CN219705882U - Feeding device and injection molding device - Google Patents

Abstract

The utility model relates to the technical field of injection molding, and provides a feeding device and an injection molding device, wherein the feeding device comprises: the injection molding device comprises a feeding device, an injection molding die, a manipulator, a first material taking mechanism and a second material taking mechanism, wherein the first material taking mechanism is fixedly connected to the first end of the adapter plate, and the metal piece is taken out and placed in the injection molding die under the drive of the manipulator; the second material taking mechanism is fixedly connected to the second end of the adapter plate, and takes out the molded product and the stub bar connected with the molded product from the injection molding mold under the drive of the manipulator. Above-mentioned feedway and injection molding device, take out the metalwork from feedway through manipulator drive first extracting mechanism to drive second extracting mechanism after moulding plastics and snatch the shaping product, whole production process need not manual operation, has improved production efficiency.

Description

Feeding device and injection molding device

Technical Field

The utility model relates to the technical field of injection molding, in particular to a feeding device and an injection molding device.

Background

In the machining process of mechanical parts, in order to meet some use requirements, a production process of insert injection molding of metal parts is generally used. In such injection molding processes, it is necessary to place a metal piece in an injection mold and then injection mold it. In the existing production operation, the metal part is usually put into the injection mold manually, however, the operation of manually putting the metal part is easy to leak and misplace, so that the operations of glue filling and pressing die are complex, and the production operation efficiency is low.

Disclosure of Invention

In view of the foregoing, it is necessary to provide a feeding device and an injection molding device, which can solve the problems of complex operations of glue filling and compression molding and low production efficiency caused by easy missing and misplacement during the manual metal part placement process.

A first aspect of an embodiment of the utility model provides a feeding device comprising: the conveying mechanism comprises a base, a positioning plate and a first pressing plate, wherein the base is provided with a conveying pipeline and a mounting groove, a discharge hole is formed in the first end of the conveying pipeline, a feed inlet is formed in the second end of the conveying pipeline, the positioning plate is arranged in the mounting groove, the positioning plate is provided with a positioning groove, the positioning groove is communicated with the discharge hole, and the first pressing plate is arranged above the conveying pipeline and fixedly connected with the conveying pipeline; the vibration disc is connected with the conveying mechanism and is used for conveying the metal piece to the feed inlet; the output end of the first driving piece is connected with the locating plate, the first driving piece is used for driving the locating plate to move to a preset distance along the direction perpendicular to the locating groove, so that the locating plate and the locating groove form a limiting structure, and the limiting structure is used for limiting the position of the metal piece in the locating groove so as to ensure that the metal piece in the locating groove does not fall.

The embodiment of the utility model has the following technical effects: the metal piece is conveyed to the conveying pipeline through the vibrating disc, the conveying pipeline conveys the metal piece to the positioning groove of the positioning plate, the positioning plate is driven to move along the direction perpendicular to the positioning groove through the first driving piece, the metal piece in the positioning groove is prevented from falling, the problem that the metal piece cannot be taken when the metal piece is subsequently taken is avoided, the accuracy of the metal piece is improved, manual operation is not needed, and the generation efficiency is improved.

In some embodiments of the present utility model, the vibration plate is provided with four groups, the base is provided with four groups of conveying pipelines, and the four groups of vibration plates are respectively connected with the discharge ports of each group of conveying pipelines.

In some embodiments of the utility model, the positioning groove is provided with a first optical fiber sensor, and the first optical fiber sensor is used for detecting a metal piece in the positioning groove.

A second aspect of the embodiments of the present utility model provides an injection molding apparatus including the feeding device, the injection molding apparatus further including: an injection molding mold; the manipulator is provided with an adapter plate; the first material taking mechanism is fixedly connected to the first end of the adapter plate, and driven by the manipulator, takes out the metal piece from the positioning groove and places the metal piece in the injection molding die; the second material taking mechanism is fixedly connected to the second end of the adapter plate, and takes out the molded product after injection molding and the stub bar connected with the molded product from the injection molding mold under the drive of the manipulator.

The embodiment of the utility model has the following technical effects: the first material taking mechanism is driven by the manipulator to take out the metal piece from the positioning groove of the feeding device, the metal piece is placed into the injection molding die, the second material taking mechanism is driven by the manipulator to grasp the molded product after injection molding is finished, manual operation is not needed in the whole production process, and the production efficiency is improved.

In some embodiments of the present utility model, the first extracting mechanism includes a suction plate, the positioning plate is provided with a positioning hole, the suction plate is provided with a first positioning pin matched with the positioning hole, and the positioning hole is matched with the first positioning pin for positioning the first extracting mechanism.

In some embodiments of the utility model, the suction plate is provided with a boss provided with a first accommodation cavity for accommodating the metal piece.

In some embodiments of the present utility model, the first material taking mechanism further includes a second pressing plate, a second accommodating cavity and a vacuum adsorption hole are formed on the suction plate, the second pressing plate is accommodated in the second accommodating cavity, a vacuum cavity is formed between the second pressing plate and the second accommodating cavity, and the vacuum cavity is communicated with the vacuum adsorption hole and is used for outputting vacuum suction force to adsorb the metal piece.

In some embodiments of the present utility model, the second extracting mechanism includes a fixing plate, a second driving member and a chuck assembly, where the fixing plate is provided with a second positioning pin matched with the positioning hole, the positioning hole is matched with the second positioning pin and used for positioning the second extracting mechanism, a first end of the second driving member is fixedly connected with the fixing plate, a second end of the second driving member is connected with the chuck assembly, and the second driving member is used for driving the chuck assembly to grasp a molded product and a stub bar connected with the molded product.

In some embodiments of the utility model, the collet assembly includes parallel jaws for gripping a molded product and Y-shaped jaws for gripping a stub bar connected to the molded product.

In some embodiments of the utility model, the parallel jaw and the Y-shaped jaw are each provided with a second fiber optic sensor for detecting the shaped product and a stub bar connected to the shaped product.

Drawings

Fig. 1 shows a schematic structure of a feeding device in an embodiment.

Fig. 2 is an enlarged schematic view of the portion II in fig. 1 according to an embodiment.

Fig. 3 is a schematic view showing the structure of an injection molding apparatus in an embodiment.

Fig. 4 illustrates a schematic of the configuration of the first and second mechanisms in one embodiment.

Fig. 5 illustrates a schematic configuration of a first take off mechanism in one embodiment.

Fig. 6 illustrates a cross-sectional view along section line A-A in fig. 5 in one embodiment.

Fig. 7 illustrates a cross-sectional view along section line B-B in fig. 5 in one embodiment.

Description of the main reference signs

Feeding device 100

Conveying mechanism 10

Base 101

Delivery pipeline 1011

Discharge hole 10111

Feed inlet 10112

Mounting groove 1012

Locating plate 102

Positioning groove 1021

Positioning hole 1022

First positioning hole 10221

Second positioning hole 10222

Third positioning hole 10223

Fourth locating hole 10224

First optical fiber sensor 10211

First pressing plate 103

Vibration disk 11

First driving member 12

Injection molding apparatus 200

Manipulator 21

Adapter plate 211

First take-off mechanism 22

Suction plate 221

First positioning pin 2211

Boss 2212

First accommodation chamber 22121

Second accommodation chamber 2213

Vacuum suction hole 2214

Second platen 222

Vacuum chamber 2221

Second extracting mechanism 23

Fixing plate 231

Second positioning pin 2311

Second driving member 232

Chuck assembly 233

Parallel clamping jaw 2331

Second fiber optic sensor 23311

Y-shaped clamping jaw 2332

The utility model will be further illustrated by the following specific examples in conjunction with the above-described figures.

Detailed Description

The following description of the technical solutions according to the embodiments of the present utility model will be given with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments.

It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.

Some embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a feeding device 100, where the feeding device 100 includes: a conveying mechanism 10, a vibrating plate 11 and a first driving member 12. The conveying mechanism 10 includes a base 101, a positioning plate 102, and a first pressing plate 103. The base 101 is provided with a conveying pipe 1011 and a mounting groove 1012. A first end of the conveying pipeline 1011 is provided with a discharge port 10111, and a second end of the conveying pipeline 1011 is provided with a feed port 10112. The positioning plate 102 is disposed in the mounting groove 1012, the positioning plate 102 is provided with a positioning groove 1021, and the positioning groove 1021 is communicated with the discharge port 10111. The first pressing plate 103 is disposed above the conveying pipeline 1011 and is fixedly connected with the conveying pipeline 1011.

In one embodiment, the vibration plate 11 is connected to the conveying mechanism 10. The vibration plate 11 is used for conveying metal pieces to the feed opening 10112.

In one embodiment, the vibration plate 11 is provided with four groups, the base 101 is provided with four groups of conveying pipelines 1011, and the four groups of vibration plates 11 are respectively connected with the discharge ports 10111 of each group of conveying pipelines 1011. The four groups of conveying pipelines 1011 and the positioning grooves 1021 connected with the discharge holes 10111 of the conveying pipelines 1011 are identical in size. In this embodiment, the accuracy of picking and placing the metal piece is ensured by providing the conveying pipeline 1011 and the positioning groove 1021 with the same size.

In an embodiment, a plurality of metal pieces are taken and placed at one time by arranging a plurality of groups of vibration plates 11, so that the production operation efficiency is improved.

In an embodiment, the number of the vibration plates 11 may be set according to actual production conditions, for example, the vibration plates 11 are arranged in two groups, which is not limited herein.

In one embodiment, the output end of the first driving member 12 is connected to the positioning plate 102. The first driving member 12 is configured to drive the positioning plate 102 to move to a preset distance along a direction perpendicular to the positioning slot 1021, so that the positioning plate 102 and the positioning slot 1021 form a limiting structure, and the limiting structure is configured to ensure that the metal piece in the positioning slot 1021 does not fall, thereby improving the accuracy of picking and placing the metal piece, and further improving the production efficiency. In one embodiment, the first driver 12 includes a cylinder.

In this embodiment, the preset distance may be set according to the thickness of the positioning plate 102, for example, if the thickness of the positioning plate 102 is 10mm, the preset distance may be set to 2mm.

In one embodiment, the positioning slot 1021 is provided with a first optical fiber sensor 10211, and the first optical fiber sensor 10211 is used for detecting a metal piece placed in the positioning slot 1021. Specifically, the first optical fiber sensor 10211 may detect whether the metal piece is positioned in the positioning groove 1021, and whether the metal piece in the positioning groove 1021 is taken out entirely.

In one embodiment, the positioning plate 102 is provided with positioning holes 1022.

In an embodiment, the metal piece is conveyed to the conveying pipeline 1011 through the vibration of the vibration plate 11, the conveying pipeline 1011 conveys the metal piece to the positioning groove 1021 of the positioning plate 102, and the first driving piece 12 drives the positioning plate 102 to move to a preset distance along the direction perpendicular to the positioning groove 1021, so that the metal piece in the positioning groove 1021 is prevented from falling, the problem that the metal piece cannot be taken when the metal piece is subsequently taken and placed is avoided, the accuracy of taking and placing the metal piece is improved, meanwhile, manual operation is not needed, and the generation efficiency is improved.

Referring to fig. 3 and 4 (the feeding apparatus 100 is not shown), an embodiment of the present utility model provides an injection molding apparatus 200 including the feeding apparatus 100. The injection molding apparatus 200 further includes an injection mold (not shown), a manipulator 21, a first extracting mechanism 22, and a second extracting mechanism 23. The manipulator 21 is provided with an adapter plate 211. The first end of the adapter plate 211 is fixedly connected with the first material taking mechanism 22, and the first material taking mechanism 22 takes out a metal piece from the positioning groove 1021 under the driving of the manipulator 21, and places the metal piece in the injection molding mold. The second end of the adapter plate 211 is fixedly connected with the second material taking mechanism 23, and the second material taking mechanism 23 takes out the molded product after injection molding and the stub bar connected with the molded product from the injection molding mold under the drive of the manipulator 21.

Referring to fig. 5, in one embodiment, the first extracting mechanism 22 includes an extracting plate 221. The suction plate 221 is provided with a first positioning pin 2211 matched with the positioning hole 1022. In this embodiment, by providing the first positioning pin 2211 matched with the positioning hole 1022, the positioning hole 1022 is adopted to cooperate with the first positioning pin 2211, so that the first extracting mechanism 22 is positioned when the first extracting mechanism 22 extracts a metal piece, thereby improving the accuracy and efficiency of capturing by the first extracting mechanism 22.

Illustratively, the positioning plate 102 is provided with four positioning holes 1022, which are a first positioning hole 10221, a second positioning hole 10222, a third positioning hole 10223 and a fourth positioning hole 10224, respectively, the suction plate 221 is provided with two first positioning pins 2211, when the first material taking mechanism 22 takes a metal piece, the two first positioning pins 2211 are respectively disposed through the first positioning hole 10221 and the third positioning hole 10223 to position the first material taking mechanism 22, or when the first material taking mechanism 22 takes a metal piece, the two first positioning pins 2211 are respectively disposed through the second positioning hole 10222 and the fourth positioning hole 10224 to position the first material taking mechanism 22.

Referring to fig. 6 and 7, in an embodiment, the suction plate 221 is provided with a boss 2212, the boss 2212 is provided with a first accommodating cavity 22121, and the first accommodating cavity 22121 is used for accommodating the metal piece.

In an embodiment, the first extracting mechanism 22 further includes a second pressing plate 222, and the suction plate 221 is provided with a second accommodating cavity 2213 and a vacuum suction hole 2214. The second pressing plate 222 is accommodated in the second accommodating cavity 2213, and a vacuum cavity 2221 is formed between the second pressing plate 222 and the second accommodating cavity 2213. The vacuum chamber 2221 communicates with the vacuum suction hole 2214 for outputting vacuum suction force to suck the metal piece.

In an embodiment, the vacuum cavity 2221 is communicated with the vacuum adsorption hole 2214 to adsorb the metal part, so as to prevent the metal part from falling off in the process of picking, placing and conveying, and improve the accuracy of picking, placing and conveying the metal part.

In an embodiment, by changing the size of the first accommodating cavity 22121 in the first extracting mechanism 22, the extracting of metal pieces with different sizes and different numbers is realized, so as to improve the efficiency of the production operation.

In one embodiment, the first extracting mechanism 22 further includes a negative pressure gauge (not shown) and a CCD camera (not shown), where the negative pressure gauge is used to detect whether the metal part is completely extracted or whether the metal part falls during the conveying process. The CCD camera is used for detecting whether the metal piece is placed in the positioning groove 1021. In this embodiment, through negative pressure table and CCD camera, to the getting of metalwork is put and carry the process and is carried out dual detection, avoids the metalwork to get to put and carry the process and to appear leaking the problem of putting and misplacing for encapsulating, moulding-die operation are simple, have improved production operating efficiency.

Referring to fig. 4, in one embodiment, the second extracting mechanism 23 includes a fixing plate 231, a second driving member 232, and a chuck assembly 233, where the fixing plate 231 is provided with a second positioning pin 2311 matched with the positioning hole 1022. In this embodiment, by providing the second positioning pin 2311 matched with the positioning hole 1022, the positioning hole 1022 is adopted to cooperate with the second positioning pin 2311, so that the second material taking mechanism 23 is positioned when the second material taking mechanism 23 grabs the molded product and the stub bar connected with the molded product, thereby improving the grabbing accuracy and efficiency of the second material taking mechanism 23.

For example, the fixing plate 231 is provided with two second positioning pins 2311, when the second extracting mechanism 23 grabs a molded product and a stub bar connected with the molded product, the two second positioning pins 2311 are respectively inserted into the first positioning hole 10221 and the third positioning hole 10223 to position the second extracting mechanism 23, or when the second extracting mechanism 23 grabs a molded product and a stub bar connected with the molded product, the two second positioning pins 2311 are respectively inserted into the second positioning hole 10222 and the fourth positioning hole 10224 to position the second extracting mechanism 23.

In an embodiment, the first end of the second driving member 232 is fixedly connected to the fixing plate 231, and the second end of the second driving member 232 is connected to the chuck assembly 233, and the second driving member is used for driving the chuck assembly to grasp a molded product and a stub bar connected to the molded product.

In one embodiment, the collet assembly 233 includes parallel jaws 2331 and Y-shaped jaws 2332, the parallel jaws 2331 are used to grasp a molded product and the Y-shaped jaws 2332 are used to grasp a stub bar connected to the molded product.

In an embodiment, the parallel clamping jaw 2331 is a parallel clamping structure, so that two clamping jaws can synchronously clamp a molded product. The shape of the two clamping jaws is set to be the shape of a profiled product, in particular, the clamping jaw shape of the parallel clamping jaw 2331 is the same as the shape of the position where the profiled product is gripped.

In the embodiment, the shapes of the two clamping jaws are set to be the shapes of the profiling molded products, so that the molded products are prevented from being damaged in the grabbing process, and meanwhile, the grabbing yield of the molded products is improved.

In one embodiment, the collet assemblies 233 are provided in 2 groups, each group of collet assemblies 233 including four parallel jaws 2331 and 1Y-shaped jaw 2332, the four parallel jaws 2331 being equally spaced around the Y-shaped jaw 2332.

In one embodiment, the parallel jaw 2331 and the Y-shaped jaw 2332 are each provided with a second fiber optic sensor 23311. Each parallel jaw 2331 and each Y-shaped jaw 2332 are each provided with a second fiber optic sensor 23311. The second optical fiber sensor 23311 is used for detecting the molded product and a stub bar connected with the molded product.

Specifically, the second optical fiber sensor 2331 connected to the parallel clamping jaw 2331 is used for detecting whether the molded product is completely taken out from the injection molding mold, and whether the molded product is completely separated from the parallel clamping jaw 2331 when the molded product is dropped and received in the conveying process.

Specifically, the second optical fiber sensor 2331 connected to the Y-shaped clamping jaw 2332 is used for detecting whether the stub bar connected to the molded product is completely taken out from the injection molding mold, whether the stub bar falls off during the conveying process and whether the stub bar is completely separated from the Y-shaped clamping jaw 2332 when the stub bar is received.

In an embodiment, the second optical fiber sensors 23311 are respectively arranged on the parallel clamping jaw 2331 and the Y-shaped clamping jaw 2332, so that abnormal states of a molded product and a stub bar connected with the molded product in the process of taking, placing and conveying are detected, abnormal conditions can be found conveniently in time, maintenance is performed, and production operation efficiency is improved.

In an embodiment, the first material taking mechanism is driven by the manipulator 21 to take out a metal piece from the positioning slot 1021 of the feeding device 100, and the metal piece is put into the injection molding mold, after injection molding is completed, the second material taking mechanism 23 is driven by the manipulator 21 to grasp a molded product, so that manual operation is not required in the whole production process, and the production efficiency is improved.

In an embodiment, the parallel clamping jaw 2331 and the Y-shaped clamping jaw 2332 realize the taking and placing of the molded products with different sizes and different numbers and the stub bars connected with the molded products, so as to improve the efficiency of production operation.

In an embodiment, the distance between the positioning slots 1021 in the positioning plate 102 of the feeding device 100, the distance between the first receiving cavities 22121 in the suction plate 221 of the first extracting mechanism 22, and the distance between the placing slots (not shown) in the injection mold (not shown) are consistent, so as to ensure the accuracy of picking and placing the metal pieces.

It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration of the utility model and are not intended to be limiting, and that suitable modifications and variations of the above embodiments are within the scope of the disclosure, insofar as they fall within the true spirit of the utility model.

Claims (10)

1. A feeding device, characterized in that the feeding device comprises:

the conveying mechanism comprises a base, a positioning plate and a first pressing plate, wherein the base is provided with a conveying pipeline and a mounting groove, a discharge hole is formed in the first end of the conveying pipeline, a feed inlet is formed in the second end of the conveying pipeline, the positioning plate is arranged in the mounting groove, the positioning plate is provided with a positioning groove, the positioning groove is communicated with the discharge hole, and the first pressing plate is arranged above the conveying pipeline and fixedly connected with the conveying pipeline;

the vibration disc is connected with the conveying mechanism and is used for conveying the metal piece to the feed inlet;

the output end of the first driving piece is connected with the locating plate, the first driving piece is used for driving the locating plate to move to a preset distance along the direction perpendicular to the locating groove, so that the locating plate and the locating groove form a limiting structure, and the limiting structure is used for limiting the position of the metal piece in the locating groove so as to ensure that the metal piece in the locating groove does not fall.

2. The feeding device as set forth in claim 1, wherein said vibration plate is provided with four groups, said base is provided with four groups of conveying pipes, and said four groups of vibration plates are respectively connected with the discharge ports of each group of conveying pipes.

3. The feeder device of claim 1, wherein the positioning slot is provided with a first fiber optic sensor for detecting a metal piece in the positioning slot.

4. An injection molding apparatus comprising a feeder device according to any one of claims 1 to 3, wherein the injection molding apparatus further comprises:

an injection molding mold;

the manipulator is provided with an adapter plate;

the first material taking mechanism is fixedly connected to the first end of the adapter plate, and driven by the manipulator, takes out the metal piece from the positioning groove and places the metal piece in the injection molding die;

the second material taking mechanism is fixedly connected to the second end of the adapter plate, and takes out the molded product after injection molding and the stub bar connected with the molded product from the injection molding mold under the drive of the manipulator.

5. The injection molding apparatus of claim 4, wherein said first take-off mechanism comprises a suction plate, said positioning plate having a positioning hole, said suction plate having a first positioning pin mated with said positioning hole, said positioning hole cooperating with said first positioning pin for positioning said first take-off mechanism.

6. The injection molding apparatus of claim 5, wherein the suction plate is provided with a boss, the boss being provided with a first receiving cavity for receiving the metal piece.

7. The injection molding apparatus of claim 6, wherein said first take-off mechanism further comprises a second platen, said suction plate having a second receiving chamber and a vacuum suction aperture, said second platen being received in said second receiving chamber, and a vacuum chamber being formed between said second platen and said second receiving chamber, said vacuum chamber being in communication with said vacuum suction aperture for outputting vacuum suction to suction said metal piece.

8. The injection molding apparatus of claim 5, wherein said second take-off mechanism comprises a fixed plate, a second driving member and a collet assembly, said fixed plate having a second locating pin matching said locating hole, said locating hole cooperating with said second locating pin for locating said second take-off mechanism, said second driving member having a first end fixedly connected to said fixed plate and a second end fixedly connected to said collet assembly, said second driving member for driving said collet assembly to grasp a molded product and a stub bar connected to said molded product.

9. The injection molding apparatus of claim 8, wherein the collet assembly comprises parallel jaws for gripping a molded product and Y-shaped jaws for gripping a stub bar connected to the molded product.

10. The injection molding apparatus of claim 9, wherein said parallel jaw and said Y-shaped jaw are each provided with a second fiber optic sensor for detecting said molded product and a stub bar connected to said molded product.