KR102223292B1 - Method for injection molding product - Google Patents

Abstract

The present invention provides a method for manufacturing an injection-molded product for automobile parts, the method comprising the steps of: determining the failure of an injection-molded product through an injection failure determination device; and reprocessing the injection-molded product determined to be defective through an injection-molded product recycling system. Therefore, according to the present invention, in the process of manufacturing an injection-molded product, a good product and a defective product are effectively selected according to the injection of an object.

Description

Method for manufacturing injection molding product for automobile parts {Method for injection molding product}

The present invention relates to an injection manufacturing method for automobile parts, and more particularly, to perform injection of an object, effectively select whether good or defective products according to injection, and to reuse the selected defective injection products to ensure the quality and productivity of injection products. It relates to an injection manufacturing method for automobile parts to be able to do so.

In general, a method of determining the quantity or defect of the product by measuring the weight of the injection product is used. By using the weight manually measured around the injection molding machine, it is to determine whether the product is good or bad. However, this method has inefficient problems in space utilization and facility investment. In addition, there are problems in that the defective products generated along with such defect determination are discarded, causing delays in delivery date, deterioration in quality, reduction in productivity, etc. due to the reproduction of defective injection products. Therefore, there is a disadvantage in that there is no technology for effective defect identification of the molded product and the effective use of the determined defective product.

Korean Patent Registration No. 10-1912564

The present invention provides an injection manufacturing method for automobile parts to ensure the quality and productivity of the injection product by performing injection of an object, effectively selecting good and defective products according to the injection, and reusing the selected defective injection product. It aims to provide.

The present invention comprises the steps of performing a defect determination for an injection product through an injection defect determination device; And reprocessing the injection product determined to be defective through the injection product recycling system, wherein the injection defect determination device includes: a state detection unit detecting state information for each injection molding process performed while injection molding is performed in the injection molding machine; A state comparison unit comparing state information for each injection molding process detected by the state detection unit with reference state information stored in a reference state storage unit; And a defect determination unit configured to receive a comparison result of state information for each injection molding process through the state comparison unit, and determine as a defective injection product when the state information for each process does not satisfy at least one reference state information, wherein the injection molding product The regeneration system is a moving path 120 in which an inlet 110 into which the defective injection product is inserted is formed, and is connected to the inlet 110 therein and extends downward, and a plurality of through holes 121 are formed at one side of the central part. ) The body portion 100 is formed; The shaft 210 is horizontally axially installed on both sides of the main body 100, a pressurized roller 220 configured on an outer periphery of the shaft 210, and an outer periphery of the pressurized roller 220 A pair of pressing cutting parts 200 in which the cutting blade 221 and the receiving groove 223 are respectively formed; A shaft 410 positioned at a predetermined distance from the hot air generating unit 300 on both inner sides of the main body 100 to be axially installed in a horizontal direction, and a defective injection product moving on the outer circumference of the shaft 410 are compressed. A crimping part 400 composed of a crimping roller 420 to make it; It provides a method for manufacturing an injection product for automobile parts including a cutting part 500 for cutting defective injection products compressed by left and right cylinders 510 and 520 on both inner sides of the body part 100.

According to the present invention, in the process of manufacturing an injection product, it is possible to effectively select whether the object is good or defective due to the injection of the object, and to prevent delays in delivery date, deterioration in quality, and decrease in productivity due to the reproduction of defective injection products caused by the determination of the defect. There is an effect that can effectively resolve and facilitate effective use of the identified defective products.

1 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a first embodiment of the present invention.
2 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a second embodiment of the present invention.
3 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a third embodiment of the present invention.
4 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a fourth embodiment of the present invention.
5 is a flowchart illustrating a method of determining a defect of an injection product according to an embodiment of the present invention.
6 to 15 are views each showing the constituent parts of an injection machine equipped with a defective injection product regeneration system for automobile parts according to an embodiment of the present invention.
16 to 17 are views each showing the components of an injection machine equipped with a defective injection product regeneration system for automobile parts according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention comprises the steps of performing a defect determination on the injection product through an injection defect determination device; And reprocessing the injection product determined to be defective through the injection product recycling system. Here, first, the injection defect determination device will be described. Referring to FIGS. 1 to 5, an embodiment of an apparatus and method for determining a defect of an injection product according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of users or operators. Therefore, definitions of these terms should be made based on the contents throughout the present specification. The apparatus for determining defects of an injection product according to the first embodiment of the present invention includes a state detection unit 110 ′, a reference state storage unit 120 ′, a state comparison unit 130 ′, a defect determination unit 140 ′, and a reference And a state input unit 150'. The state detection unit 110 ′ detects state information for each process (or step) performed during injection molding in the injection molding machine 10 ′. The state detection unit 110 ′ uses at least one sensor (eg, a temperature sensor, a filling distance detection sensor, a pressure sensor, etc.) installed in the injection molding machine 10 ′ to perform injection molding in the injection molding machine 10 ′. Detects status information for each process (or step) being performed. The reference state storage unit 120 ′ pre-stores a reference state (or reference state information ′) for each process (or step) for an injection molded product (or injection product ′) in which injection molding is performed in the injection molding machine 10 ′. do. The reference state storage unit 120 ′ includes information on a molding condition table for an injection molded product (or an injection product ′) in which injection molding is performed in the injection molding machine 10 ′. For example, the reference state (or reference state information') is at least one of molding temperature, molding pressure, molding cycle, cycle time, mold temperature, cooling temperature, filling time, and filling distance for each process (or step) in which injection molding is performed. It includes the above. However, it should be noted that the reference state (or reference state information') described herein is not limited thereto, and may additionally include information of the molding condition table. The reference state (or reference state information ′) may be input through the reference state input unit 150 ′. The reference state storage unit 120 ′ stores the reference state (or reference state information ′) received through the reference state input unit 150 ′ in a form of a database. The state comparison unit 130 ′ includes state information for each process (or step) detected by the state detection unit 110 ′ and a reference state (or reference state information ′) stored in the reference state storage unit 120 ′. Compare. The failure determination unit 140 ′ receives a comparison result of the state information for each process (or step) through the state comparison unit 130 ′, and the state information for each process (or step) is at least one reference state. If (or standard status information') is not satisfied, it is judged as a defective injection. 2 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a second embodiment of the present invention. As shown in FIG. 2, in the apparatus for determining a defect of an injection product according to a second embodiment of the present invention, in the apparatus for determining a defect of the injection product according to the first embodiment shown in FIG. 1, a defect display unit 160 ′ It further includes. Therefore, a description of the components 110 to 150 ′ described in FIG. 1 will be omitted. The defective display unit 160 ′ displays a defect on the injection product determined as defective by the defect determination unit 140 ′. For example, when the injection molding machine 10 ′ determines that the injection product is defective, the defective display unit 160 ′ may indicate that the defective injection product is defective in a predetermined manner. For example, the defective display unit 160 ′ may attach a tag ′ to the defective injection product or spray paint of a specific color. By displaying a defect on a defective injection product through the defective display unit 160 ′, a user can easily and quickly separate and manage a normal injection product and a defective injection product. 3 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a third embodiment of the present invention. As shown in FIG. 3, the apparatus for determining a defect of an injection product according to a third embodiment of the present invention includes a collection selection unit 170 ′ in the apparatus for determining a defect of the injection product according to the second embodiment shown in FIG. 2. ). Therefore, descriptions of the components 110 to 160 ′ described in FIGS. 1 to 2 will be omitted. The collection selection unit 140 ′ may load the injection product determined as defective by the defect determination unit 140 ′ into a designated defective injection product collection box (not shown). At this time, although not specifically shown in the drawing, a normal injection product collection box (not shown) and a defective injection product collection box (not shown) are provided at the outlet from which the object is injected from the injection molding machine 10 ′, and the collection selection unit 170 ') to allow the ejected product to be discharged to the designated collection box. For example, when the injection molding machine 10 ′ determines that the injection product is defective, the collection selection unit 170 ′ discharges the defective injection product to the defective injection product collection box (not shown) by switching the injection product discharge path. , For normal injection, it can be discharged to the normal injection collection box (not shown). For example, even if the defective display unit 160' does not display a separate defect on the defective injection, only defective injection can be easily loaded. By separating and collecting defective injections and normal injections through the collection selection unit 170', the user can

It is possible to easily and quickly classify and manage mass-implanted products. 4 is an exemplary view showing a schematic configuration of an apparatus for determining a defect in an injection product according to a fourth embodiment of the present invention. As shown in FIG. 4, in the apparatus for determining defects of an injection product according to the fourth embodiment of the present invention, in the apparatus for determining defects of the injection product according to the third embodiment shown in FIG. 3, the injection product information output unit 180 '). Accordingly, descriptions of the components 110 to 170 ′ described in FIGS. 1 to 3 will be omitted. The projected product information output unit 180 ′ provides visual output means (e.g., monitor, 7 segment, LED lamp, etc.) or an audible output means (e.g. : Buzzer, speaker, etc.'). The injection product information output unit 180 ′ may output defect information whenever a defective injection product occurs, calculates and outputs statistics on occurrence of defective injection products, and a process (or step) in which defective injection products are relatively high. ')for

Information can be calculated and output by rank. As described above, by acquiring at least one information related to the defective injection product through the injection product information output unit 180 ′, the user can improve the process (or step ′) with relatively high defects, thereby contributing to lowering the defect incidence rate. can do. 5 is a flowchart illustrating a method of determining a defect of an injection product according to an embodiment of the present invention. Referring to FIG. 5, the state detection unit 110 ′ of the apparatus for determining a defect of an injection product according to the present exemplary embodiment detects state information for each process (or step) performed during injection molding in the injection molding machine 10 ′. (S101'). In addition, the state comparison unit 130 ′ of the device for determining the defect of the injection product according to the present embodiment includes state information for each process (or stepwise) detected by the state detection unit 110 ′ and stored in the reference state storage unit 120 ′. The reference state (or reference state information') is compared (S102'). Here, the reference state storage unit 120 ′ pre-stores a reference state (or reference state information ′) for each process (or step) for the injection molded product (or injection product ′) that is injection-molded in the injection molding machine 10 ′. Save it. In addition, the defect determination unit 140 ′ of the apparatus for determining the defect of the injection product according to the present embodiment receives the comparison result of the state information for each process (or step) through the state comparison unit 130 ′, and for each process ( Or step) It is checked whether the state information satisfies at least one or more reference states (or reference state information') (S103'). And when the check (S103') result, at least one or more process-specific (or step-by-step) reference state (or reference state information') is not satisfied (No in S103), the defect determination unit 140' (The injection product that does not satisfy the standard condition') is determined as a defect (S104'). In addition, the defect display unit 160 ′ of the apparatus for determining the defect of the injection product according to the present exemplary embodiment performs a defect display on the injection product determined to be defective, or the collection selector 170 ′ of the apparatus for determining the defect of the injection product according to the present embodiment. ) Through the classification of the injection product determined to be defective, and load it in a designated defective injection product collection box (not shown) (S105′). On the other hand, when the check (S103') results, the reference state (or reference state information') for each injection molding process (or step) is satisfied (example of S103'), the defect determination unit 140' It is determined that the injection product') that does not satisfy the state is normal (S106'). In addition, through the collection selection unit 170' of the device for determining the defect of the injection object according to the present embodiment, the injection object determined to be normal is classified and loaded into a designated normal injection object collection box (not shown) (S107'). As described above, in this embodiment, according to whether the state measured in each process of molding the injection product satisfies a preset reference condition, the quality of the injection product is immediately determined, and the normal injection product and the defective product are displayed through the labeling or classification collection of the defective product. Make it easy and quick to classify and manage the injection products.

6 to 15 are views each showing the constituent parts of an injection machine equipped with a defective injection product regeneration system for automobile parts according to an embodiment of the present invention. 6 to 15, the present invention is a main body part 100, a pressurized cutting part 200, a hot air generating part 300, a pressing part 400, a cutting part 500, a conveyor 600, a control part It is largely composed of 700. The main body 100 is formed in a box shape as shown in FIG. A moving path 120 in which a plurality of through holes 121 are formed is formed on one side. The moving path 120 is a sawtooth structure that is elongated from the top to the bottom, and in portions inserted other than the correspondingly protruding portions, a pressure bonding cutting portion 200, a hot air generating portion 300, and a pressing portion 400 to be described below. ) Is composed. That is, it is a structure for moving to the center so that the cutting can be smoothly performed while the defective injection product injected through the initial inlet 110 is pressed by the pressing cutting unit 200 after the injection. It is a structure to smoothly move the cut defective injection product and the hot air-treated defective injection product to the center even in the hot air generating unit 300 and the compression unit 400, and the defective injection product cannot be moved to other parts other than the center part. It is a configuration that prevents it. It has the advantage of performing a quick operation through the structure of the moving path 120 described above.

In addition, as shown in Fig. 1 or 2, the hot air generated by the hot air generating unit 300 moves the moving path 120 inside the main body 100 in which the hot air generating unit 300 is configured. A plurality of through-holes 121 are formed so that the defective injection product can be delivered to the defective injection product so that the defective injection product can have ductility. On the other hand, the inner side of the main body portion 100, the shafts 210 and 410 of the pressing portion 200 and the pressing portion 400 are fitted, as shown in FIG. 5 so that it can be moved. As shown in FIG. 1 or 3, each of the long-hole slide holes 130 is formed, and, as shown in FIG. 1 or 3, tension portions 230 and 430 that are not connected to the shafts 210 and 410 are located at one inner side of the main body 100. ), the grooves 140 are respectively formed so that the ends of them can be inserted and flowed. That is, as shown in FIGS. 4 to 7, the shafts 210 and 410 are inserted into the slide hole 130 to be rotated, and the slide hole 130 is formed in the form of a long hole, so that it can be rotated in one direction. It has a structure that can be moved. Through the configuration of the slide hole 130 described above, the pressure bonding cutting unit 200 and the pressing unit 400 distribute the force when pressing the defective injection product moving between the respective rollers to reduce wear of the devices. You will be able to have the advantage of doing it. In addition, as shown in FIGS. 4 to 7, the groove portion 140 may be flowed by inserting the ends of the tension portions 230 and 430 respectively configured in the pressing portion 200 and the pressing portion 400. There will be. As shown in Figs. 1, 2, 4, and 5, the pressure bonding cutting unit 200 includes a shaft 210 axially installed on both sides of the main body 100 in a horizontal direction, and the shaft 210 A pressing roller 220 configured on the outer periphery of the pressurized roller 220, and a plurality of cutting blades 221 and receiving grooves 223 are formed on the outer periphery of the pressurized roller 220, respectively, and are formed in a pair. That is, the outer circumferences of each of the pressing rollers 220 come into contact with each other and are rotated. The shaft 210 is configured to be rotated by a motor (not shown) by being axially installed in the body part 100 in a horizontal direction, and the shaft 210 is fitted with a defective injection product that is substantially injected into the outer circumference of the shaft 210. The pressing roller 220 is configured to be touched and pressurized. On the outer periphery of the pressing roller 220, as shown in FIG. 2, one or more cutting blades 221 and receiving grooves 223 are configured at positions spaced apart from each other, but consisted of a plurality of consecutively. Here, the cutting blade 221 is formed larger than the diameter of the outer periphery of the pressing roller 220. At this time, as shown, the cutting blade 221 of one pressing roller 220 is pressed against the other. By moving in the receiving groove 223 of the roller 220, the cutting blade 221 is prevented from colliding with the pressing roller 220 during rotation, and the original purpose of the pressing roller 220 is It is possible to pressurize the injected defective product, and the cutting blade 221 will also cut the defective injection product. In other words, the receiving groove 223 provides a space for smoothly rotating the cutting blade 221. On the other hand, it is configured to be connected to one side of the pressure bonding cutting unit 200, but is configured in a horizontal direction in a direction different from that of the shaft 210 so that the shaft 210 moves on the slide hole 130 as shown in FIG. The tension unit 230 is configured to be restored to its original position after being restored. As shown in FIG. 1, the tension part 230 is configured to have an end inserted into the groove 140 of the main body 100 and configured to reciprocate within the groove 140, and each pressurized roller ( 220) When the defective injection product is moved between, according to the size of the defective injection product, it is spread between the pressing rollers 220 and at the same time, the shaft 210 is pushed in both directions, and the defective injection product is moved. Later, it plays the role of restoring it to its original position. In addition, in other words, when the defective injection product cut by the cutting blade 221 is moved between the pressing rollers 220, it is naturally compressed through the tension unit 230, not through forceful compression, so that the pressing cutting unit 200 ) It may have the advantage of extending the life of the device by minimizing the frictional force with it. In addition, the tension unit 230 is substantially connected to the shaft (210), as shown in Figure 5, consisting of one or more, and in the present invention, it is configured to be connected to both sides of the shaft 210 Shown. The hot air generating unit 300 is configured on both sides of the main body 100 as shown in Figs. 1 and 6, and is positioned to be spaced apart from the pressurized cutting unit 200 at a predetermined interval to generate hot air of high temperature. As such, it plays a role of providing high temperature heat to the defective injection product pressed after cutting by the pressure bonding cutting unit 200 so as to have ductility. That is, in the process of reproducing defective injection products, as a series of intermediate processes for providing a resin similar to the original raw material through cutting after complete compression, the compression unit 400 to be described below is provided by giving hot air at a high temperature to the extent that complete melting is not achieved. ), it is a configuration to allow smooth regenerated resin to be molded when passing through the pressing rollers 320. As shown in Figs. 1 and 6, the crimping unit 400 is provided with the hot air generating unit on both sides of the body unit 100.

A shaft 410 that is located spaced apart from 300 and is axially installed in a horizontal direction and rotates by a motor (not shown), and a compression roller for compressing the defective injection product moving on the outer circumference of the shaft 410 ( 420). On the other hand, the shaft 410 has a structure similar to the structure of the pressure bonding cutting unit 200 described above, and the shaft 410 is slid through the slide hole 130 configured in the body unit 100, Tension units 430 installed horizontally in different directions on both sides of the shaft 410 are configured so that the shaft 410 moves in the slide hole 130 but can be restored to its original position. Here, In the case of the pressing roller 420, a plurality of molding grooves 421 are formed on the outer periphery of the pressing roller 420, and a defective injection product having ductility is moved, and a long rod-shaped resin through the molding groove 421 It is a configuration that can be played back. The cutting part 500 is configured to cut the defective injection product compressed by left and right cylinders 510 and 520 on both inner sides of the main body 100, as shown in FIGS. After the recycled resin such as noodles is molded by 400), it is cut into a predetermined size before being transferred to the injection machine 1 by the conveyor 600. Looking at the detailed structure of the cutting part 500, an insertion groove 511 is formed at the end of the left cylinder 510, and a protrusion 521 is formed at the end of the right cylinder 520, so that the left and right cylinders (510, 520) is operated and the protrusion 521 is configured to be completely engaged with the insertion groove 511, so that the molded recycled resin is cut to a predetermined size. It is preferable that the left and right cylinders 510 and 520 are operated hydraulically or pneumatically. The conveyor 600 is configured with a plurality of partition walls 610 under the cutting part 500 to accommodate the cut defective injection products and transfer them to the injection machine 1 side, so that a plurality of cut recycled resins are It is accommodated in the space formed by the partition wall 610 of and is operated by a motor (not shown) to finally play a role of moving to the injection machine 1. The control unit 700, as shown in the front side of the main body 100, the pressure bonding cutting unit 200, the hot air generating unit 300, the pressing unit 400, the cutting unit 500, the conveyor 600 ) As a configuration for controlling each, the rotational speed of the pressure bonding and cutting unit 200 and the compression unit 400, the hot air temperature of the hot air generating unit 300, the cutting time and speed of the cutting unit 500, and the conveyor 600. It is configured to be able to selectively control the rotational speed.

16 to 17 are views each showing the components of an injection machine equipped with a defective injection product regeneration system for automobile parts according to another embodiment of the present invention. Hereinafter, based on the above-described contents, a description will be given focusing on a part having technical characteristics. 16 to 17, the step of performing a defect determination on the injection object through the injection defect determination device; And reprocessing the injection product determined to be defective through the injection product recycling system.

Here, the injection defect determination device includes: a state detection unit that detects state information for each injection molding process performed while injection molding is performed in the injection molding machine; A state comparison unit comparing state information for each injection molding process detected by the state detection unit with reference state information stored in a reference state storage unit; And a defect determination unit that receives a comparison result of state information for each injection molding process through the state comparison unit, and determines that the state information for each process is a defective injection when the state information for each process does not satisfy at least one reference state information.

The injection product regeneration system is a moving path in which an inlet 110 into which a defective injection product is injected is formed at an upper portion, and is connected to the inlet 110 to extend downward, and a plurality of through holes 121 are formed at one side of the central portion. The body portion 100 in which the 120 is formed; The shaft 210 is horizontally axially installed on both sides of the main body 100, a pressurized roller 220 configured on an outer periphery of the shaft 210, and an outer periphery of the pressurized roller 220 A pair of pressing cutting parts 200 in which the cutting blade 221 and the receiving groove 223 are respectively formed; A shaft 410 positioned at a predetermined distance from the hot air generating unit 300 on both inner sides of the main body 100 to be axially installed in a horizontal direction, and a defective injection product moving on the outer circumference of the shaft 410 are compressed. A crimping part 400 composed of a crimping roller 420 to make it; It includes a cutting portion 500 for cutting the defective injection product compressed by left and right cylinders 510 and 520 on both inner sides of the main body 100.

Here, the injection product regeneration system, the main body portion 100, the upper body portion 100 adjacent to the pressure bonding cutting portion 200 and the compression portion 400 based on the depression area (DH) in the center. ) Is provided as a lower body part 100 adjacent to the upper body part 100, a first movable body 811 having a square shape is provided at one side of the upper body part 100, and a second movable body 812 is provided at the other side. 1 The movable body 811 is a sliding method in the first movable body 811 through the first driving body 814 provided on the upper part and the first piston bar 817 in the first driving body 814. The first moving body 819 and the second movable body 812 provided to move forward and backward are a second piston bar ( It includes a second movable body 820 provided to be able to move forward and backward in a sliding manner in the second movable body 812 via 818.

Here, the first moving body 819 and the second moving body 820 are provided to protrude upward from the center of the injection product regeneration system, and are provided to secure a free space reaching the inner inlet 110 of the regeneration system. do.

The first moving body 819 is provided with a panel or bar-shaped first variable pivoting body 821 that is tilted from the inside to the outside in an inner lower area, and the second moving body 820 is disposed in the inner lower area. A panel or bar-shaped second variable rotating body 822 that is tilted to the outside is provided.

In addition, the first variable pivoting body 821 and the second variable pivoting body 822 are a first mode in which the defective injection items remaining due to stagnation on the inlet 110 are repeatedly tilted and pressed from top to bottom. By operating as to assist to facilitate the physical processing of the pressure bonding cutting unit 200.

In addition, the first moving body 819 is provided with a third variable pivoting body 823 in the shape of a panel or bar tilting from the inside to the outside in the inner upper region, and the second moving body 820 is the inner upper region A fourth variable pivoting body 824 in the shape of a panel or bar that is tilted from the inside to the outside is provided.

At this time, the first variable pivoting body 821 and the second variable pivoting body 822 are stagnated between the first moving body 819 and the second moving body 820 and hold the remaining defective injection products on the upper side. It is operated in a second mode in which the press-fitting by repeatedly tilting and pressing downwards in the pressurized cutting unit 200 is assisted to facilitate the physical processing of the pressurized cutting unit 200.

In addition, the third variable pivoting body 823 and the fourth variable pivoting body 824 include the first variable pivoting body 821 and the second variable pivoting body 822, respectively. ) And the second moving body 820 in a retracted state to perform a tilt operation.

In the first moving body 819 and the second moving body 820, the first variable pivoting body 821 and the second variable pivoting body 822 are provided to be horizontal, and the third variable pivoting body 823 and the fourth variable pivoting body 824 are provided to be horizontal, and the first variable pivoting body 821 and the second variable pivoting body 822 and the third variable pivoting body 823 It is possible to operate in a horizontal operation mode in which a defective injection product is accommodated for a set time as a residence space between the fourth variable rotating body 824.

In addition, the first variable rotation body 821 to the fourth variable rotation body 824 heat the defective injection product in the staying space at a set temperature through a heat wire that is durable therein, and at least the pressure bonding and cutting To facilitate the subsequent process of the part 200, the first movable body 811 is inserted and coupled to the main body 100 through a plurality of first protruding pieces T1, and the second movable body 812 Is inserted and coupled to the main body 100 through a plurality of second protruding pieces T2.

Here, the inserted plurality of first protrusion pieces (T1) flow in the direction of mutual ocean, and the inserted plurality of second projection pieces (T2) flow in the direction of mutual ocean to generate a pressing force to generate the main body ( 100).

In addition, a first support body 831 corresponding to the first movable body 811 is provided on one side of the lower end of the main body 100, and the second movable body ( A second support body 832 corresponding to the 812 is provided, and the first support body 831 is inserted and coupled to the body portion 100 through a plurality of third protruding pieces T3, and the second support The body 832 is insertedly coupled to the body portion 100 through a plurality of fourth protruding pieces T4.

Here, the inserted plurality of the third protrusion pieces (T3) flow in a direction toward each other, and the inserted plurality of the fourth protrusion pieces (T4) flow in a direction toward each other to generate a pressing force to generate a pressing force. ) Is fixed.

In addition, the first support body 831 is connected to the first movable body 811 through a single or a plurality of first connection bars (L1), and the body part by raising and lowering the first connection bar (L1). The first movable body 811 fixed to 100 and a tension fixing force are generated, and the second support body 832 is provided with the second movable body 812 through a single or a plurality of second connecting bars (L2). ) Is connected to the second connection bar (L2) by raising and lowering the second movable body (812) fixed to the body portion (100) to generate a tension fixing force.

In addition, the first movable body 811, the first connection bar (L1), and a first contact plate 841 in common contact with the outer circumferential surface of the first support body 831, and the second movable body ( 812, a second contact plate 842 in common contact with the outer circumferential surface of the second connection bar L2 and the second support body 832, and a first contact plate 841 mounted on the first contact plate 841 1 Mounting bar 851, the 2-1 mounting bar 852 mounted on the second contact plate 842, and the 1-1 mounting bar 851 and the 2-1 mounting on both sides, respectively A first connection module 850 including a first driving module 853 to which the bar 852 is interlocked, and is mounted on the first contact plate 841 and provided at the bottom of the 1-1 mounting bar 851 The 1-2 mounting bar 861 is mounted on the second contact plate 842 and the 2-2 mounting bar 862 provided at the lower end of the 2-1 mounting bar 852, and both sides And a second connection module 860 including a second driving module 861 to which the 1-2th mounting bar 861 and the 2nd-2nd mounting bar 862 are interlocked, respectively.

Here, the first driving module 853 is operated as an actuator that advances and retreats the 1-1 mounting bar 851 and the 2-1 mounting bar 852, respectively, and the second driving module 861 is Operated as an actuator that advances and retreats the 1-2 mounting bar 861 and the 2-2 mounting bar 862, respectively, the first contact plate 841 and the second contact plate 842 The first movable body 811, the first connection bar (L1), and the first support body 831 are connected to the second movable body 812, the second connection bar (L2), and the second support. The body 832 and the mutual pressure to be interlocked.

The first contact plate 841 is provided with a first insertion hole 871 on the inside and is inserted and fitted into the first movable body 811, and a second insertion hole 872 is provided on the inside to connect the first It is inserted into the bar (L1), a third insertion hole (873) is provided on the inner side and inserted into the first support body (831), and a fourth insertion hole (874) is provided on the inside to connect the first It is inserted into the bar (L1).

At this time, the second contact plate 842 is provided with a fifth insertion hole 881 on the inside and is inserted and fitted into the second movable body 812, and a sixth insertion hole 882 is provided on the inside thereof. 2 It is inserted and fitted into the connection bar (L2), a seventh insertion hole 883 is provided on the inside of the second support body 832, and an eighth insertion hole 884 is provided on the inside. 2 It is inserted into the connecting bar (L2).

The present invention has been described with reference to the embodiments shown in the drawings, but these are merely exemplary, and those of ordinary skill in the art will appreciate that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

100: main body
110: inlet
120: moving route
200: pressure bonding cutting part
400: crimping part

Claims (11)

In the method of manufacturing an injection product for automobile parts using an injection product production system for automobile parts,
The injection product manufacturing system for automobile parts includes an injection defect determination device and an injection product regeneration system,
The injection defect determination device,
A state comparison unit comparing state information for each injection molding process with reference state information stored in the reference state storage unit; And
A defect determination unit configured to receive a comparison result of state information for each injection molding process through the state comparison unit, and determine as a defective injection product when the state information for each process does not satisfy at least one reference state information,
The injection product recycling system,
An inlet 110 into which defective injection products are inserted is formed at the top, and a moving path 120 is formed in which a plurality of through holes 121 are formed at one side of the central portion while being connected to the inlet 110 and extending downward. The body portion 100;
The shaft 210 is horizontally axially installed on both sides of the main body 100, a pressurized roller 220 configured on an outer periphery of the shaft 210, and an outer periphery of the pressurized roller 220 A pair of pressing cutting parts 200 in which the cutting blade 221 and the receiving groove 223 are respectively formed;
A shaft 410 positioned at a predetermined distance from the hot air generator 300 on both inner sides of the main body 100 to be axially installed in a horizontal direction, and a shaft 410 installed on the outer periphery of the shaft 410 to compress defective injection products A crimping part 400 composed of a crimping roller 420 to make it;
It is provided on both inner sides of the main body portion 100, and includes a cutting portion 500 for cutting the defective injection product compressed by the left and right cylinders (510, 520),
The hot air generator heats the defective injection product cut by the pressure bonding and cutting unit, the compression unit presses the defective injection product heated by the hot air generation unit, and the cutting unit cuts the defective injection product compressed by the compression unit. And
The through hole 121 is formed so that the high-temperature hot air generated in the hot air generating unit 300 is transmitted to the defective injection product moving the moving path 120,
The injection product recycling system,
The body portion 100,
The upper body part 100 adjacent to the pressure bonding part 200 and the lower body part 100 adjacent to the compression part 400 based on the depression area DH in the center of the body part 100 Equipped,
A first movable body 811 of a square shape is provided on one side of the upper body part 100, and a second movable body 812 is provided on the other side,
The first movable body 811 slides in the first movable body 811 via a first driving body 814 provided at the top and a first piston bar 817 in the first driving body 814 A first moving body (819) provided to be able to move forward and backward in a manner,
The second movable body 812 slides in the second movable body 812 via a second driving body 815 provided at the top and a second piston bar 818 in the second driving body 815 It includes a second moving body 820 provided to be able to move forward and backward in a manner,
The first moving body 819 and the second moving body 820 are provided to protrude upward from the central portion of the injection product regeneration system,
It is provided to secure a free space leading to the internal inlet 110 of the regeneration system,
The first moving body 819 is provided with a panel or bar-shaped first variable pivoting body 821 that is tilted from the inside to the outside in a lower area of the inner portion,
The second moving body 820 is provided with a panel or bar-shaped second variable pivoting body 822 that is tilted from the inside to the outside in a lower area of the inner portion,
The first variable pivoting body 821 and the second variable pivoting body 822 operate in a first mode in which the defective injection product remaining on the inlet 110 is repeatedly tilted and pressed from top to bottom. This assists to facilitate the physical processing of the pressurized cutting unit 200,
The first moving body 819 is provided with a third variable pivoting body 823 in the shape of a panel or bar tilting from the inside to the outside in the upper region of the inner portion,
The second moving body 820 is provided with a fourth variable pivoting body 824 in the shape of a panel or bar tilted from the inside to the outside in the upper region of the inner portion,
The first variable pivoting body 821 and the second variable pivoting body 822 are stagnated between the first moving body 819 and the second moving body 820 and hold the remaining defective injection products from the top to the bottom. It is operated in a second mode in which the press-fit is repeatedly tilted and pressed to assist in facilitating physical processing of the press-fit cutting unit 200,
In the third variable pivoting body 823 and the fourth variable pivoting body 824, the first variable pivoting body 821 and the second variable pivoting body 822 respectively include the first moving body 819 and It is provided to perform a tilt operation in a retracted state by rotating into the inside of the second moving body 820,
In the first moving body 819 and the second moving body 820, the first variable pivoting body 821 and the second variable pivoting body 822 are provided to be horizontal, and the third variable pivoting body 823 and the fourth variable pivoting body 824 are provided to be horizontal, and the first variable pivoting body 821 and the second variable pivoting body 822 and the third variable pivoting body 823 It is possible to operate in a horizontal operation mode provided so that the defective injection product is accommodated for a set time as a residence space between the fourth variable rotating body 824,
Performing defect determination on the injection product through the injection defect determination device; And reprocessing the injection product determined to be defective through the injection product recycling system.
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