CN217891751U

CN217891751U - Injection mold's first anticollision institution of moulding plastics

Info

Publication number: CN217891751U
Application number: CN202221997101.7U
Authority: CN
Inventors: 徐永坡
Original assignee: Qingdao Hailu Electronic Technology Co ltd
Current assignee: Qingdao Hailu Electronic Technology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-25
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses an injection molding head anticollision mechanism of an injection mold, in particular to the technical field of injection molding head anticollision, which comprises a retractable protective cover, wherein a collar block is arranged above the outer wall of the retractable protective cover, and a guide component is arranged inside the collar block; the guide assembly comprises a guide support rod arranged inside the collar block. The utility model discloses a set up the direction subassembly, the lantern ring piece drives the guide ring and moves left along the inside of guide frame, when moulding plastics head and mould separation, under the effect of resilience force of extrusion spring, the extrusion spring drives the guide ring and moves right, the head of moulding plastics is automatic when not moulding plastics and is wrapped up the formula protection, collapsible formula protection casing can contract automatically when moulding plastics, avoid hindering the head of moulding plastics and accomplish the operation of moulding plastics, prevent to mould plastics the head and damage, guarantee the normal use of the head of moulding plastics, the durability is better.

Description

Injection mold's first anticollision institution of moulding plastics

Technical Field

The utility model relates to a first anticollision technical field of moulding plastics, more specifically say, the utility model relates to an injection mold's first anticollision institution of moulding plastics.

Background

When the injection mould is used, it is characterized by that it utilizes the thrust of screw bolt (or plunger piston) to inject the plasticized molten plastics into the closed mould cavity by means of injection head, and after the plastics are solidified and formed, the product can be obtained

Patent application publication No. CN 211842895U's utility model discloses an injection molding machine injection connecting device, including frame, compound die unit and the unit of moulding plastics, the compound die unit has the mould that can open and shut, and the unit of moulding plastics has the nozzle of injecting molten plastics in the mould after to the compound die, compound die unit and the unit of moulding plastics between be equipped with the template, the nozzle both sides are equipped with the rear end respectively and install mobilizable connecting rod in the unit of moulding plastics, the connecting rod front end rigid coupling has the connecting block, is equipped with the connecting bolt with template threaded connection in the connecting block, is equipped with the spring of pressurized compression when the nozzle injects molten plastics in to the mould between connecting bolt head and the connecting block. The utility model discloses a suit spring has played better buffering effect on connecting bolt, and after the contact force of moulding plastics was established to the nozzle, the servo motor in the unit of moulding plastics can the stall, only needs the spring to provide the nozzle contact force, has avoided servo motor to take place the locked rotor phenomenon from this, has improved servo motor life.

In summary, the injection head needs to be separated from the mold after injection molding, so that the injection head is exposed to the outside and the thin injection head is damaged by collision once being impacted by external force, and the durability is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defect of prior art, the utility model discloses an embodiment provides an injection mold's first anticollision institution of moulding plastics, through setting up the direction subassembly, collapsible formula protection casing can contract automatically when moulding plastics, avoids hindering the head of moulding plastics and accomplishes the operation of moulding plastics, prevents to mould plastics the head and damages, guarantees the normal use of the head of moulding plastics, and the durability is better to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an injection molding head anti-collision mechanism of an injection mold comprises a retractable protective cover, wherein a collar block is arranged above the outer wall of the retractable protective cover, and a guide assembly is arranged inside the collar block;

the guide assembly comprises a guide support rod arranged inside the lantern ring block, a guide ring and an extrusion spring are arranged on the outer wall of the guide support rod and located on one side of the lantern ring block, the extrusion spring is located on one side of the guide ring, and a guide frame is arranged at one end of the guide support rod.

In a preferred embodiment, pass through bearing swing joint between guide strut and the lantern ring piece, guide strut's vertical section shape sets up to circular, fixed connection between extrusion spring and the guide ring, and extrusion spring is made by the copper product, guide frame's vertical section shape sets up to L shape, through welding technique fixed connection between guide frame and the guide strut.

In a preferred embodiment, the bottom of guide frame is installed the radian fixed plate, and all is connected with first stationary blade, every at the both bottoms of last radian fixed plate the lower surface of first stationary blade all is provided with the second stationary blade, the lower radian fixed plate that is similar with last radian fixed plate shape and size is the same is installed to the below of second stationary blade, the inside of first stationary blade is provided with the location strip, and installs the bottom in one side of location strip and run through the fixing bolt of first stationary blade upper surface and extend to second stationary blade lower surface, fixing bolt's outer wall just is located the fixation nut of second stationary blade below position department.

In a preferred embodiment, the first fixing piece is clamped with the positioning strip, the fixing bolt is in threaded connection with the fixing nut, and the first fixing piece and the second fixing piece are similar in shape and same in size.

The utility model discloses a technological effect and advantage:

1. by arranging the guide assembly, the retractable protective cover drives the collar block to move leftwards during injection molding, the collar block drives the guide ring to move leftwards along the inside of the guide frame, when the injection molding head is separated from the mold, the extrusion spring drives the guide ring to move rightwards under the action of resilience force of the extrusion spring, the injection molding head automatically performs wrapped protection when not performing injection molding, the retractable protective cover can automatically retract during injection molding, the injection molding head is prevented from being blocked to complete injection molding operation, the injection molding head is prevented from being damaged, the normal use of the injection molding head is ensured, and the durability is better;

2. go up the radian fixed plate and place the outside top position department at the injection head push rod, the outside below position department at the injection head push rod is placed to lower radian fixed plate, and first stationary blade location is in the outside of location strip, and first stationary blade and second stationary blade laminate mutually, and the efficiency of realizing the location butt joint installation like this is better, and speed is faster, labour saving and time saving more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the top-view three-dimensional structure of the present invention.

Fig. 3 is a schematic side view of the three-dimensional structure of the present invention.

Fig. 4 is an enlarged schematic structural diagram of a point a in fig. 1 of the present invention.

The reference signs are: 1. a retractable shield; 2. a collar block; 3. a guide strut; 4. a guide ring; 5. a compression spring; 6. a guide frame; 7. an upper radian fixing plate; 8. a first fixing sheet; 9. a second fixing sheet; 10. a lower radian fixing plate; 11. a positioning bar; 12. fixing the bolt; 13. and (5) fixing the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The injection head anti-collision mechanism of the injection mold shown in the attached figures 1-4 comprises a retractable protective cover 1, a lantern ring block 2 is arranged above the outer wall of the retractable protective cover 1, and a guide assembly is arranged inside the lantern ring block 2;

the direction subassembly is including installing at 2 inside guide strut 3 of lantern ring pieces, and the position department of just being located lantern ring piece 2 one side at guide strut 3's outer wall installs guide ring 4 and extrusion spring 5, and extrusion spring 5 is located one side of guide ring 4, and is provided with guide frame 6 in the one end of guide strut 3.

In some embodiments, as shown in fig. 2, the guide rod 3 is movably connected with the lantern ring block 2 through a bearing, the vertical section of the guide rod 3 is set to be circular, so that the lantern ring block 2 can slide along the outside of the guide rod 3, and the vertical section of the guide rod 3 is set to be circular, so that the guide rod 3 can slide more conveniently, the friction resistance is smaller, the sliding is more convenient, the extrusion spring 5 is fixedly connected with the guide ring 4, the extrusion spring 5 is made of copper materials, so that the guide ring 4 can extrude the extrusion spring 5 when moving, so that the extrusion spring 5 starts to be compressed inside the guide frame 6, the extrusion operation is realized, the extrusion spring 5 is made of copper materials and is not easy to damage, the durability is better, and the resilience is better.

In some embodiments, as shown in fig. 1-2, the vertical section of the guide frame 6 is L-shaped, and the guide frame 6 and the guide rod 3 are fixedly connected by welding technology, so that the L-shaped support is realized when the guide frame 6 is L-shaped, and the high stability of the guide rod 3 is ensured when the guide rod 3 is used, and the guide rod 3 and the guide frame 6 are welded and fixed by a welding gun, so that the assembly is faster and more firm.

In some embodiments, as shown in fig. 4, an upper arc fixing plate 7 is installed at a bottom end of the guide frame 6, first fixing plates 8 are connected to both bottom ends of the upper arc fixing plate 7, a second fixing plate 9 is installed on a lower surface of each first fixing plate 8, a lower arc fixing plate 10 having a shape similar to and the same as that of the upper arc fixing plate 7 is installed below the second fixing plate 9, a positioning strip 11 is installed inside the first fixing plate 8, a fixing bolt 12 having a bottom end penetrating through an upper surface of the first fixing plate 8 and extending to a lower surface of the second fixing plate 9 is installed at one side of the positioning strip 11, a fixing nut 13 located at a position below the second fixing plate 9 is installed on an outer wall of the fixing bolt 12, so that the upper arc fixing plate 7 is placed at a position above an outer portion of the injection head push rod, the lower arc fixing plate 10 is placed at a position below the outer portion of the injection head push rod, the first fixing plate 8 is positioned outside the positioning strip 11, the first fixing plate 8 and the second fixing plate 9 are attached to the fixing plate 9, the fixing bolt 12 is inserted into the first fixing plate 8, the second fixing bolt 9 is screwed to the fixing bolt 12, and the fixing nut 13 is connected to the second fixing plate 9, thereby performing a screw-pressing action, and the fixing action of the second fixing plate 13.

In some embodiments, as shown in fig. 4, the first fixing piece 8 is clamped with the positioning strip 11, the fixing bolt 12 is in threaded connection with the fixing nut 13, so that the positioning strip 11 can be quickly positioned and clamped with the first fixing piece 8, the mounting efficiency is higher, the offset is not easy to cause, the stability is better, and the fixing nut 13 and the fixing bolt 12 are rotated, so that the fixing nut 13 is in threaded connection with the fixing bolt 12 under the action of threads, the first fixing piece 8 is similar to the second fixing piece 9 in shape and size, so that the first fixing piece 8 is attached to the second fixing piece 9, the opposite-direction attaching extrusion operation is realized, and the fixing firmness is better.

The utility model discloses the theory of operation: when the retractable type injection molding head is used, the upper radian fixing plate 7 and the lower radian fixing plate 10 are fixed at the position of the outer part of the injection head push rod, so that when the retractable type injection molding head is used for injection molding, the right side of the retractable type injection molding head 1 is contacted with a mold surface, the retractable type injection molding head 1 drives the collar block 2 to move leftwards, the collar block 2 drives the collar block 4 to move leftwards, the collar block 4 drives the extrusion spring 5 to compress leftwards, meanwhile, the collar block 2, the guide ring 4 and the extrusion spring 5 move leftwards along the outer part of the guide supporting rod 3, so that the retractable type injection molding head 1 cannot be obstructed by the retractable type injection molding head 1, when the injection molding head is separated from the mold, under the action of the resilience force of the extrusion spring 5, the extrusion spring 5 drives the guide ring 4 to move rightwards, the guide ring block 4 drives the collar block 2 to move rightwards, the collar block 2 and the guide ring 4 move leftwards along the outer part of the guide supporting rod 3, so that the collar block 2 drives the retractable type injection molding head 1 to move rightwards, so that the retractable type injection molding head can automatically block the injection molding head from moving rightwards, and the injection molding operation of the retractable type injection molding head can be prevented from being automatically.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides an injection mold's first anticollision institution of moulding plastics, includes retractable protection casing (1), its characterized in that: a collar block (2) is arranged above the outer wall of the retractable protective cover (1), and a guide assembly is arranged inside the collar block (2);

the direction subassembly is including installing guide strut (3) inside lantern ring piece (2), installs guide ring (4) and extrusion spring (5) in the outer wall of guide strut (3) and be located lantern ring piece (2) one side position department, extrusion spring (5) are located one side of guide ring (4), and are provided with guide frame (6) in the one end of guide strut (3).

2. The injection molding head anti-collision mechanism of the injection mold according to claim 1, wherein: the guide support rod (3) is movably connected with the lantern ring block (2) through a bearing, and the vertical section of the guide support rod (3) is circular.

3. The injection head collision avoidance mechanism of an injection mold according to claim 1, wherein: fixed connection between extrusion spring (5) and guide ring (4), and extrusion spring (5) are made by the copper product.

4. The injection head collision avoidance mechanism of an injection mold according to claim 1, wherein: the vertical section of the guide frame (6) is L-shaped, and the guide frame (6) is fixedly connected with the guide support rod (3) through a welding technology.

5. The injection molding head anti-collision mechanism of the injection mold according to claim 1, wherein: last radian fixed plate (7) are installed to the bottom of guide frame (6), and all are connected with first stationary blade (8), every in two bottoms of last radian fixed plate (7) the lower surface of first stationary blade (8) all is provided with second stationary blade (9), lower radian fixed plate (10) similar with last radian fixed plate (7) shape and the same size are installed to the below of second stationary blade (9), the inside of first stationary blade (8) is provided with location strip (11), and installs in one side of location strip (11) bottom and run through first stationary blade (8) upper surface and extend to fixing bolt (12) of second stationary blade (9) lower surface, fixing nut (13) of the outer wall of fixing bolt (12) and be located second stationary blade (9) lower position department.

6. The injection head anti-collision mechanism of the injection mold according to claim 5, characterized in that: the first fixing piece (8) is clamped with the positioning strip (11), and the fixing bolt (12) is in threaded connection with the fixing nut (13).

7. The injection head anti-collision mechanism of the injection mold according to claim 5, characterized in that: the first fixing sheet (8) and the second fixing sheet (9) are similar in shape and identical in size.