CN216182398U

CN216182398U - Mould embryo device with automatically, cut off runner structure of moulding plastics

Info

Publication number: CN216182398U
Application number: CN202122761811.1U
Authority: CN
Inventors: 陈静波
Original assignee: Shenzhen Rundi Machinery Equipment Co ltd
Current assignee: Shenzhen Rundi Machinery Equipment Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-05
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a mold blank device with an automatic injection molding runner cutting structure, which comprises an upper mold blank, wherein a lower mold blank is arranged at the bottom of the upper mold blank, a fixed pipe is communicated with the left side of the top of the inner wall of the upper mold blank, a flow sensor is communicated with the top of the fixed pipe, a spring hinge is fixedly connected to the left side of the flow sensor, a sealing plate is fixedly connected to the right side of the spring hinge, an electric cylinder is fixedly connected to the right side of the top of the upper mold blank, and an injection port is formed in the right side of the upper mold blank. The utility model detects the discharged air flow when the injection molding liquid is injected by the flow sensor, and then the electric cylinder drives the cutting sleeve to be clamped into the injection port through the positioning spring to cut off and seal, thereby having the advantage of automatically cutting off the injection molding runner and solving the problems that the injection molding runner cannot be automatically cut off, the manual cutting off is needed and the production efficiency is easily influenced in the use process of the existing mold blank device.

Description

Mould embryo device with automatically, cut off runner structure of moulding plastics

Technical Field

The utility model relates to the technical field of mold blank devices, in particular to a mold blank device with an automatic injection molding runner cutting structure.

Background

In some rubber goods production processes, can use the mould embryo device to hold the design, but current mould embryo device is in the use, can't carry out automatic cutout to the runner of moulding plastics, needs artifical manual cutting off, influences production efficiency easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model aims to provide a mold blank device with an automatic injection molding runner cutting structure, which has the advantage of automatically cutting an injection molding runner and solves the problems that the existing mold blank device cannot automatically cut the injection molding runner in the use process, needs manual cutting and is easy to influence the production efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mould embryo device with automatic cutout runner structure of moulding plastics, includes the mould embryo, the bottom of going up the mould embryo is provided with down the mould embryo, the left side intercommunication at last mould embryo inner wall top has fixed pipe, the top intercommunication of fixed pipe has flow sensor, flow sensor's left side fixedly connected with spring hinge, the right side fixedly connected with closing plate of spring hinge, go up the electronic jar of right side fixedly connected with at mould embryo top, the injection port has been seted up on the right side of going up the mould embryo, the cut-off groove has been seted up at the top of injection port inner wall, the output of electronic jar runs through to the inside and the trapezoidal board of fixedly connected with of cutting off the groove one, the cover that cuts off has been cup jointed to the surface slip of trapezoidal board one, the top fixedly connected with positioning spring who cuts off the cover, positioning spring's top fixed connection is at the top that cuts off the inslot wall.

Preferably, the spring hinge is made of stainless steel, the bottom of the sealing plate is fixedly connected with a high-temperature-resistant rubber pad, and the bottom of the high-temperature-resistant rubber pad is in contact with the top of the fixing pipe.

Preferably, the flow sensor is a high-temperature-resistant air flow sensor, the electric cylinder is a high-temperature-resistant electric cylinder, a sliding groove is formed in the right side of the inner wall of the cutting sleeve, and the trapezoidal plate I is connected to the inside of the sliding groove in a sliding mode.

Preferably, the compression mechanism is arranged inside the cutting sleeve and comprises an opening, a push plate, a positioning plate, a second trapezoidal plate, a square spring and a square plate, the opening is formed in the bottom of the cutting sleeve, the positioning plate is connected inside the opening in a sliding mode, the push plate is fixedly connected to the bottom of the positioning plate, the second trapezoidal plate is fixedly connected to the top of the positioning plate, the square spring is fixedly connected to four corners of the left side of the second trapezoidal plate, the left end of the square spring is fixedly connected inside the cutting sleeve, the square plate is transversely fixedly connected to four corners of an inner cavity of the cutting sleeve, and the second trapezoidal plate and the square spring are both sleeved on the surface of the square plate in a sliding mode.

Preferably, the width of the second trapezoidal plate is larger than that of the first trapezoidal plate, the top of the push plate is in close contact with the bottom of the cutting sleeve, the surfaces of the cutting sleeve and the push plate are both in close contact with the inner wall of the injection port, the top of the right side of the lower die blank is provided with an air hole, and the diameter of the air hole is smaller than one millimeter.

Preferably, a high-temperature-resistant sealing sleeve is fixedly embedded in the cutting groove, and the inner wall of the high-temperature-resistant sealing sleeve is in contact with the surface of the cutting sleeve.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model detects the discharged air flow when the injection molding liquid is injected by the flow sensor, and then the electric cylinder drives the cutting sleeve to be clamped into the injection port through the positioning spring to cut off and seal, thereby having the advantage of automatically cutting off the injection molding runner and solving the problems that the injection molding runner cannot be automatically cut off, the manual cutting off is needed and the production efficiency is easily influenced in the use process of the existing mold blank device.

2. According to the utility model, the spring hinge is made of stainless steel material, so that the service life of the spring hinge can be prolonged, and the phenomenon of rusting of the spring hinge is avoided.

3. According to the utility model, the sliding groove is arranged, so that the contact area between the cutting sleeve and the first trapezoidal plate can be increased, and the stability of the first trapezoidal plate is improved.

4. The compression mechanism is arranged, so that the injection molding liquid in the injection port can be pushed, the injection molding liquid is fully injected into the upper mold blank, and the phenomenon that the injection molding liquid in the injection port is solidified and is inconvenient for a user to take out an injection molding workpiece is avoided.

5. According to the utility model, the width of the trapezoidal plate II is set to be larger than that of the trapezoidal plate I, so that the trapezoidal plate I can be protected, and the phenomenon that the trapezoidal plate I collides with the square plate is avoided.

6. According to the utility model, the high-temperature-resistant sealing sleeve is arranged, so that the cutting groove can be sealed secondarily, and the gap between the cutting sleeve and the cutting groove is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a perspective cross-sectional view of a cutting sheath of the present invention.

In the figure: 1. feeding the mold blank; 2. blanking the mold blank; 3. a fixed tube; 4. a flow sensor; 5. a spring hinge; 6. a sealing plate; 7. an electric cylinder; 8. an injection port; 9. cutting off the groove; 10. a trapezoidal plate I; 11. cutting off the sleeve; 12. a positioning spring; 13. a chute; 14. a compression mechanism; 141. an opening; 142. pushing the plate; 143. positioning a plate; 144. a trapezoidal plate II; 145. a square spring; 146. a square plate; 15. a high-temperature resistant sealing sleeve.

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.

As shown in fig. 1 to 4, the mold blank device with an automatic cutting injection runner structure provided by the utility model comprises an upper mold blank 1, a lower mold blank 2 is arranged at the bottom of the upper mold blank 1, a fixed pipe 3 is communicated with the left side of the top of the inner wall of the upper mold blank 1, a flow sensor 4 is communicated with the top of the fixed pipe 3, a spring hinge 5 is fixedly connected to the left side of the flow sensor 4, a sealing plate 6 is fixedly connected to the right side of the spring hinge 5, an electric cylinder 7 is fixedly connected to the right side of the top of the upper mold blank 1, an injection port 8 is formed in the right side of the upper mold blank 1, a cutting groove 9 is formed in the top of the inner wall of the injection port 8, an output end of the electric cylinder 7 penetrates through the inside of the cutting groove 9 and is fixedly connected with a first trapezoidal plate 10, a cutting sleeve 11 is sleeved on the surface of the first trapezoidal plate 10 in a sliding manner, a positioning spring 12 is fixedly connected to the top of the inner wall of the cutting groove 9.

Referring to fig. 2, the spring hinge 5 is made of a stainless steel material, and a high temperature-resistant rubber pad is fixedly connected to the bottom of the sealing plate 6, and the bottom of the high temperature-resistant rubber pad is in contact with the top of the fixing tube 3.

As a technical optimization scheme of the utility model, the spring hinge 5 is made of stainless steel materials, so that the service life of the spring hinge 5 can be prolonged, and the phenomenon that the spring hinge 5 rusts is avoided.

Referring to fig. 3, the flow sensor 4 is a high temperature resistant air flow sensor, the electric cylinder 7 is a high temperature resistant electric cylinder, a sliding groove 13 is formed in the right side of the inner wall of the cutting sleeve 11, and the trapezoidal plate I10 is slidably connected inside the sliding groove 13.

As a technical optimization scheme of the utility model, the sliding groove 13 is arranged, so that the contact area between the cutting sleeve 11 and the trapezoidal plate I10 can be increased, and the stability of the trapezoidal plate I10 is improved.

Referring to fig. 3, the inside of cutting off cover 11 is provided with compressing mechanism 14, compressing mechanism 14 includes opening 141, push pedal 142, locating plate 143, trapezoidal plate two 144, square spring 145 and square plate 146, opening 141 is seted up in the bottom of cutting off cover 11, locating plate 143 sliding connection is in the inside of opening 141, push pedal 142 fixed connection is in the bottom of locating plate 143, trapezoidal plate two 144 fixed connection is at the top of locating plate 143, square spring 145 fixed connection is in the left four corners of trapezoidal plate two 144, the left end fixed connection of square spring 145 is in the inside of cutting off cover 11, square plate 146 transversely fixed connection is in the four corners of cutting off the internal chamber of cover 11, trapezoidal plate two 144 and square spring 145 all sliding sleeve joint on the surface of square plate 146.

As a technical optimization scheme of the utility model, the compression mechanism 14 is arranged, so that the injection molding liquid in the injection port 8 can be pushed, the injection molding liquid is fully injected into the upper mold blank 1, and the phenomenon that the injection molding liquid in the injection port 8 is solidified and a user is inconvenient to take out an injection molding workpiece is avoided.

Referring to fig. 3, the width of the trapezoidal plate II 144 is greater than that of the trapezoidal plate I10, the top of the push plate 142 is in close contact with the bottom of the cutting sleeve 11, the surfaces of the cutting sleeve 11 and the push plate 142 are both in close contact with the inner wall of the injection port 8, the top of the right side of the lower die blank 2 is provided with an air hole, and the diameter of the air hole is less than one millimeter.

As a technical optimization scheme of the utility model, the width of the trapezoidal plate I144 is set to be larger than that of the trapezoidal plate I10, so that the trapezoidal plate I10 can be protected, and the phenomenon that the trapezoidal plate I10 collides with the square plate 146 is avoided.

Referring to fig. 3, a high temperature resistant sealing sleeve 15 is fixedly inserted into the inside of the cutting groove 9, and the inner wall of the high temperature resistant sealing sleeve 15 is in contact with the surface of the cutting sleeve 11.

As a technical optimization scheme of the utility model, the high-temperature-resistant sealing sleeve 15 is arranged, so that the cutting groove 9 can be sealed secondarily, and a gap between the cutting sleeve 11 and the cutting groove 9 is reduced.

The working principle and the using process of the utility model are as follows: when the injection molding device is used, a user firstly injects injection molding liquid into the injection port 8 through an external injection molding device, so that the injection molding liquid flows into the lower mold blank 2 and the upper mold blank 1 through the injection port 8, air in the lower mold blank 2 and the upper mold blank 1 is discharged through the fixing pipe 3, the air flow rate is detected by the flow sensor 4, when the air flow rate reaches a set value, the injection molding liquid is completely filled into the lower mold blank 2 and the upper mold blank 1, the flow sensor 4 drives the electric cylinder 7, the electric cylinder 7 drives the first trapezoidal plate 10 to move downwards, the positioning spring 12 drives the cutting sleeve 11 to be clamped into the injection port 8 to cut and seal the injection port 8, meanwhile, the first trapezoidal plate 10 continuously pushes the second trapezoidal plate 144, the second trapezoidal plate 144 drives the push plate 142 to move leftwards through the positioning plate 143, so that the injection molding liquid in the injection port 8 is injected into the upper mold blank 1, thereby achieving the advantage of automatically cutting off the injection molding runner.

In summary, the following steps: this mould embryo device with automatic cutout runner structure of moulding plastics, detect exhaust air mass flow by flow sensor 4 when the liquid of moulding plastics of pouring into, drive through positioning spring 12 by electronic jar 7 again and cut off cover 11 card and go into the inside of injection port 8 and cut off sealedly, thereby possessed the advantage that can the automatic cutout runner of moulding plastics, solved current mould embryo device in the use, can't carry out automatic cutout to the runner of moulding plastics, need artifical manual cutting, the problem that production efficiency is influenced easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould embryo device with automatically, mould runner structure is moulded plastics to cut off, includes mould embryo (1), its characterized in that: the bottom of the upper die blank (1) is provided with a lower die blank (2), the left side of the top of the inner wall of the upper die blank (1) is communicated with a fixed pipe (3), the top of the fixed pipe (3) is communicated with a flow sensor (4), the left side of the flow sensor (4) is fixedly connected with a spring hinge (5), the right side of the spring hinge (5) is fixedly connected with a sealing plate (6), the right side of the top of the upper die blank (1) is fixedly connected with an electric cylinder (7), the right side of the upper die blank (1) is provided with an injection port (8), the top of the inner wall of the injection port (8) is provided with a cutting groove (9), the output end of the electric cylinder (7) penetrates through the inside of the cutting groove (9) and is fixedly connected with a trapezoidal plate (10), the surface of the trapezoidal plate (10) is sleeved with a cutting sleeve (11) in a sliding manner, and the top of the cutting sleeve (11) is fixedly connected with a positioning spring (12), the top end of the positioning spring (12) is fixedly connected to the top of the inner wall of the cutting groove (9).

2. The mold blank device with an automatic shut-off injection molding runner structure of claim 1, wherein: the spring hinge (5) is made of stainless steel materials, a high-temperature-resistant rubber pad is fixedly connected to the bottom of the sealing plate (6), and the bottom of the high-temperature-resistant rubber pad is in contact with the top of the fixing pipe (3).

3. The mold blank device with an automatic shut-off injection molding runner structure of claim 1, wherein: flow sensor (4) are high temperature resistant air mass flow sensor, electronic jar (7) are high temperature resistant electronic jar, spout (13) have been seted up on the right side of cutting off cover (11) inner wall, trapezoidal plate (10) sliding connection is in the inside of spout (13).

4. The mold blank device with an automatic shut-off injection molding runner structure of claim 1, wherein: a compression mechanism (14) is arranged in the cutting sleeve (11), the compression mechanism (14) comprises an opening (141), a push plate (142), a positioning plate (143), a trapezoidal plate II (144), a square spring (145) and a square plate (146), the opening (141) is arranged at the bottom of the cutting sleeve (11), the positioning plate (143) is connected inside the opening (141) in a sliding way, the push plate (142) is fixedly connected to the bottom of the positioning plate (143), the trapezoidal plate II (144) is fixedly connected to the top of the positioning plate (143), the square spring (145) is fixedly connected to the four corners of the left side of the second trapezoidal plate (144), the left end of the square spring (145) is fixedly connected inside the cutting sleeve (11), the square plates (146) are transversely and fixedly connected at four corners of the inner cavity of the cutting sleeve (11), the trapezoidal plate II (144) and the square spring (145) are sleeved on the surface of the square plate (146) in a sliding mode.

5. The mold blank device with an automatic shut-off injection molding runner structure as claimed in claim 4, wherein: the width of the trapezoidal plate II (144) is larger than that of the trapezoidal plate I (10), the top of the push plate (142) is in close contact with the bottom of the cutting sleeve (11), the surfaces of the cutting sleeve (11) and the push plate (142) are in close contact with the inner wall of the injection port (8), an air hole is formed in the top of the right side of the lower die blank (2), and the diameter of the air hole is smaller than one millimeter.

6. The mold blank device with an automatic shut-off injection molding runner structure of claim 1, wherein: and a high-temperature-resistant sealing sleeve (15) is fixedly embedded in the cutting groove (9), and the inner wall of the high-temperature-resistant sealing sleeve (15) is in contact with the surface of the cutting sleeve (11).