JP2006123450A - Insert member placement device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To precisely place an insert member at a desired position in a cavity. <P>SOLUTION: The insert member placement device comprises insert holder 1 which fixes insert member 9 at a desired position in cavity 55 provided in mold 5, guiding device 2 which grips body 12 of insert holder 1 with manipulator 22 and guides guide tip 11 formed at the tip of insert holder 1 into holder receiving slot 51 provided in mold 5, pusher 3 which pushes insert holder 1 into holder receiving slot 51, as guide tip 11 of insert holder 1 is inserted into holder receiving slot 51 provided in mold 5 and control means 6 which controls the motion of guiding device 2 and the pushing operation of pusher 3. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an insert member feeding device for installing an insert member at a predetermined position in a cavity formed in a mold, and in particular, the insert member is mounted on a separately provided insert holding jig. In this state, the insert holding jig is fitted into a jig housing part on the mold side formed in a state where the insert is aligned, thereby positioning the insert member in the cavity. The present invention relates to a member loading device.

Generally, in an injection molding process or the like, an operation of putting an insert member into a cavity formed in a mold is performed by a worker engaged in the injection molding process placing the insert member in a predetermined cavity exclusively by manual work or the like. It was done by. By the way, such a manual operation has a problem that it involves a risk of work and increases labor costs, resulting in an increase in manufacturing cost of the plastic molded product. In order to solve such a problem, it is known that the insert member is mechanically installed at a predetermined position via a robot or the like by, for example, Japanese Patent Application Laid-Open No. 2000-296534. It has become.
JP 2000-296534 A

  By the way, in the above-mentioned conventional one (known one), a chuck arm for holding an insert member is provided on a chuck fixing plate serving as a base, and a direction perpendicular to the chuck fixing plate is used as a base. A plurality of guide pins are provided on the mold side. On the other hand, a concave portion that engages with the guide pins is provided on the mold side into which the insert member is inserted. By engaging the plurality of guide pins and the concave portions, the chuck The insert member held by is installed at a predetermined position on the mold side. Therefore, it is necessary to ensure the mounting accuracy of the chuck fixing plate for holding the chuck arm and the plurality of guide pins formed on the basis of the chuck fixing plate. In order to improve accuracy, there is a problem that it must be a large-scale one. In order to solve such a problem, the fitting state between the insert holding jig for holding the insert member and the jig receiving portion in which the insert holding jig is accommodated is an inlay shape. The insertion operation of the insert holding jig into the jig receiving portion is performed by an operation of introducing the insert holding jig into the jig receiving portion and a pushing operation performed subsequently. It is an object (problem) of the present invention to provide an insert member feeding device configured to have a two-stage operation method.

  In order to solve the above problems, the following measures are taken in the present invention. That is, in the first invention which is the invention of claim 1, with respect to the insert member feeding device which plays a role of installing the insert member having a predetermined form at a predetermined position in the cavity formed in the mold, While holding the insert member and holding the insert member, the insert holding jig serving to fix the insert member at a predetermined position in the cavity, and a state in which a part of the insert holding jig is grasped The introduction device for introducing the introduction part formed at the tip of the insert holding jig into the jig housing part provided in the mold, and the introduction part of the insert holding jig are provided in the mold In a state where the insert holding jig is introduced into the jig housing part, the insert holding jig is operated to push into the jig housing part provided in the mold. We decided to take a catcher device, the structure was set to be from.

  Moreover, in 2nd invention which is invention of Claim 2, while making the form by the side of the introduction part of the said insert holding jig into a taper-shaped form regarding the insert member injection device of Claim 1, The fitting state between the portion other than the introduction portion and the jig housing portion is formed in a seal-like shape.

  Moreover, in 3rd invention which is invention of Claim 3, in the insert member injection | throwing-in apparatus of Claim 1, in the holding operation of the insert holding jig by the manipulator which forms the said introducing device, and the said introducing device An introduction operation for introducing the introduced portion of the insert holding jig in a gripped state into a jig housing portion formed in a mold, and further, this is performed, and the entire insert holding jig is The control means for controlling the push-in operation of the pusher device to be accommodated in the jig accommodating portion is provided.

  According to the first invention, the insert member is a mold in which the insert member is mounted on the insert holding jig and the insert holding jig is formed in an inlay shape. Since it will be installed in the jig housing part, the insert member will be installed at a predetermined position in the mold with high accuracy. And such installation work, that is, loading work, was formed at the tip of the insert holding jig in a two-stage method, specifically, with the insert holding jig held by the manipulator of the introducing device. While introducing the introduction part into the jig housing part, in such a state, by pushing the entire insert holding jig into the jig housing part, installation of the insert holding jig into the jig housing part ( The insertion operation into the cavity of the insert member can be performed smoothly and efficiently.

  In addition, according to the second invention, since the introduction portion formed at the tip portion of the insert holding jig has a tapered shape, the jig receiving portion opening of the insert holding jig introduction portion. The introduction work into the center is performed relatively smoothly. Then, in the state where the introduction portion formed at the tip end portion of the insert holding jig in this way faces the opening of the jig housing portion, the pusher separately provided in the jig housing portion with the insert holding jig is provided. Since the apparatus is used to push in, the entire insert holding jig is smoothly accommodated in a jig accommodating portion formed in a shape of a seal. And in the state accommodated in this way, since the insert holding jig and the jig accommodating part are formed in the shape of a seal, the fitting between them is performed with high accuracy. It will be. As a result, the insert member can be accurately positioned in the cavity.

  Further, according to the third invention, the operation of introducing the insert holding jig in the state of being held by the manipulator forming the introducing device into the jig accommodating portion, and further by the pusher device performed subsequently thereto Since the operation for receiving the insert holding jig is regularly performed based on a command (signal) from the control means, the operation of receiving the insert holding jig in the jig receiving portion is smooth and accurate. Will be done. In particular, the introduction operation by the introduction device and the subsequent push-in operation by the pusher device are performed based on data input in advance to the ROM means forming the control means, that is, teaching data. Thus, the series of operations (actuation) can be automatically controlled. As a result, the apparatus can be operated unattended, and productivity can be improved.

  The best mode for carrying out the present invention will be described with reference to FIGS. As shown in FIG. 1, the structure according to the present embodiment is such that the insert member 9 is held and the insert member 9 is held in the cavity 55 provided in the mold 5 in a state where the insert member 9 is held. In the jig holding part 51 provided in the mold 5 in a state in which the insert holding jig 1 serving to fix in a predetermined position and the main body part 12 of the insert holding jig 1 are gripped by the manipulator 22 The introduction device 2 for introducing the introduction portion 11 formed at the tip of the insert holding jig 1 and the inside of the jig housing portion 51 where the introduction portion 11 of the insert holding jig 1 is provided in the mold 5 And the pusher device 3 that operates so as to push the insert holding jig 1 into the jig receiving portion 51. In addition, in what has such a basic configuration, the manipulator 22 forming the introduction device 2 grips (holds) the insert holding jig 1 and the gripped (held) by the manipulator 22. An introduction operation for introducing the introduction portion 11 of the insert holding jig 1 into the jig housing portion 51 formed in the mold 5, and further, this is performed, and the entire insert holding jig 1 is The pushing operation of the pusher device 3 to be accommodated in the jig accommodating portion 51 is automatically controlled by the control means 6 mainly formed of the computer device.

  Further, the introduction device 2 and the pusher device 3 for accurately accommodating the insert holding jig 1 in the jig accommodating portion 51 form a three-dimensional direction moving device 7 via a mounting bracket 78 as shown in FIG. The elevating member 71 is attached to the tip of the elevating member 71. As a result, the introduction device 2 and the pusher 3 as a whole can reciprocate linearly in the vertical direction. The mounting bracket 78 that holds the introduction device 2 and the pusher device 3 can be rotated in the biaxial direction via the biaxial rotation mechanism 77 at the lower end of the elevating member 71. It is intended to be attached to. As shown in FIG. 2, the three-dimensional direction moving device 7 is composed of an existing rail type moving device, and is formed on the basis of the first rail 72 arranged in the XX direction. The second rail 73 is disposed in the YY direction that is a direction perpendicular to the first rail 72, and the second rail 73 is disposed in the ZZ direction that is a direction perpendicular to the second rail 73. It consists of a lifting member 71.

  In such a basic configuration, the second rail 73 reciprocates linearly in the XX direction on the first rail 72, and the second rail 73 reciprocates linearly in the XX direction. It is arranged so as to be held by one drive device 75. The elevating member 71 disposed in the ZZ direction, which is a direction perpendicular to the second rail 73, reciprocates linearly in the YY direction on the second rail 73, and the elevating member 71 Is disposed in a state of being held by a second drive device 76 that reciprocates linearly in the ZZ direction. A mounting bracket 78 is attached to the lower end portion of the elevating member 71 forming such a three-dimensional direction moving device 7 via a biaxial rotation mechanism 77, and the introduction device 2 and the pusher device 3 are attached to the mounting bracket 78. Can be attached. As a result, the introduction device 2 and the pusher device 3 are driven in the three-dimensional directions of the X, Y, and Z directions, and their directions are changed in a 360 ° free direction via the biaxial rotation mechanism 77. Be able to.

  Next, the introduction device 2 and the pusher device 3 that are attached to the lower end portion of the elevating member 71 forming such a three-dimensional direction moving device 7 via the biaxial rotation mechanism 77 and the attachment bracket 78 will be described. First, as shown in FIGS. 1 and 2, the introducing device 2 is mainly formed with a manipulator 22, and the insert holding jig 1 is gripped (held) by the gripping (holding) operation of the manipulator 22. It is something that has come to be. Such a manipulator 22 is driven by an actuator driven by high-pressure air or an actuator comprising an electromagnetic solenoid mechanism. The pusher device 3 is also formed on the basis of an air actuator driven by high-pressure air or an actuator comprising an electromagnetic solenoid mechanism, similar to the introduction device 2, and as shown in FIG. By being driven by the actuator, the rear end 122 of the insert holding jig 1 can be pushed forward (see FIG. 3).

  Next, the operation of the introduction device 2 or the pusher device 3, the operation of the elevating member 71 forming the three-dimensional direction moving device 7, the operation of the biaxial rotating mechanism 77 provided at the lower end of the elevating member 71, etc. The control means 6 for controlling the above will be described. This is composed of a computer formed on the basis of a microprocessor unit (MPU). In the present embodiment, the operation control of each part forming the three-dimensional direction moving device 7 is performed. The operation control of the manipulator 22 forming the introduction device 2 and the operation control of the push rod 33 forming the pusher device 3 are all performed based on the data stored in the ROM mechanism of the computer in advance. It is something like that. In other words, in the present embodiment, each of the above-described controls is performed by teaching programming control that is performed by previously inputting all data into the computer ROM. By adopting such a control method, it is not necessary to provide a sensor mechanism in each of the operating devices 2, 3 and the like.

  Next, a description will be given of the mold 5 into which the insert member 9 and the insert holding jig 1 having the above-described configuration are inserted. As shown in FIG. 1, the mold 5 is used to accurately determine the cavity 55 into which the insert member 9 is inserted, and the insertion position of the insert member 9 into the cavity 55. It is based on the structure which has the jig | tool accommodating part 51 in which the jig | tool 1 is thrown in. In the above-described basic structure, the jig housing portion 51 is configured such that the main body portion 12 of the insert holding jig 1 is housed in the jig housing portion 51 as shown in FIG. In this state, the fitting accuracy between the two bodies 12 and 51 is set so that the main body portion 12 of the insert holding jig 1 and the jig housing portion 51 are in a state where the seals are aligned. It is something like that.

  Next, the operation mode and the like of the present embodiment having such a configuration will be mainly described with reference to FIG. First, when the insert member 9 is inserted into the cavity 55 of the mold 5, the introduction device 2 operates so as to hold the insert holding jig 1 to which the insert member 9 is mounted based on a command from the control means 6. To do. Specifically, the biaxial rotation mechanism 77 provided at the tip of the elevating member 71 forming the three-dimensional direction moving device 7 shown in FIG. 2 is based on teaching data previously input to the ROM portion of the control means 6. And the manipulator 22 forming the introduction device 2 operates so as to grip (clamp) the body 12 of the insert holding jig 1 (see FIG. 1). Next, in such a state, the introduction portion 11 formed at the tip of the insert holding jig 1 on which the insert member 9 is mounted is formed in the mold 5 as shown in FIG. It is made to face the opening 511 of the jig receiving portion 51 thus made.

  In the state where the introduction portion 11 formed at the tip portion of the insert holding jig 1 is introduced at the opening portion 511 of the jig housing portion 51 as described above, the manipulator 22 that forms the introduction device 2 performs the above-described operation. The holding (clamping) state of the insert holding jig 1 is released. Then, as shown in FIG. 3B, the rear end portion 122 of the insert holding jig 1 in a state where the introduction portion 11 which is the front end portion faces the jig accommodating portion 51, The pusher 33 of the pusher device 3 is operated to be pushed forward. Then, the insert holding jig 1 placed in a state where the introduction portion 11 formed at the distal end portion of the insert holding jig 1 faces the opening portion 511 of the jig housing portion 51 has the introduction portion 11. Is formed in a tapered shape, the entire insert holding jig 1 is automatically slid into the jig accommodating portion 51 as shown in FIG. To go in. Thus, finally, as shown in FIG. 3B, the main body portion 12 of the insert holding jig 1 is completely accommodated in the jig accommodating portion 51. And in the state where the insert holding jig 1 is housed in the jig housing portion 51 in this way, the fitting state between the main body portion 12 of the insert holding jig 1 and the jig housing portion 51 is an imprint. The solder holding jig 1 is positioned with high accuracy because the insert holding jig 1 is positioned in a matching manner. As a result, positioning of the insert member 9 mounted on the insert holding jig 1 into the cavity 55 is also accurately performed.

  As described above, in the present embodiment, the insert holding jig 1 that holds the insert member 9 is provided on the mold 5, and the seal holder is inserted between the insert holding jig 1 and the insert holding jig 1. The insert holding jig 1 is installed in the jig receiving portion 51 formed in a combined manner, and the installation operation is performed in a two-stage manner, specifically, the gripper is held by the manipulator 22. Since the introduction portion 11 is introduced into the opening portion 511 of the jig accommodating portion 51 and the pusher device 3 is subsequently pushed into the jig accommodating portion 51, the insert member 9 The operation of putting the inside of the cavity 55 into the cavity 55 is performed smoothly.

  In addition, since the introduction portion 11 formed at the distal end portion of the insert holding jig 1 has a tapered shape, the opening portion 511 of the jig accommodating portion 51 of the introduction portion 11 of the insert holding jig 1. The introduction work to has been carried out smoothly. Thus, in a state where the introduction portion 11 formed at the distal end portion of the insert holding jig 1 faces the opening 511 of the jig housing portion 51, the insert holding jig 1 is moved into the jig housing portion 51. Since the pusher device provided separately is used to push in, the insert holding jig 1 is smoothly accommodated in the jig accommodating portion 51 formed in the shape of the seal. It became so. And in the state accommodated in this way, since the insert holding jig 1 and the jig accommodating part 51 are formed in the shape of a seal, the fitting of both is accurate. As a result, the positioning of the insert member 9 into the cavity 55 can be performed with high accuracy.

  In addition, the operation of introducing the insert holding jig 1 into the jig housing 51 in a state of being held by the manipulator 22 provided at the tip of the elevating member 71 that forms the three-dimensional direction moving device 7, Since the subsequent operation of accommodating the insert holding jig 1 by the pusher device 3 is performed regularly based on a command (signal) from the control means 6, the insert holding jig 1 The housing operation in the jig housing portion 51 is performed smoothly and accurately. The control by the control means 6 is performed based on the data stored in advance in the ROM mechanism forming the control means 6, that is, the teaching data that has been previously entered. It is no longer necessary to provide a sensor mechanism in the devices 2, 3 and the like.

It is a skeleton figure which shows the whole structure of this invention. It is a development perspective view showing the whole composition of the present invention. It is explanatory drawing which shows the introduction operation | movement into the jig | tool accommodating part of the insert holding jig in this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Insert holding jig 11 Introducing part 12 Main body part 122 Rear end part 2 Introducing apparatus 22 Manipulator 3 Pusher apparatus 33 Push rod 5 Mold 51 Jig accommodating part 511 Opening part 55 Cavity 6 Control means 7 Three-dimensional direction moving apparatus 71 Lifting Member 72 first rail 73 second rail 75 first drive device 76 second drive device 77 biaxial rotation mechanism 78 mounting bracket 9 insert member

Claims (3)

  An insert holding jig for holding the insert member and fixing the insert member at a predetermined position in the cavity provided in the mold while holding the insert member, and one of the insert holding jigs An introduction device that introduces an introduction portion formed at a tip portion of the insert holding jig into a jig housing portion provided in the die in a state where the portion is held, and the introduction portion of the insert holding jig is the die And a pusher device that operates to push the insert holding jig into the jig accommodating portion provided in the mold in a state where the insert holding jig is introduced into the jig accommodating portion provided in the mold. Insert member input device.   The insert member inserting device according to claim 1, wherein the shape of the insert holding jig on the introduction portion side is formed in a tapered shape, and between the portion other than the introduction portion and the jig accommodation portion. An insert member feeding device characterized in that a fitting state is formed in a stamped and stitched shape.   2. The insert member inserting device according to claim 1, wherein a gripping operation of the insert holding jig by the introducing device, and a jig in which an introduction portion of the insert holding jig held by the introducing device is formed in a mold. Provided is a control means for controlling the push-in operation of the pusher device for carrying out the introduction operation to be introduced into the accommodating portion, and subsequent to this, and for accommodating the entire insert holding jig into the jig accommodating portion. An insert member feeding device characterized by that.

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