Composite clamping jaw structure for pre-embedded nut injection molding feeding and discharging

Abstract

The utility model relates to a composite clamping jaw structure for pre-embedded nut injection molding feeding and discharging. A quick-change head used for being connected with a mechanical arm is arranged on one outer side wall of a box body. The insert core clamping and ejecting assembly is used for clamping the nut connecting piece and ejecting the nut connecting piece into the injection mold cavity; the box body is further provided with a plurality of first suction cup assemblies used for sucking injection molding inserts. The box body is further provided with a plurality of finished product adsorption assemblies used for adsorbing injection-molded products. Different clamp structures are arranged on the side faces of one box body, a plurality of feeding and discharging actions needed by injection molding operation of the embedded nuts are achieved through driving of one mechanical arm, the automatic feeding and discharging device is suitable for a small-space operation environment, and the use cost is reduced; an insert core clamping and ejecting assembly is arranged to clamp the nut connecting piece and eject the nut connecting piece into the injection mold cavity; and by arranging the quick-change head and the positioning flange, the manipulator can be conveniently and quickly connected with different composite clamping jaws for remodeling.

Description

Technical Field

[0001] The present application belongs to the technical field of auxiliary equipment for injection molding of embedded nuts, and in particular, relates to a composite clamping jaw structure for loading and unloading of embedded nuts during injection molding. Background Art

[0002] During the injection molding process, nuts are embedded in the injection molding cavity and connected to the finished injection molding product to improve the installation convenience of the finished injection molding product. The traditional method of embedding nuts in the injection molding cavity mainly relies on manual operation, which is not only inefficient but also has safety hazards. Since multiple loading and unloading actions are involved before and after injection molding, the existing automatic loading and unloading equipment requires multiple manipulators and fixtures to cooperate, resulting in excessively high manufacturing and use costs, and requires a large operating space to install these manipulators and fixtures. Utility Model Content

[0003] The technical problem to be solved by the utility model is: in order to solve the deficiencies in the prior art, a composite clamping jaw structure for loading and unloading of embedded nut injection molding is provided, aiming to realize multiple loading and unloading actions through multiple action parts of the composite clamping jaw structure, and the loading and unloading operations of the embedded nut injection molding operation can be met by driving the composite clamping jaw by a manipulator.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A composite clamping jaw structure for loading and unloading of embedded nuts during injection molding, comprising:

[0006] A box body, wherein a quick-change head for connecting to a manipulator is arranged on one of the outer side walls of the box body;

[0007] The box body is also provided with a plurality of inserting and clamping ejecting assemblies, and the inserting and clamping ejecting assemblies are used to clamp the nut connector and push the nut connector into the injection mold cavity;

[0008] The box body is also provided with a plurality of first suction cup assemblies for adsorbing the injection molded embedded parts;

[0009] The box body is also provided with a plurality of finished product adsorption components for adsorbing the injection-molded products.

[0010] Preferably, the utility model is a composite clamping jaw structure used for loading and unloading of embedded nuts for injection molding, the box body is arranged as a rectangular cavity structure, the insert clamping and ejecting components are arranged in two groups opposite to each other, and the two insert clamping and ejecting components, the first suction cup assembly and the finished product adsorption assembly are respectively located on the side walls of the box body around the quick-change head.

[0011] Preferably, the utility model is a composite clamping jaw structure for loading and unloading of embedded nut injection molding, the entry clamping and ejecting assembly includes a plurality of first clamping cylinders connected to the outer side surface of the box body, and the clamping fingers are fixedly connected to the clamping jaws of the first clamping cylinders.

[0012] Preferably, the utility model is a composite clamping jaw structure for loading and unloading of embedded nuts for injection molding, the insert clamping and ejecting assembly also includes an ejecting assembly, the ejecting assembly includes a first mounting frame fixedly connected to the inner cavity of the box body, the first mounting frame is movably provided with a connecting plate close to or away from the first clamping cylinder, a plurality of ejector rods are vertically fixedly connected to the connecting plate, the ejector rods movably penetrate the side wall of the box body and are inserted into the clamping parts of two clamping fingers of the first clamping cylinder, so as to eject the nut connector on the clamping fingers.

[0013] Preferably, in the composite clamping jaw structure of the utility model for loading and unloading of embedded nuts during injection molding, a lifting cylinder is also provided between the side wall of the box and the connecting plate, and the lifting cylinder is used to drive the connecting plate to move closer to or away from the first clamping cylinder.

[0014] Preferably, the utility model is a composite clamping jaw structure for loading and unloading of embedded nuts during injection molding, wherein the first suction cup assembly includes a first positioning seat for positioning and clamping the injection molded embedded parts, and a first vacuum suction cup for adsorbing the injection molded embedded parts is arranged on the outer side of the first positioning seat.

[0015] Preferably, the utility model is a composite clamping jaw structure used for loading and unloading of embedded nuts during injection molding, the finished product adsorption assembly includes a second positioning seat for positioning and clamping injection molded embedded parts, a second vacuum suction cup for adsorbing the injection molded embedded parts is arranged on the outer side of the second positioning seat, and a clamp cylinder for clamping the product is also arranged on the outer side of the second positioning seat.

[0016] Preferably, in the composite clamping jaw structure of the utility model for loading and unloading of embedded nuts during injection molding, the finished product adsorption assembly further comprises a plurality of second clamping cylinders for clamping injection molding residual materials.

[0017] Preferably, in the composite clamping jaw structure of the utility model for loading and unloading of embedded nuts during injection molding, a positioning flange for positioning on a carrier is fixedly provided on the outer side wall of the box body opposite to the quick-change head.

[0018] The beneficial effects of the utility model are:

[0019] (1) The utility model realizes multiple loading and unloading operations required for the injection molding of embedded nuts by arranging different clamp structures on each side of a box body. The loading and unloading operations of the injection molding of embedded nuts can be satisfied by driving the composite clamping jaws with a manipulator, which is suitable for operating environments with small spaces and reduces the use cost;

[0020] (2) a sub-clamping and ejecting assembly is provided to clamp the nut connector and push the nut connector into the injection mold cavity to facilitate injection molding;

[0021] (3) By setting up a quick-change head and a positioning flange, the robot can be easily and quickly connected to different composite grippers for changing models. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The technical solution of the present application is further described below in conjunction with the accompanying drawings and embodiments.

[0023] Figure 1 is a three-dimensional schematic diagram of the front structure of an embodiment of the present application;

[0024] Figure 2 is a three-dimensional schematic diagram of the back structure of an embodiment of the present application;

[0025] Figure 3 Schematic diagram of the top structure of the top material assembly of the embodiment of the present application;

[0026] Figure 4 Schematic diagram of the bottom structure of the top material assembly of the embodiment of the present application;

[0027] The reference numerals in the figure are:

[0028] Box body 10, quick-change head 11, positioning flange 12, input clamping and ejecting assembly 20, first clamping cylinder 21, ejecting assembly 22, first mounting frame 221, connecting plate 222, ejector rod 223, lifting cylinder 224, first suction cup assembly 30, first positioning seat 31, first vacuum suction cup 32, finished product adsorption assembly 40, second positioning seat 41, second vacuum suction cup 42, clamp cylinder 43, second clamping cylinder 44. DETAILED DESCRIPTION

[0029] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other.

[0030] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the invention of the present utility model, unless otherwise specified, "multiple" means two or more.

[0031] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood by specific circumstances.

[0032] The technical solution of the present application will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0033] Example

[0034] This embodiment provides a composite clamping jaw structure for loading and unloading embedded nuts for injection molding, referring to Figure 1 and Figure 2 The structure includes a box body 10, which is set as a rectangular cavity structure. A quick-change head 11 for connecting the manipulator, two insert clamping and ejecting assemblies 20 for clamping embedded nuts and connectors, a first suction cup assembly 30 for adsorbing injection molded embedded parts, a finished product adsorption assembly 40 and a positioning flange 12 are respectively arranged on the six side walls of the box body 10, wherein the quick-change head 11 and the positioning flange 12 are arranged, the two insert clamping and ejecting assemblies 20 are arranged oppositely, the two insert clamping and ejecting assemblies 20, the first suction cup assembly 30 and the finished product adsorption assembly 40 are respectively located on the side walls of the box body 10 around the quick-change head 11. When working, the manipulator mobilizes the various working surfaces of the box body into the working position by rotating. The positioning flange 12 is used to place the composite clamp and the manipulator on the tooling frame after disassembly. The tooling frame is provided with a positioning structure. The positioning flange 12 is plugged into the positioning structure of the tooling frame, which is convenient for the manipulator to quickly connect and change with different composite clamps.

[0035] Preferably, the present embodiment is a composite clamping jaw structure for loading and unloading of embedded nuts during injection molding, the insert clamping and ejecting assembly 20 is used to clamp the nut connector and eject the nut connector into the injection mold cavity, the insert clamping and ejecting assembly 20 includes four first clamping cylinders 21 connected in parallel to the outer side of the box body 10, the clamping jaws of the first clamping cylinders 21 are fixedly connected with clamping fingers perpendicular to the side wall of the box body, a guide rail is fixedly provided on the side wall of the box body, and the clamping fingers are slidably installed on the guide rail, when working, the first clamping cylinder 21 drives the two clamping fingers to slide in opposite directions on the guide rail, opening and closing.

[0036] Preferably, a composite clamping jaw structure for loading and unloading embedded nuts for injection molding in this embodiment is as follows: Figure 3 and Figure 4 The sub-clamping and ejecting assembly 20 also includes a ejecting assembly 22, which includes a first mounting frame 221 fixedly connected to the inner cavity of the box body 10, and a connecting plate 222 movably arranged on the first mounting frame 221 close to or away from the first clamping cylinder 21, and a plurality of ejector rods 223 are vertically fixedly connected to the connecting plate 222, and the ejector rods 223 movably penetrate the side wall of the box body 10 and are inserted into the clamping parts of the two clamping fingers of the first clamping cylinder 21, so as to eject the nut connector on the clamping fingers.

[0037] Preferably, in the composite clamping structure of the present embodiment for loading and unloading of embedded nuts during injection molding, a lifting cylinder 224 is also provided between the side wall of the box body 10 and the connecting plate 222, and the lifting cylinder 224 is used to drive the connecting plate 222 to move closer to or away from the first clamping cylinder 21.

[0038] In actual operation, when the first clamping cylinder 21 clamps the nut connector pre-embedded in the injection cavity and is located at the loading station of the injection cavity, the lifting cylinder 224 contracts, drives the push rod 223 to move close to the clamping finger, and pushes the nut connector into the injection cavity.

[0039] Preferably, the present embodiment is a composite clamp structure for loading and unloading of embedded nuts for injection molding, the first suction cup assembly 30 includes a first positioning seat 31 for positioning and clamping the injection molded embedded parts, and the outer side of the first positioning seat 31 is provided with a first vacuum suction cup 32 for adsorbing the injection molded embedded parts. During operation, the manipulator drives the first suction cup assembly 30 to move to the injection molded embedded part loading station, the first vacuum suction cup 32 sucks the injection molded embedded parts tightly onto the first positioning seat 31, and then puts them into the injection mold under the drive of the manipulator.

[0040] Preferably, the present embodiment is a composite clamping jaw structure for loading and unloading of embedded nuts during injection molding, and the finished adsorption assembly 40 includes a second positioning seat 41 for positioning and clamping injection molded embedded parts, and a second vacuum suction cup 42 for adsorbing the injection molded embedded parts is arranged on the outer side of the second positioning seat 41, and a clamping cylinder 43 for clamping the product is also arranged on the outer side of the second positioning seat 41.

[0041] Preferably, in the composite clamping jaw structure of the embodiment for loading and unloading of embedded nuts during injection molding, the finished product adsorption assembly 40 further comprises a plurality of second clamping cylinders 44 for clamping the injection molding residues.

[0042] After the product is injection molded, the injection mold is opened, and driven by the robot, the finished product adsorption component 40 comes to the material picking station, the second vacuum suction cup 42 adsorbs the finished product, the clamp cylinder presses the finished product, and the second clamping cylinder 44 clamps the injection molded residual material.

[0043] Based on the above ideal embodiments of this application, the relevant staff can make various changes and modifications without departing from the technical concept of this application through the above description. The technical scope of this application is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding, characterized in that: include: A box body (10), wherein a quick-change head (11) for connecting to a robot is arranged on one of the outer side walls of the box body (10); The box body (10) is also provided with a plurality of insert clamping and ejecting assemblies (20), and the insert clamping and ejecting assemblies (20) are used to clamp the nut connector and eject the nut connector into the injection mold cavity; The box body (10) is also provided with a plurality of first suction cup assemblies (30) for adsorbing injection-molded embedded parts; The box body (10) is also provided with a plurality of finished product adsorption components (40) for adsorbing the injection-molded product.

2. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 1, characterized in that: The box body (10) is configured as a rectangular cavity structure, and two groups of the inserter clamping and ejecting assemblies (20) are arranged opposite to each other, and the two inserter clamping and ejecting assemblies (20), the first suction cup assembly (30) and the finished product adsorption assembly (40) are respectively located on the side walls of the box body (10) around the quick-change head (11).

3. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 2, characterized in that: The insert clamping and ejecting assembly (20) comprises a plurality of first clamping cylinders (21) connected to the outer side surface of the box body (10), and clamping fingers are fixedly connected to the clamping claws of the first clamping cylinders (21).

4. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 3, characterized in that: The insert clamping and ejecting assembly (20) further comprises an ejecting assembly (22), wherein the ejecting assembly (22) comprises a first mounting frame (221) fixedly connected to the inner cavity of the box body (10), wherein a connecting plate (222) is movably provided on the first mounting frame (221) and is close to or away from the first clamping cylinder (21), wherein a plurality of ejecting rods (223) are vertically fixedly connected to the connecting plate (222), wherein the ejecting rods (223) movably penetrate the side wall of the box body (10) and are inserted into the clamping parts of two clamping fingers of the first clamping cylinder (21), and are used for ejecting nut connectors on the clamping fingers.

5. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 4, characterized in that: A lifting cylinder (224) is also provided between the side wall of the box body (10) and the connecting plate (222), and the lifting cylinder (224) is used to drive the connecting plate (222) to move closer to or away from the first clamping cylinder (21).

6. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to any one of claims 1 to 5, characterized in that: The first suction cup assembly (30) comprises a first positioning seat (31) used for positioning and clamping the injection-molded embedded component, and a first vacuum suction cup (32) for adsorbing the injection-molded embedded component is arranged outside the first positioning seat (31).

7. A composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 6, characterized in that: The finished product adsorption assembly (40) comprises a second positioning seat (41) for positioning and clamping the injection molded embedded part, a second vacuum suction cup (42) for adsorbing the injection molded embedded part is arranged on the outer side of the second positioning seat (41), and a clamp cylinder (43) for pressing the product is also arranged on the outer side of the second positioning seat (41).

8. The composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 7 is characterized in that: The finished product adsorption assembly (40) further comprises a plurality of second clamping cylinders (44) for clamping injection molding residual materials.

9. The composite clamping jaw structure for loading and unloading of embedded nuts for injection molding according to claim 1 is characterized in that: A positioning flange (12) for positioning the quick-change head (11) on the carrier is also fixedly provided on the outer side wall of the box body opposite to the quick-change head (11).

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