Automatic material sweeping mechanism used after mold opening of injection molding machine

Abstract

The utility model provides an automatic material sweeping mechanism after mold opening of an injection molding machine, which comprises a cross beam fixed at the top of the injection molding machine through an adsorption device, and the extension direction of the cross beam is vertical to the mold closing direction of the injection molding machine; the guide rail is positioned above a mold closing device of the injection molding machine, two ends of the guide rail are connected with two ends of the cross beam through vertical rods, and the guide rail is suspended and penetrates through the internal space of the injection molding machine; the flat sweeping device comprises a sliding block arranged on the guide rail in a sliding mode, a flat sweeping rod fixed to the bottom of the sliding block and a flat sweeping head additionally arranged on the flat sweeping rod, the initial position of the flat sweeping device is arranged at one end of the guide rail, and the flat sweeping device avoids the mold closing range of the mold closing device. According to the utility model, the cross beam adsorption structure which can be additionally arranged at the top of various injection molding machines is adopted, the guide rail is suspended in the injection molding machine, and plastic parts which do not fall off after mold opening are swept off by utilizing the flat sweeping device on the guide rail, so that an automatic material sweeping function is realized, manual intervention is not needed, potential safety hazards are eliminated, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine auxiliary equipment technical field especially relates to an automatic material sweeping mechanism after injection molding machine opening mould. BACKGROUND

[0002] In the injection molding process of the leakage protector shell, the injection molding machine first closes the mold for injection molding, opens the mold after molding, and the plastic part falls into the lower material collecting device.

[0003] In actual production, there may be a situation that the plastic part does not automatically fall off and stays in the mold or the surrounding area, which may be caused by improper mold temperature or injection pressure, or may be caused by poor mold exhaust or unsuitable environmental humidity. If the injection molding part does not fall off smoothly, it will affect the subsequent production process and cause material waste, and even cause equipment failure.

[0004] The existing method is to arrange an operator to pay attention to the falling of the injection molding part during each opening of the mold. When the injection molding part does not fall off smoothly, a brush or rod is used to sweep it down. This requires the operator to continuously pay attention to the production status and sweep the injection molding part down in time, which cannot be missed and has safety hazards.

[0005] Therefore, it is necessary to improve the prior art. UTILITY MODEL CONTENTS

[0006] The utility model provides an automatic material sweeping mechanism after injection molding machine opening mould to solve the above problems.

[0007] The utility model adopts one technical scheme: provide an automatic material sweeping mechanism after injection molding machine opening mould, include:

[0008] The crossbeam is fixed on the top of the injection molding machine through the adsorption device, and the extension direction of the crossbeam is perpendicular to the closing direction of the injection molding machine;

[0009] The guide rail is located above the mold closing device of the injection molding machine, and its two ends are connected with the two ends of the crossbeam through vertical rods, suspended and passing through the internal space of the injection molding machine;

[0010] The flat sweeping device includes a sliding block slidingly arranged on the guide rail, a flat sweeping rod fixed at the bottom of the sliding block, and a flat sweeping head added on the flat sweeping rod. The initial position of the flat sweeping device is set at one end of the guide rail, avoiding the mold closing range of the mold closing device;

[0011] When the injection molding machine completes the opening action, the flat sweeping device starts to move along the guide rail, and the flat sweeping head contacts and cleans the plastic parts that do not fall off, and sweeps them into the material collecting device of the injection molding machine.

[0012] Further, the guide rail is provided with a sensor for sensing the mold opening action, and when the mold closing device of the injection molding machine is opened, the flat sweeping device is started to sweep off the plastic parts.

[0013] Further, the flat sweeping head is made of nylon or polypropylene and has a brush structure suitable for cleaning the plastic parts without damaging the plastic parts.

[0014] Further, one side of the flat sweeping rod is provided with an embedded groove, and the flat sweeping head has an embedded section, and during installation, the embedded section of the flat sweeping head is slid into the embedded groove and fixed by a limiting piece.

[0015] Further, the two ends of the guide rail are also provided with lockable baffle sliders, and the baffle sliders are provided with connecting rods below, and the baffle plates are installed at the lower ends of the connecting rods, and the baffle plates have inclined surfaces extending towards the injection molding machine, for guiding the swept plastic parts to the material collecting device in the injection molding machine.

[0016] Further, the adsorption device comprises a vacuum chuck capable of being adsorbed on the top surface of various injection molding machines, and the back surface of the vacuum chuck is provided with a mounting seat, and the cross beam is arranged in the embedded groove of the mounting seat.

[0017] Further, the mounting seat is also provided with a lock ring, one end of the lock ring is fixed to the side surface of the mounting seat, and the other end is locked to the other side of the mounting seat across the cross beam, for reinforcing and locking the cross beam.

[0018] The beneficial effects of the automatic material sweeping mechanism after the mold opening of the injection molding machine are:

[0019] 1. The cross beam adsorption structure can be installed on the top of various injection molding machines, the guide rail is suspended in the injection molding machine, the flat sweeping device on the guide rail is used to sweep off the plastic parts that do not fall off after the mold opening, the automatic material sweeping function is realized, manual intervention is not needed, the safety hidden danger is eliminated, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a front view of the automatic material sweeping mechanism after the mold opening of the injection molding machine according to the first embodiment of the utility model;

[0021] Figure 2 is a side view of the automatic material sweeping mechanism after the mold opening of the injection molding machine according to the first embodiment of the utility model;

[0022] The marks of the components in the drawings are as follows: 1, cross beam, 2, adsorption device, 3, vertical rod, 4, guide rail, 5, flat sweeping rod, 6, flat sweeping head, 7, connecting rod, 8, baffle plate, 9, injection molding machine, 21, vacuum chuck, 22, mounting seat, 91, mold closing device. DETAILED DESCRIPTION

[0023] The advantages and features of the present application can be more easily understood by those skilled in the art from the preferred embodiments of the present application described in detail below with reference to the drawings, so that the scope of protection of the present application can be more clearly defined.

[0024] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", "horizontal", "vertical", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application, and cannot indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0025] Please refer to Figure 1 and Figure 2 , the present application provides a kind of automatic sweeping mechanism after injection molding machine 9 opens mould, comprising:

[0026] Crossbeam 1 is adsorbed on the top of injection molding machine 9 by adsorption device 2 (two vacuum chuck 21), when installation, let the extension direction of crossbeam 1 be perpendicular to the closed mould direction of injection molding machine 9, so that the direction of subsequent flat sweeping device when installing guide rail 4 and flat sweeping action can adapt to mould;

[0027] Guide rail 4 is located above the mould closing device 91 of injection molding machine 9, and its two ends are connected with the two ends of crossbeam 1 through vertical rod 3, suspended and pass through the internal space of injection molding machine 9, and the two ends of vertical rod 3 are respectively screw-connected with crossbeam 1 and guide rail 4, so that the position of guide rail 4 is stable;

[0028] Flat sweeping device includes sliding block arranged on guide rail 4, flat sweeping rod 5 fixed on the bottom of sliding block and flat sweeping head 6 added on flat sweeping rod 5, and the initial position of flat sweeping device is set at one end of guide rail 4, avoiding the mould closing range of mould closing device 91, flat sweeping head 6 has brush structure made of nylon, for contacting plastic parts, and also has embedded section, which can be slid into embedded groove on flat sweeping rod 5, and when installation, the position of flat sweeping head 6 on flat sweeping rod 5 is fixed by limiting piece, so as to adapt to the range of swept plastic parts;

[0029] Baffle 8 is arranged on both sides of injection molding machine 9, corresponding to the direction of swept plastic parts of flat sweeping device, and baffle 8 has inclined surface extending towards injection molding machine 9, for guiding the swept plastic parts to the material collecting device in injection molding machine 9, to avoid scattering to the ground;

[0030] Sensor is arranged on guide rail 4, and the sensing direction is downward, for sensing opening mould action;When injection molding machine 9 opens mould, sensor is triggered, flat sweeping device starts, moves along guide rail 4, and uses flat sweeping head 6 to contact and clean the plastic parts not falling off, and sweeps them to the material collecting device of injection molding machine 9.

[0031] Specifically, the back of the vacuum chuck 21 is designed with a mounting seat 22, the cross beam 1 is placed in the embedding groove of the mounting seat 22, and a locking ring is further arranged on the mounting seat 22, one end of the locking ring is fixed on the side of the mounting seat 22, and the other end is locked on the other side of the mounting seat 22 across the cross beam 1, for reinforcing and locking the cross beam.

[0032] The baffle 8 is arranged at both ends of the guide rail 4 through the connecting rod 7, the upper end of the connecting rod 7 is arranged on the guide rail 4 through the lockable baffle slider, the position of the baffle relative to the injection molding machine 9 can be adjusted, and the width of the injection molding machine is adapted.

[0033] Specifically, the baffle is further covered with a buffer strip to avoid damage caused by collision of the plastic part with the baffle.

[0034] Specifically, the baffle is made of transparent material, facilitating observation of the material falling condition.

[0035] The control logic of the material sweeping mechanism is that the sensor is triggered when the injection molding machine is opened, the sweeping device moves from one end of the guide rail to the other end to complete one cleaning, and stays at the other end to wait for the next start; after the sensor is triggered once, it is silent for a preset period of time, which is for the sweeping device to complete the cleaning, so as to avoid the sensor being triggered again by the sweeping device.

[0036] In the second embodiment of the utility model, only the sweeping head is disassembled into a plurality of sweeping units, the length of the bristle structure on each sweeping unit can be different, different sweeping units are embedded on the sweeping rod according to the structure of the surface of the mold to be cleaned, the adaptability is wider, and the rest of the design is the same as that of the first embodiment.

[0037] The utility model discloses a beneficial effect of an automatic material sweeping mechanism after the injection molding machine is opened is:

[0038] 1. The cross beam adsorption structure can be installed on the top of various injection molding machines, the guide rail is suspended in the injection molding machine, the sweeping device on the guide rail is used to sweep the plastic parts that do not fall off after the mold is opened, the automatic material sweeping function is realized, manual intervention is not needed, the safety hazard is eliminated, and the production efficiency is improved.

[0039] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion obtained by using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. An automatic material sweeping mechanism after mold opening in an injection molding machine, characterized in that, include: The crossbeam is fixed to the top of the injection molding machine by an adsorption device, and the extension direction of the crossbeam is perpendicular to the mold closing direction of the injection molding machine. The guide rail is located above the mold clamping device of the injection molding machine. Its two ends are connected to the two ends of the crossbeam through vertical rods, and it is suspended and passes through the internal space of the injection molding machine. The flat sweeping device includes a slider that is slidably mounted on a guide rail, a flat sweeping rod fixed to the bottom of the slider, and a flat sweeping head mounted on the flat sweeping rod. The initial position of the flat sweeping device is set at one end of the guide rail, avoiding the mold closing range of the mold closing device.

2. The automatic material sweeping mechanism after mold opening in an injection molding machine according to claim 1, characterized in that, The guide rail is equipped with a sensor to detect the mold opening action. When the mold closing device of the injection molding machine opens the mold, the flat sweeping device is activated to sweep it off.

3. The automatic material sweeping mechanism after mold opening in an injection molding machine according to claim 2, characterized in that, The flat brush head is made of nylon or polypropylene with a bristle structure.

4. The automatic material sweeping mechanism after mold opening in an injection molding machine according to claim 3, characterized in that, The flat sweeping bar has an embedding groove on one side, and the flat sweeping head has an embedding section. During installation, the embedding section of the flat sweeping head is slid into the embedding groove and fixed with a limiting member.

5. The automatic material sweeping mechanism after mold opening in an injection molding machine according to claim 4, characterized in that, The guide rail is also equipped with lockable baffle sliders at both ends. A connecting rod is provided below the baffle slider, and a baffle is installed at the lower end of the connecting rod. The baffle has an inclined surface extending towards the injection molding machine, which is used to guide the swept-off plastic parts to the material collection device inside the injection molding machine.

6. An automatic material sweeping mechanism after mold opening in an injection molding machine according to any one of claims 1-5, characterized in that, The adsorption device includes a vacuum suction cup, and a mounting base is provided on the back of the vacuum suction cup. The crossbeam is placed in the embedding groove of the mounting base.

7. An automatic material sweeping mechanism after mold opening in an injection molding machine according to claim 6, characterized in that, The mounting base is also equipped with a locking ring. One end of the locking ring is fixed to the side of the mounting base, and the other end crosses the crossbeam and is locked to the other side of the mounting base to reinforce and lock the crossbeam.

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