Automatic product runner cutting equipment for injection mold

Abstract

The utility model discloses automatic product runner cutting equipment for an injection mold, which comprises a working platform, and a turntable mechanism, a feeding mechanism, a first cutting mechanism and a second cutting mechanism are arranged on the working platform. The feeding mechanism, the first cutting mechanism and the second cutting mechanism are evenly distributed on the peripheral side of the rotary table mechanism, the rotary table mechanism comprises a rotary table and a driving assembly, the driving assembly can drive the rotary table to rotate relative to the working platform, and a discharging jig is arranged at the edge position of the rotary table; the feeding mechanism is used for moving plastic parts to be cut to the discharging jig, and the driving assembly can drive the discharging jig to sequentially pass through the first cutting mechanism and the second cutting mechanism through the rotary disc. According to the structure, the water gap part and the runner part are cut through the first cutting mechanism and the second cutting mechanism respectively, and automatic removal of waste materials of injection molding parts is achieved.

Description

Technical Field

[0001] The utility model discloses the field of injection molding supporting equipment, in particular to a product flow automatic cutting device for an injection mold. Background Art

[0002] Injection molding equipment is also known as injection molding machine or injection machine. It is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal, and all-electric types. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, make it eject and fill the mold cavity, and then wait for the thermoplastic material to solidify to form an injection molded part. The material formed by injection molding generally contains nozzle waste and runner waste, which are demolded together with the final product. At present, the above waste is mainly removed manually, with a low degree of automation. Utility Model Content

[0003] In view of this, the utility model discloses an automatic product runner cutting device for an injection mold, which can automatically cut off the nozzle waste and runner waste of the injection molded part, and has a high degree of automation.

[0004] The utility model discloses an automatic product flow channel cutting device for an injection mold, comprising a working platform, on which a turntable mechanism, a feeding mechanism, a first cutting mechanism and a second cutting mechanism are arranged, and the feeding mechanism, the first cutting mechanism and the second cutting mechanism are evenly distributed on the peripheral side of the turntable mechanism, wherein:

[0005] The turntable mechanism includes a turntable and a driving assembly, wherein the driving assembly can drive the turntable to rotate relative to the working platform, and a material discharge fixture is provided at the edge of the turntable;

[0006] The feeding mechanism is used to move the plastic parts to be cut to the discharge jig, and the driving assembly can drive the discharge jig to pass through the first cutting mechanism and the second cutting mechanism in sequence through the turntable;

[0007] The first cutting mechanism is used to cut off the nozzle part, and the second cutting mechanism is used to cut off the flow channel part.

[0008] Furthermore, the turntable is rotatably connected to the top of the working platform, and the driving assembly includes a driving motor, which is fixed below the working platform, and the driving motor can drive the turntable to rotate.

[0009] Furthermore, a plurality of jig grooves are provided on the discharge jig, and the jig grooves include a first groove portion for carrying the product and a second groove portion for carrying the flow channel portion, the bottom end of the nozzle portion is connected to the flow channel portion, and the top end of the nozzle portion extends out of the jig groove.

[0010] Further, the feeding mechanism includes a feeding cylinder, a first lifting cylinder and a first fixed plate, the feeding cylinder is fixed to one side of the turntable through a feeding bracket, the output shaft of the first lifting cylinder is connected to the first fixed plate, the feeding cylinder can drive the first fixed plate to move through the first lifting cylinder; the first lifting cylinder can drive the first fixed plate to move in the vertical direction;

[0011] A plurality of vacuum adsorption members are arranged on the first fixing plate, and the vacuum adsorption members are connected to an external vacuum generator.

[0012] Furthermore, the first cutting mechanism includes a first cutting cylinder, a second lifting cylinder and a cutter cylinder. The first cutting cylinder is fixed to one side of the turntable through a first cutting bracket. The first cutting cylinder can drive the second lifting cylinder to enter or leave the top of the turntable. The second lifting cylinder can drive the cutter cylinder to move in a vertical direction. Two cutter pieces are arranged on the cutter cylinder, and the cutter cylinder cuts the water outlet by driving the two cutter pieces.

[0013] Furthermore, the second cutting mechanism includes a third lifting cylinder and a cutting assembly. The third lifting cylinder is arranged directly above the turntable through a second cutting bracket. The third lifting cylinder can drive the cutting assembly to move in a vertical direction. The cutting assembly is used to cut off the flow channel portion to separate the flow channel portion from the product.

[0014] Furthermore, the cutting assembly includes a mounting frame and a straight cutter, the straight cutter is fixed on the mounting frame, the mounting frame is fixedly connected to the third lifting cylinder, the third lifting cylinder can drive the straight cutter to move in the vertical direction through the mounting frame, and the straight cutter is used to cut the position where the flow channel part is connected to the product.

[0015] Furthermore, a buffer plate is provided below the mounting frame, the buffer plate is connected to the mounting frame via a buffer spring, a straight cutting hole is provided on the buffer plate, and the straight cutting knife is located in the straight cutting hole.

[0016] Furthermore, there are four straight cutters, and the four straight cutters correspond to the positions of the flow channel portion on the injection molded part.

[0017] Compared with the prior art, the technical solution disclosed in the utility model has the following beneficial effects:

[0018] The equipment moves the plastic parts to be cut to the discharge fixture of the turntable through the loading mechanism, and passes through the first cutting mechanism and the second cutting mechanism in sequence under the action of the turntable. The first cutting mechanism and the second cutting mechanism cut the nozzle part and the runner part respectively, so as to realize the automatic removal of injection molded part waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the removal device;

[0020] Figure 2 It is the structural entity of the turntable mechanism;

[0021] Figure 3 It is a structural schematic diagram of the feeding mechanism;

[0022] Figure 4 is a structural schematic diagram of a first cutting mechanism;

[0023] Figure 5 is a structural schematic diagram of the second cutting mechanism;

[0024] Figure 6 It is a schematic diagram of the structure of the cutting component. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to another component, or there may be a central component at the same time. Unless otherwise defined, all technical and scientific terms used in this article have the same meaning as those generally understood by technicians in the technical field of the utility model. It should also be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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, an electrical connection, or a connection between the two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances. The terms used in the specification of the utility model herein are only for the purpose of describing specific embodiments and are not intended to limit the utility model.

[0026] It should also be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 invention 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 a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0027] like Figure 1 As shown, the utility model discloses an automatic product flow channel cutting device 100 for injection molds, including a working platform 10, on which a turntable mechanism 20, a feeding mechanism 30, a first cutting mechanism 40 and a second cutting mechanism 50 are arranged, and the feeding mechanism 30, the first cutting mechanism 40 and the second cutting mechanism 50 are evenly distributed on the peripheral side of the turntable mechanism 20, and the feeding mechanism 30 is used to move the plastic part to be cut to the turntable mechanism 20, and the turntable mechanism 20 moves the plastic part to the first cutting mechanism 40 and the second cutting mechanism 50 in sequence, and the sprue part of the plastic part is cut by the first cutting mechanism 40, and the flow channel part of the plastic part is cut by the second cutting mechanism 50.

[0028] like Figure 1 and Figure 2 As shown, specifically, the turntable mechanism 20 includes a turntable 12 and a driving assembly, the driving assembly can drive the turntable 12 to rotate relative to the work platform 10, and a material discharge fixture 13 is arranged at the edge of the turntable 12. The loading mechanism 30 is used to move the plastic parts to be cut to the material discharge fixture 13, and the driving assembly can drive the material discharge fixture 13 to pass through the first cutting mechanism 40 and the second cutting mechanism 50 in sequence through the turntable 12.

[0029] Further, the turntable 12 is rotatably connected to the top of the working platform 10, and the driving assembly includes a driving motor 11, which is fixed below the working platform 10, and the driving motor 11 can drive the turntable 12 to rotate. In the present application, the driving motor 11 is connected to a dividing instrument 14 to control the rotation angle of the turntable 12.

[0030] The discharge jig 13 is provided with a plurality of jig grooves, the jig grooves including a first groove portion for carrying the product and a second groove portion for carrying the flow channel portion, the bottom end of the nozzle portion is connected to the flow channel portion, and the top end of the nozzle portion extends out of the jig groove. In the present application, the structure of the jig groove can be set according to the structure of the product itself and the flow channel structure to meet the shape requirements of the relevant product.

[0031] like Figure 3 As shown, the feeding mechanism 30 includes a feeding cylinder 31, a first lifting cylinder 32 and a first fixed plate 33. The feeding cylinder 31 is fixed to one side of the turntable 12 through a feeding bracket 311. The output shaft of the first lifting cylinder 32 is connected to the first fixed plate 33. The feeding cylinder 31 can drive the first fixed plate 33 to move through the first lifting cylinder 32; the first lifting cylinder 32 can drive the first fixed plate 33 to move in the vertical direction; a plurality of vacuum adsorbents 34 are arranged on the first fixed plate 33, and the vacuum adsorbents 34 are connected to an external vacuum generator. When working, the feeding cylinder 31 drives the first fixed plate 33 to move to a preset position through the first lifting cylinder 32, and under the driving cooperation of the first lifting cylinder 33, the plastic part is grabbed by the vacuum adsorbent 34, and then the plastic part is moved to the fixture slot to complete the feeding. In the present application, four vacuum adsorbents 34 are arranged on the first fixed plate 33.

[0032] like Figure 4 As shown, the first cutting mechanism 40 includes a first cutting cylinder 41, a second lifting cylinder 42 and a cutter cylinder 43. The first cutting cylinder 41 is fixed to one side of the turntable 12 through a first cutting bracket. The first cutting cylinder 41 can drive the second lifting cylinder 42 to enter or leave the top of the turntable 12. The second lifting cylinder 42 can drive the cutter cylinder 43 to move in the vertical direction. Two cutter pieces 44 are arranged on the cutter cylinder 43. The cutter cylinder 43 drives the two cutter pieces 44 to cut the water outlet. In the present application, the cutter cylinder 43 is a bidirectional cylinder. The two cutter pieces 44 are symmetrically rotated and connected to the bracket. Then the cutter cylinder 43 drives the same end of the two cutter pieces 44 to rotate the other end of the two cutter pieces 44 to achieve cutting of the water outlet.

[0033] like Figure 5 and Figure 6As shown, further, the second cutting mechanism 50 includes a third lifting cylinder 51 and a cutting assembly 52. ​​The third lifting cylinder 51 is arranged directly above the turntable 12 through a second cutting bracket 511. The third lifting cylinder 51 can drive the cutting assembly 52 to move in the vertical direction. The cutting assembly 52 is used to cut the flow channel so that the flow channel is separated from the product. The cutting assembly 52 includes a mounting frame 521 and a straight cutter 522. The straight cutter 522 is fixed on the mounting frame 521. The mounting frame 521 is fixedly connected to the third lifting cylinder 51. The third lifting cylinder 51 can drive the straight cutter 522 to move in the vertical direction through the mounting frame 521. The straight cutter 522 is used to cut the position where the flow channel is connected to the product.

[0034] A buffer plate 523 is disposed below the mounting frame 521 . The buffer plate 523 is connected to the mounting frame 521 via a buffer spring 524 . A straight cutting hole 525 is disposed on the buffer plate 523 . The straight cutting knife 522 is located in the straight cutting hole 525 .

[0035] During operation, the third lifting cylinder 51 drives the mounting frame 521 to move downward until the buffer plate 523 resists the discharge fixture 13, and then the third lifting cylinder 51 drives the mounting frame 521 to continue to move downward. The buffer plate 523 is shortened to the distance between the mounting frame 521 under the action of the buffer spring 524. At this time, the straight cutting knife 522 extends out of the buffer plate 523 to cut off the flow channel.

[0036] Furthermore, there are four straight cutters 522 , and the four straight cutters 522 correspond to the positions of the flow channel portion on the injection molded part.

[0037] The present invention can be implemented in various ways and modified without departing from the broad spirit and scope of the present invention. The above-mentioned embodiments are used to illustrate the present invention, but do not limit the scope of the present invention.

Claims

1. An automatic product runner cutting device for injection molds, characterized in that: It comprises a working platform, on which a turntable mechanism, a feeding mechanism, a first cutting mechanism and a second cutting mechanism are arranged, and the feeding mechanism, the first cutting mechanism and the second cutting mechanism are evenly distributed around the turntable mechanism, wherein: The turntable mechanism includes a turntable and a driving assembly, wherein the driving assembly can drive the turntable to rotate relative to the working platform, and a material discharge fixture is provided at the edge of the turntable; The feeding mechanism is used to move the plastic parts to be cut to the discharge jig, and the driving assembly can drive the discharge jig to pass through the first cutting mechanism and the second cutting mechanism in sequence through the turntable; The first cutting mechanism is used to cut off the nozzle part, and the second cutting mechanism is used to cut off the flow channel part.

2. The automatic product flow channel cutting device for injection mold according to claim 1, characterized in that: The turntable is rotatably connected to the top of the working platform, and the driving assembly includes a driving motor. The driving motor is fixed below the working platform, and the driving motor can drive the turntable to rotate.

3. The automatic product flow channel cutting device for injection mold according to claim 2, characterized in that: The discharge jig is provided with a plurality of jig grooves, and the jig grooves include a first groove portion for carrying the product and a second groove portion for carrying the flow channel portion. The bottom end of the nozzle portion is connected to the flow channel portion, and the top end of the nozzle portion extends out of the jig groove.

4. The automatic product flow channel cutting device for injection mold according to claim 3 is characterized in that: The feeding mechanism includes a feeding cylinder, a first lifting cylinder and a first fixed plate. The feeding cylinder is fixed to one side of the turntable through a feeding bracket. The output shaft of the first lifting cylinder is connected to the first fixed plate. The feeding cylinder can drive the first fixed plate to move through the first lifting cylinder. The first lifting cylinder can drive the first fixed plate to move in the vertical direction. A plurality of vacuum adsorption members are arranged on the first fixing plate, and the vacuum adsorption members are connected to an external vacuum generator.

5. The automatic product flow channel cutting device for injection mold according to claim 4, characterized in that: The first cutting mechanism includes a first cutting cylinder, a second lifting cylinder and a cutter cylinder. The first cutting cylinder is fixed to one side of the turntable through a first cutting bracket. The first cutting cylinder can drive the second lifting cylinder to enter or leave the top of the turntable. The second lifting cylinder can drive the cutter cylinder to move in a vertical direction. Two cutter pieces are arranged on the cutter cylinder. The cutter cylinder cuts the water outlet by driving the two cutter pieces.

6. The automatic product flow channel cutting device for injection mold according to claim 5, characterized in that: The second cutting mechanism includes a third lifting cylinder and a cutting assembly. The third lifting cylinder is arranged directly above the turntable through a second cutting bracket. The third lifting cylinder can drive the cutting assembly to move in a vertical direction. The cutting assembly is used to cut off the flow channel part to separate the flow channel part from the product.

7. The automatic product flow channel cutting device for injection mold according to claim 6, characterized in that: The cutting assembly includes a mounting frame and a straight cutter, wherein the straight cutter is fixed on the mounting frame, and the mounting frame is fixedly connected to the third lifting cylinder. The third lifting cylinder can drive the straight cutter to move in the vertical direction through the mounting frame, and the straight cutter is used to cut the position where the flow channel part is connected to the product.

8. The automatic product runner cutting device for injection mold according to claim 7, characterized in that: A buffer plate is arranged below the mounting frame, the buffer plate is connected to the mounting frame via a buffer spring, a straight cutting hole is arranged on the buffer plate, and the straight cutting knife is located in the straight cutting hole.

9. The automatic product flow channel cutting device for injection mold according to claim 8, characterized in that: There are four straight cutters, and the four straight cutters correspond to the positions of the runner parts on the injection molded part.

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