the product at a lower position of the elevating mechanism. (15 to 17 or 12.11) is set to be substantially the same width as the width (W) of the molding machine main body, and the product container moving device in the molding machine is provided. 4. A delivery box (6) for raising and supplying an empty product container (4) to the rear of the molding machine body (1) and a container (4 ') containing the product being lowered and stored. 4. The apparatus for moving a product container in a molding machine according to claim 2, wherein a storage (7) for carrying out the molding is set so as to have a width substantially equal to a width (W) of the molding machine main body.