CN211709944U - Injection mold ejection mechanism - Google Patents

Injection mold ejection mechanism Download PDF

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Publication number
CN211709944U
CN211709944U CN201922354955.8U CN201922354955U CN211709944U CN 211709944 U CN211709944 U CN 211709944U CN 201922354955 U CN201922354955 U CN 201922354955U CN 211709944 U CN211709944 U CN 211709944U
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CN
China
Prior art keywords
movable rod
injection mold
ejection mechanism
base
bevel gear
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Active
Application number
CN201922354955.8U
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Chinese (zh)
Inventor
王宏伟
金海峰
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Ninghai Jinling Haiyu Auto Parts Co ltd
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Ninghai Jinling Haiyu Auto Parts Co ltd
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Priority to CN201922354955.8U priority Critical patent/CN211709944U/en
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Abstract

The utility model discloses an injection mold ejection mechanism, including base (1), cope match-plate pattern (2) and lower bolster (3), be equipped with between cope match-plate pattern (2) and lower bolster (3) and mould plastics chamber (4), be equipped with opening cavity (5) up in base (1), the bottom connection is equipped with bearing (6) in cavity (5), bearing (6) inner wall cup joints and is equipped with cylinder (7), the top connection of cylinder (7) is equipped with bevel gear (8), the other end connection of bevel gear (8) is equipped with screw thread post (9), it is equipped with movable rod (10) to slide to cup joint in cavity (5), be equipped with opening screw hole (11) down in movable rod (10), movable rod (10) top connection is equipped with roof (14). Compared with the prior art, the utility model the advantage lies in: simple structure, reasonable design and controllable ejection speed.

Description

Injection mold ejection mechanism
Technical Field
The utility model relates to an injection molding process technical field specifically indicates an injection mold ejection mechanism.
Background
An injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection molding is a processing method used when producing some parts with complex shapes in batches, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, and obtaining a molded product after cooling and solidifying, the molded product needs to be demolded, the product is stuck in a concave mold after cooling and molding, a demolding mechanism needs to be designed for demolding, so that the problems are troublesome, an ejection mechanism is generally designed for the injection mold at present to eject the molded product, the ejection speed of some special injection products needs to be correspondingly changed according to the ejection condition in the ejection process, the ejection equipment used for the injection mold in the prior art is driven by a cylinder, the pneumatic structure is complex, the ejection speed cannot be automatically controlled, and the yield is not high, the production efficiency is influenced, and the daily maintenance is not facilitated.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above technical problem, provide a simple structure, reasonable in design, controllable injection mold ejection mechanism of ejecting speed.
In order to solve the technical problem, the utility model provides a technical scheme does: an injection mold ejection mechanism comprises a base, an upper mold plate and a lower mold plate, wherein the base is connected with the lower mold plate, the upper mold plate is arranged above the lower mold plate, an injection molding cavity is arranged between the upper mold plate and the lower mold plate, a cavity with an upward opening is arranged in the base, a bearing is connected to the bottom in the cavity, a cylinder is sleeved on the inner wall of the bearing, a first bevel gear is connected to the top of the cylinder, a threaded column is connected to the other end of the first bevel gear, a movable rod is slidably sleeved in the cavity, a threaded hole with a downward opening is arranged in the movable rod, the threaded column is matched with the threaded hole, sliding blocks are connected to two sides of the bottom of the movable rod, a sliding groove matched with the sliding blocks for use is arranged in the base, a top plate is connected to the top of the movable rod and extends into the, the right sides of the bevel gears are connected with connecting rods, and the right sides of the connecting rods extend out of the base and are connected with turntables.
After the structure more than adopting, the utility model has the advantages of it is following: the utility model has simple structure and reasonable design, the friction force between the cylinder and the base can be reduced by the arrangement of the bearing, the rotation of the cylinder is smoother, the service life of the ejection mechanism of the injection mold is prolonged, the movable rod can move on the threaded column in the vertical direction by the matching use of the threaded column and the movable rod, the up-and-down movement of the top plate is realized, thereby the ejection effect of the injection mold is realized, the matching use of the bevel gear I and the bevel gear II provides guarantee for the rotation of the threaded column, the problem of overlarge friction resistance between the movable rod and the inner wall of the base is avoided by the matching use of the sliding block and the sliding groove, thereby the movable rod can slide more smoothly, the contact area between the ejection mechanism and the injection mold can be increased by the arrangement of the top plate, the ejection speed can be correspondingly changed according to the ejection condition in the ejection process of the injection molding product, thereby the molding rate of, the production efficiency is improved, and the practicability is good.
As the improvement, the base below is connected and is equipped with the supporting leg, and the setting of supporting leg can make the base keep away from ground, avoids weing, influences ejecting effect, increases injection mold ejection mechanism's life.
As an improvement, an injection molding opening is formed in the central part of the upper template, molten plastic water is poured into an injection molding cavity through the injection molding opening, and a corresponding injection molding product is obtained after cooling molding.
As the improvement, the movable rod top is equipped with the external screw thread, roof central point puts and is equipped with the internal thread, the movable rod passes through the internal thread with the roof and is connected with the external screw thread cooperation, and the roof can be changed according to the injection moulding product of difference for injection mold ejection mechanism application scope is wider, only need when using change the roof can, the practicality is better.
As the improvement, the spout top is equipped with the stopper, and the design of stopper can restrict the movement track of slider, makes the slider slide in the spout, can not make the slider break away from the spout and slide, and is safer.
As an improvement, the turntable is connected with a handle, the handle is sleeved with an anti-slip sleeve, the turntable can be rotated more conveniently by a user due to the arrangement of the handle, the friction force on the surface of the handle is increased due to the arrangement of the anti-slip sleeve, the slipping condition when the hand of the user is in contact with the handle is avoided, and the use of the user is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of an ejection mechanism of an injection mold of the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is an enlarged schematic view of part B of fig. 1.
As shown in the figure: 1. the injection molding device comprises a base, 2, an upper template, 3, a lower template, 4, an injection molding cavity, 5, a cavity, 6, a bearing, 7, a cylinder, 8, a first bevel gear, 9, a threaded column, 10, a movable rod, 11, a threaded hole, 12, a sliding block, 13, a sliding groove, 14, a top plate, 15, a second bevel gear, 16, a connecting rod, 17, a rotating disc, 18, a supporting leg, 19, an injection molding opening, 20, a limiting block, 21, a handle, 22 and an anti-skidding sleeve.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "provided", "mounted", "connected", and the like are to be understood in a broad sense, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawings 1-3, an injection mold ejection mechanism comprises a base 1, an upper template 2 and a lower template 3, wherein the base 1 is connected with the lower template 3, the upper template 2 is arranged above the lower template 3, an injection molding cavity 4 is arranged between the upper template 2 and the lower template 3, a cavity 5 with an upward opening is arranged in the base 1, a bearing 6 is connected to the bottom in the cavity 5, a cylinder 7 is sleeved on the inner wall of the bearing 6, a bevel gear I8 is connected to the top of the cylinder 7, a threaded column 9 is connected to the other end of the bevel gear I8, a movable rod 10 is slidably sleeved in the cavity 5, a threaded hole 11 with a downward opening is arranged in the movable rod 10, the threaded column 9 is matched with the threaded hole 11, sliding blocks 12 are connected to two sides of the bottom of the movable rod 10, a sliding chute 13 matched with the sliding blocks 12 is arranged in, the top of the movable rod 10 is connected with a top plate 14, the top plate 14 extends into the injection molding cavity 4, a second bevel gear 15 is meshed with the right side of the first bevel gear 8, a connecting rod 16 is connected with the right side of the second bevel gear 15, and a rotary table 17 extends out of the base 1 and is connected to the right side of the connecting rod 16.
The base 1 below is connected and is equipped with supporting leg 18, 2 central part of cope match-plate pattern is equipped with the mouth 19 of moulding plastics, movable rod 10 top is equipped with the external screw thread, 14 central point on roof is equipped with the internal thread, movable rod 10 is connected with roof 14 through internal thread and external screw thread fit, spout 13 top is equipped with stopper 20, the connection is equipped with handle 21 on the carousel 17, cup joint on the handle 21 and be equipped with anti-skidding cover 22.
When the utility model is implemented specifically, the ejection mechanism of the injection mold is moved to a proper position, the top plate 14 and the top of the movable rod 10 are connected together through the matching of internal threads and external threads, the top plate 14 is flushed with the bottom of the injection molding cavity 4, the upper template 2 is connected with the lower template 3, molten plastic water is poured into the injection molding cavity 4 from the injection molding port 19, after the injection molding is completed, the upper template 2 is separated from the lower template 3, the handle 21 is rotated, the handle 21 drives the connecting rod 16 to rotate through the turntable 17, the bevel gear two 15 is driven to rotate through the connecting rod 16, the bevel gear one 8 is driven to rotate through the rotation of the bevel gear two 15, the bevel gear one 8 drives the threaded column 9 to rotate through the matching of the bearing 6 and the cylinder 5, the threaded column 9 drives the movable rod 10 to move upwards through the matching of the sliding block 12 and the sliding groove 13, thereby driving the top plate 14 to move upwards, in the process, attention is paid to observing the ejection condition of the injection molding product, the speed of the rotating handle 21 is adjusted according to the ejection condition, so that the upward moving speed of the top plate 14 is controlled, ejection of the injection molding product is realized, the injection molding yield is improved, the practicability is good, after ejection is completed, the handle 21 is rotated reversely, the handle 21 drives the connecting rod 16 to rotate through the turntable 17, the connecting rod 16 drives the bevel gear II 15 to rotate, the bevel gear II 15 rotates, the bevel gear I8 drives the threaded column 9 to rotate through the matching of the bearing 6 and the cylinder 5, the threaded column 9 drives the movable rod 10 to move downwards through the matching of the sliding block 12 and the sliding groove 13, the top plate 14 is driven to move downwards, the top plate 14 is flush with the bottom of the injection molding cavity 4, and guarantee is provided for next injection molding.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (6)

1. The utility model provides an injection mold ejection mechanism, includes base (1), cope match-plate pattern (2) and lower bolster (3), the connection is equipped with lower bolster (3) on base (1), lower bolster (3) top is equipped with cope match-plate pattern (2), be equipped with between cope match-plate pattern (2) and lower bolster (3) and mould plastics chamber (4), its characterized in that: the injection molding machine is characterized in that a cavity (5) with an upward opening is arranged in the base (1), a bearing (6) is connected to the bottom in the cavity (5), a cylinder (7) is sleeved on the inner wall of the bearing (6), a bevel gear I (8) is connected to the top of the cylinder (7), a threaded column (9) is connected to the other end of the bevel gear I (8), a movable rod (10) is sleeved in the cavity (5) in a sliding manner, a threaded hole (11) with a downward opening is formed in the movable rod (10), the threaded column (9) is matched with the threaded hole (11), sliding blocks (12) are connected to two sides of the bottom of the movable rod (10), sliding grooves (13) matched with the sliding blocks (12) are formed in the base (1), a top plate (14) is connected to the top of the movable rod (10), the top plate (14) extends into the injection molding cavity (4), a bevel gear II (15), the right side of the second bevel gear (15) is connected with a connecting rod (16), and the right side of the connecting rod (16) extends out of the base (1) and is connected with a turntable (17).
2. An injection mold ejection mechanism as in claim 1, wherein: the lower part of the base (1) is connected with supporting legs (18).
3. An injection mold ejection mechanism as in claim 1, wherein: and an injection molding opening (19) is formed in the central part of the upper template (2).
4. An injection mold ejection mechanism as in claim 1, wherein: the movable rod (10) top is equipped with the external screw thread, roof (14) central point puts and is equipped with the internal thread, movable rod (10) are connected with roof (14) through internal thread and external screw thread cooperation.
5. An injection mold ejection mechanism as in claim 1, wherein: a limiting block (20) is arranged above the sliding groove (13).
6. An injection mold ejection mechanism as in claim 1, wherein: the rotary table (17) is connected with a handle (21), and the handle (21) is sleeved with an anti-skid sleeve (22).
CN201922354955.8U 2019-12-25 2019-12-25 Injection mold ejection mechanism Active CN211709944U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922354955.8U CN211709944U (en) 2019-12-25 2019-12-25 Injection mold ejection mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922354955.8U CN211709944U (en) 2019-12-25 2019-12-25 Injection mold ejection mechanism

Publications (1)

Publication Number Publication Date
CN211709944U true CN211709944U (en) 2020-10-20

Family

ID=72818493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922354955.8U Active CN211709944U (en) 2019-12-25 2019-12-25 Injection mold ejection mechanism

Country Status (1)

Country Link
CN (1) CN211709944U (en)

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