CN111086171A

CN111086171A - Separation device and injection molding system

Info

Publication number: CN111086171A
Application number: CN201911400625.6A
Authority: CN
Inventors: 张沈飞; 吴洁; 雷莹那; 孙巧云; 吴丰礼
Original assignee: Jiangsu Tuosda Robot Co ltd
Current assignee: Jiangsu Tuosda Robot Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-05-01
Anticipated expiration: 2039-12-30
Also published as: CN111086171B

Abstract

The invention discloses a separating device and an injection molding processing system. Wherein, separator is used for separating the injection molding, the injection molding includes barrel portion and the gate portion of being connected with the barrel portion, separator includes: a frame; the fastening mechanism is arranged on the rack and used for fixing the gate part; and the separating mechanism is arranged on the rack and comprises a separating driving piece and a separating rod in transmission connection with the separating driving piece, at least part of the separating rod is inserted in the barrel body part, and the barrel body part can be separated from the gate part by driving the separating driving piece to rotate. The separating device of the technical scheme of the invention aims to reduce the operation intensity of operators, improve the production safety and simultaneously improve the production efficiency.

Description

Separation device and injection molding system

Technical Field

The invention relates to the technical field of injection molding production equipment, in particular to a separating device and an injection molding processing system with the same.

Background

In the injection molding process, after injection molding is completed, an injection molded part generally formed comprises a waste part and a finished part, wherein the waste part is formed when injection molding materials are injected into a mold cavity from a runner, and the waste part and the finished part are generally connected by a sprue. However, in the gate breaking process of the related art, an operator manually breaks the gate after demolding, which increases the working strength of the operator, even scratches the fingers, and lowers the production efficiency.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

Disclosure of Invention

The invention mainly aims to provide a separating device, aiming at reducing the operation intensity of operators, improving the production safety and simultaneously improving the production efficiency.

In order to achieve the above object, the present invention provides a separating device for separating an injection molded part, the injection molded part including a cylindrical body portion and a gate portion connected to the cylindrical body portion, the separating device including:

a frame;

the fastening mechanism is arranged on the rack and used for fixing the gate part; and

the separating mechanism is arranged on the rack and comprises a separating driving piece and a separating rod in transmission connection with the separating driving piece, at least part of the separating rod is inserted into the barrel body part, and the barrel body part of the injection molding piece is separated from the gate part by the rotation driven by the separating driving piece.

Optionally, the separation rod is formed with a guiding taper to guide the separation rod into a mating engagement with the barrel portion.

Optionally, the separating mechanism includes an installation frame disposed on the frame, the separating rod is disposed on the installation frame, and the separating driving member is disposed on one side of the installation frame, which faces away from the separating rod.

Optionally, the separating device further comprises a material receiving mechanism, the material receiving mechanism comprises a material receiving driving piece and a conveying structure, and the material receiving driving piece is arranged on the rack and is in transmission connection with the mounting frame so as to drive the mounting frame to rotate; the conveying structure is arranged on the rack and is positioned below the mounting frame.

Optionally, the receiving mechanism further includes at least two baffles, two of the baffles are connected to the rack and obliquely disposed on the periphery of the mounting frame to guide the barrel portions to enter the conveying structure after being separated.

Optionally, the fastening mechanism includes a support seat disposed on the frame and a clamping member mounted on the support seat, and the clamping member is used for clamping and fixing the gate portion of the injection molding member.

Optionally, the separating device further comprises a material taking mechanism, the material taking mechanism is located on the side of the separating mechanism, the material taking mechanism comprises a material taking manipulator arranged on the rack, the supporting seat is connected to the material taking manipulator, and the supporting seat is connected to the material taking manipulator so as to be driven by the material taking manipulator and movably connected with the rack.

Optionally, the material taking mechanism further comprises a positioning assembly, the positioning assembly comprises a positioning driving piece mounted on the supporting seat and a positioning rod in transmission connection with the positioning driving piece, and the positioning driving piece drives the positioning rod to move so that at least part of the positioning rod is inserted into the barrel body.

Optionally, the supporting seat is provided with a limiting plate, the limiting plate is provided with a limiting hole, one end of the positioning rod is connected to the positioning driving piece, and the other end of the positioning rod penetrates through the limiting hole to be in plug-in fit with the barrel body part.

The separation equipment provided by the technical scheme of the invention is used for separating the injection molding part, and the injection molding part comprises a cylinder body part and a gate part connected with the cylinder body part. In the separation process, the gate part of the injection molding part is fixed through a fastening mechanism, so that the gate part can be kept stable during separation; then at least part of the separating rod of the separating mechanism is inserted into the barrel part of the injection molding part, and then the separating driving part is started, so that the separating driving part drives the separating rod to rotate. The design of above-mentioned structure for no longer need the operator manually with barrel portion and gate portion separation, thereby greatly reduced the operation intensity of operation, improved the production security, simultaneously through autosegregation's mode, compare in traditional manual separation, also improved the efficiency of production operation greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of an injection molding system according to the present invention;

FIG. 2 is a schematic view of a part of the structure of the separation apparatus of the present invention;

FIG. 3 is a schematic view of the separating apparatus of the present invention in a state of clamping and fastening the injection-molded part;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic structural diagram of a separating mechanism of the separating device of the present invention.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a separating apparatus 1000, wherein the separating apparatus 1000 is used for separating an injection molded part 600, and the injection molded part 600 includes a cylindrical body 610 and a gate 620 connected to the cylindrical body 610. The injection-molded part 600 may be a pen cap or other injection-molded sleeve.

In an embodiment of the present invention, the separation device 1000 includes:

a frame 100;

a fastening mechanism 200, wherein the fastening mechanism 200 is arranged on the frame 100 and used for fixing the gate part 620; and

the separating mechanism 300 is disposed on the rack 100, the separating mechanism 300 includes a separating driving member 310 and a separating rod 320 in transmission connection with the separating driving member 310, at least a portion of the separating rod 320 is inserted into the barrel portion 610, and the barrel portion 610 can be separated from the gate portion 620 by the rotation of the separating driving member 310.

In an embodiment of the present application, as shown in fig. 1, the rack 100 includes a first rack 110 and a second rack 120 located at a side of the first rack 110, the fastening mechanism 200 is mounted on the second rack 120, and the separating mechanism 300 is mounted on the first rack 110. Specifically, first support body 110 and second support body 120 can be the components of a whole that can function independently setting, can set up and nimble installation space of selecting according to the workshop overall arrangement from this, and first support body 110 and second support body 120 all can adopt panel, the pole material of metal system, or tubular product are assembled and are formed to can bear great gravity load and not take place to warp, be convenient for simultaneously assemble.

Fastening mechanism 200 is used to fix gate portion 620, so that during the process of separating barrel 610, gate portion 620 is not driven to move simultaneously, so that an interaction force is formed between barrel 610 and gate portion 620, and barrel 610 is separated from gate portion 620. It is understood that the fastening mechanism 200 may be disposed above the separating mechanism 300, or may be disposed on a side of the separating mechanism 300, such as a front side, a rear side, a left side and a right side, or disposed below the separating mechanism 300, and the application is described by way of example in which the fastening mechanism 200 is disposed above the separating mechanism 300.

The separation driving member 310 may be a driving cylinder, a driving motor, a rotating cylinder, or the like, for example, when the separation driving member 310 is configured as the driving cylinder, the driving cylinder may drive the rack to move, so as to drive the gear engaged with the rack to rotate, and the separation rod 320 may be connected to a gear shaft engaged with the gear, so that the separation rod 320 can rotate around the gear shaft to separate the barrel portion 610 from the gate portion 620. In the present application, the separating rod 320 needs to transmit the torsion force, so the material of the separating rod 320 may be made of a metal material with a hard texture and a good mechanical strength, the separating rod 320 may be, but not limited to, a square column shape, a cylindrical shape, etc., and the size of the separating rod 320 should ensure that the separating rod can be inserted into the barrel 610.

According to the separation equipment in the technical scheme, in the separation process, the gate part 620 of the injection molding piece 600 is fixed through the fastening mechanism 200, so that the gate part 620 can be kept stable during separation; at least a portion of the detaching mechanism 300 is then inserted into the barrel portion 610 of the injection molded part 600, and the detaching actuator 310 is then actuated so that the detaching actuator 310 rotates the detaching rod 320, wherein the barrel portion 610 and the gate portion 620 are twisted and detached from the gate portion 620 because the barrel portion 610 and the gate portion 620 are fixed by the fastening mechanism 200 and the barrel portion 610 is subjected to the twisting force of the rotational movement. The design of above-mentioned structure for no longer need the operator manually with barrel 610 with gate portion 620 separation, thereby greatly reduced the operation intensity of operation, improved production safety, simultaneously through autosegregation's mode, compare in traditional manual separation, also improved production operation's efficiency greatly.

To facilitate the insertion of the separation rod 320 into the barrel 610 of the injection molded part 600, in one embodiment of the present application, as shown in fig. 5, the separation rod 320 is formed with a guiding tapered surface 321 to guide the separation rod 320 to be inserted into the barrel 610. It can be understood that, by providing the guiding tapered surface 321, the guiding tapered surface 321 can abut against the opening of the barrel 610 during the insertion process, so as to guide the insertion of the separation rod 320 and facilitate the alignment during the insertion process.

In the embodiment of the present application, the number of the separation rods 320 is plural, and two separation rods are arranged in one group, and the separation rod 320 of each group corresponds to a gear shaft and a gear, and a rack driven by a separation driving member 310 drives the gear to move together. So set up, can be when separation injection molding 600, can twist off a plurality of barrel portions 610 of separation simultaneously to the adaptation injection mold improves production efficiency.

Further, in the present application, the separating mechanism 300 includes a mounting frame 330 disposed on the rack 100, the separating rod 320 is disposed on the mounting frame 330, and the separating driving member 310 is disposed on a side of the mounting frame 330 opposite to the separating rod 320.

In this embodiment, the mounting frame 330 may be made of a metal material to ensure that the mounting frame 330 has sufficient strength for supporting, and the shape of the mounting frame 330 may be designed to be rectangular for easy forming. Specifically, the mounting frame 330 includes a top plate 331 and a bottom plate 332 disposed vertically, and a side plate 333 connecting the top plate 331 and the bottom plate 332, an accommodating space is defined by the top plate 331, the bottom plate 332, and the side plate 333, the separation rod 320 is disposed on the top plate 331, the separation driving member 310 is disposed on the bottom plate 332, and a transmission structure (e.g., a rack and pinion) connecting the separation rod 320 and the separation driving member 310 is disposed in the accommodating space. So set up for the separation rod 320 that is located roof 331 can conveniently with barrel 610 grafting cooperation, can not receive restraint and interference, and separator 1000's overall structure is compacter simultaneously, saves installation space.

With reference to fig. 2 and fig. 5, in an embodiment of the present application, the separating device 1000 further includes a material receiving mechanism 400, the material receiving mechanism 400 includes a material receiving driving member 410 and a conveying structure 420, the material receiving driving member 410 is disposed on the frame 100 and is in transmission connection with the mounting frame 330 to drive the mounting frame 330 to rotate; the conveying structure 420 is disposed on the rack 100 and below the mounting frame 330.

In this embodiment, the receiving mechanism 400 is mainly used for receiving the barrel 610 of the separated injection molded part 600, so that the barrel 610 and the gate 620 can be received and taken away for boxing after being separated, and further, automatic production is realized. Specifically, the material receiving driving member 410 may be a turning motor or a turning cylinder, and the conveying structure 420 may be a conveying belt commonly used in the art, or a conveying structure driven by a conveying chain. In practical applications, after the barrel 610 is separated from the gate 620, the barrel 610 is still sleeved on the separating rod 320, and the receiving driving member 410 drives the mounting frame 330 to turn 180 ° at this time, so that the barrel 610 sleeved on the separating rod 320 falls into the lower conveying structure 420 and is carried away due to inversion. Like this through the barrel 610 material of automatic receiving after the separation, automated production has improved the production efficiency of producing the line by a wide margin.

Further, since the material of the cylinder 610 located on the separating rod 320 is also turned during the turning process of the mounting frame 330, in order to prevent the cylinder 610 from being thrown out due to centrifugal force during the turning process, in an embodiment of the present application, the material receiving mechanism 400 further includes at least two baffles 430, wherein the two baffles 430 are connected to the rack 100 and are obliquely disposed on the periphery of the mounting frame 330 to guide the cylinder 610 to enter the conveying structure 420 after being separated. Specifically, two of the baffles 430 enclose a tapered space with a wide top and a narrow bottom, and the mounting frame 330 and the separating rod 320 are located in the tapered space. The baffle 430 may be a plastic plate so as not to damage the workpiece while guiding and stopping the thrown-out barrel portion 610.

In the embodiment of the separation apparatus 1000 of the present application, the fastening mechanism 200 includes a supporting base 210 disposed on the frame 100 and a clamping member 220 mounted on the supporting base 210, wherein the clamping member 220 is used for clamping and fixing the gate portion 620. The supporting seat 210 may be made of a metal material to ensure that the supporting seat 210 has sufficient strength to support, and the supporting seat 210 may also be designed to have a rectangular parallelepiped shape to facilitate the processing and forming.

The clamping member 220 can be a pneumatic finger, a driving cylinder, or a combination of the pneumatic finger and the driving cylinder, for example, when the clamping member 220 is a pneumatic finger, 3 pneumatic fingers can be arranged, wherein 2 pneumatic fingers clamp two side parts of the gate part 620, and the other pneumatic finger clamps the top part, so that the gate part 620 is stably fixed through multi-directional clamping; when clamp 220 is a drive cylinder, gate portion 620 of injection molded part 600 may be clamped by movement of the two drive cylinders toward one another. Of course, the number of the clamping members 220 can be adaptively designed according to actual situations, for example, the number can be 1, 4 or more, and the design is not limited thereto.

Further, referring to fig. 1, in an embodiment of the present application, the separating device 1000 further includes a material taking mechanism 500, the material taking mechanism 500 is located on a side of the separating mechanism 300, the material taking mechanism 500 includes a material taking manipulator 510 disposed on the rack 100, the supporting seat 210 is connected to the material taking manipulator 510, and the supporting seat 210 is connected to the material taking manipulator 510 so as to be driven by the material taking manipulator 510 and movably connected to the rack 100.

In this embodiment, the material taking manipulator 510 may be a rectangular coordinate manipulator commonly used in the prior art, and the support base 210 and the clamping member 220 located on the support base 210 are driven by the material taking manipulator 510 to move on the rack 100, so that the injection molding part 600 can be clamped by moving the clamping member 220, for example, the injection molding part 600 is clamped from the injection molding machine 2000 by moving the clamping member 220 and then separated. The design of above-mentioned structure for fastening device 200 can remove and get the material automatically, thereby has realized getting the full automated production of material, separation and receipts material, thereby the reduction of comprehensive operator's intensity of labour promotes the efficiency of production.

In practical situations, when the injection molding part 600 which is injection molded by the injection molding machine 2000 is clamped by the material taking mechanism 500, the injection molding part 600 is not completely hardened and molded, and the barrel 610 of the injection molding part 600 is still relatively soft, and the gate is not completely molded. Therefore, to prevent the picking mechanism 500 from deforming and displacing the injection molded part 600 while gripping the injection molded part 600. Referring to fig. 3 and 4, in an embodiment of the application, the material taking mechanism 500 further includes a positioning assembly 520, the positioning assembly 520 includes a positioning driving member 521 installed on the supporting seat 210 and a positioning rod 522 connected to the positioning driving member 521 in a transmission manner, and the positioning driving member 521 drives the positioning rod 522 to move, so that the positioning rod 522 is at least partially inserted into the barrel portion 610.

Specifically, the positioning driving member 521 may be a cylinder or a motor, the positioning rod 522 may be made of a metal material with a hard texture and good mechanical strength, and the diameter of the positioning rod 522 is adapted to the inner diameter of the barrel portion 610. The arrangement is such that in the process of clamping and moving the injection molding part 600 by the clamping part 220, the positioning rod 522 can be inserted into the cylinder body part 610 to shape the cylinder body part 610 which is not hardened and shaped, so as to prevent the cylinder body part 610 from deforming and deviating, and facilitate subsequent butt joint and separation with the separation rod 320; when the separating rod 320 is inserted into the barrel 610, the barrel 610 is hardened, and the positioning driving member 521 drives the positioning rod 522 to exit the barrel 610, thereby allowing space to be separated from the separating rod 320.

Further, in an embodiment of the present application, the supporting seat 210 is provided with a limiting plate 211, the limiting plate 211 is provided with a limiting hole 2111, one end of the positioning rod 522 is connected to the positioning driving element 521, and the other end of the positioning rod passes through the limiting hole 2111 to be inserted into and matched with the barrel portion 610. In this embodiment, the limiting plate 211 may be a metal plate, the supporting seat 210 further includes a mounting plate 212, a mounting space is formed between the mounting plate 212 and the limiting plate 211, the positioning driving member 521 is mounted on the mounting plate 212, a part of the positioning plate is located in the mounting space, and another part of the positioning plate passes through the limiting hole 2111 for positioning. Through setting up limiting plate 211 and spacing hole 2111 for during location driving piece 521 drives locating lever 522 reciprocating motion, locating lever 522's direction of motion can not take place skew, thereby makes locating lever 522 can with the accuracy insert carry out moulding in barrel portion 610, the good reliability of counterpoint.

Further, a stop block is further arranged between the mounting plate 212 and the limiting plate 211, the positioning rod 522 is connected with the positioning driving member 521 through a connecting plate 213, and the connecting plate 213 abuts against the stop block so as to stop the movement of the connecting plate 213. It can be understood that, with such an arrangement, when the positioning driving element 521 drives the positioning rod 522 to exit the barrel portion 610, the connecting plate 213 may abut against the stop block, so as to prevent the positioning rod 522 from being separated from the limiting hole 2111, and ensure effective limitation of the positioning rod 522 by the limiting plate 211.

The present invention further provides an injection molding processing system, which includes a separating device 1000 and an injection molding machine 2000, the specific structure of the separating device 1000 refers to the above embodiments, and since the injection molding processing system adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not described herein again. The injection molding machine 2000 is used for injection molding of the injection molding part 600, the material taking mechanism 500 of the separating device 1000 takes the injection molding part 600 and separates the injection molding part 600 by the separating mechanism 300, and then the injection molding part is automatically received and boxed by the material receiving mechanism 400, so that the automatic production of injection molding is realized.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A separating apparatus for separating injection molded parts, the injection molded parts including a barrel portion and a gate portion connected to the barrel portion, the separating apparatus comprising:

a frame;

2. The separator arrangement of claim 1 wherein the separator bar is formed with a guide taper to guide the separator bar into mating engagement with the barrel portion.

3. The separation device of claim 1, wherein the separation mechanism comprises a mounting frame disposed on the frame, the separation rod is disposed on the mounting frame, and the separation driving member is disposed on a side of the mounting frame opposite to the separation rod.

4. The separation device of claim 3, further comprising a material receiving mechanism, wherein the material receiving mechanism comprises a material receiving driving member and a conveying mechanism, and the material receiving driving member is disposed on the frame and is in transmission connection with the mounting frame to drive the mounting frame to rotate; the conveying structure is arranged on the rack and is positioned below the mounting frame.

5. The separation device of claim 4, wherein the receiving mechanism further comprises at least two baffles, two of which are connected to the frame and are disposed at an angle around the periphery of the mounting frame to guide the separated barrel portions into the conveying structure.

6. The separating apparatus as claimed in any one of claims 1 to 5, wherein the fastening mechanism comprises a support base provided on the machine frame and a clamping member mounted on the support base for clamping and fixing the gate portion of the injection molded part.

7. The separating apparatus as claimed in claim 6, wherein the separating apparatus further comprises a material taking mechanism, the material taking mechanism is located at the side of the separating mechanism, the material taking mechanism comprises a material taking manipulator arranged on the frame, the support seat is connected to the material taking manipulator, and the support seat is connected to the material taking manipulator so as to be movably connected with the frame through the driving of the material taking manipulator.

8. The separating device of claim 7, wherein the material extracting mechanism further comprises a positioning assembly, the positioning assembly comprises a positioning driving member mounted on the supporting seat and a positioning rod drivingly connected to the positioning driving member, the positioning driving member drives the positioning rod to move, so that the positioning rod is at least partially inserted into the barrel portion.

9. The separation device as claimed in claim 8, wherein the supporting seat has a limiting plate, the limiting plate has a limiting hole, one end of the positioning rod is connected to the positioning driving member, and the other end of the positioning rod passes through the limiting hole to be inserted into the barrel portion.

10. An injection molding processing system comprising an injection molding machine and the separation device of any of claims 1 to 9.