CN216400424U

CN216400424U - PCR pipe forming die

Info

Publication number: CN216400424U
Application number: CN202122183649.XU
Authority: CN
Inventors: 项仁飞; 卞海航; 金烨; 顾正林; 黄林新; 陈虎
Original assignee: Suzhou Ruizhijie Precision Machinery Manufacturing Co ltd
Current assignee: Suzhou Ruizhijie Precision Machinery Manufacturing Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-04-29
Anticipated expiration: 2031-09-10

Abstract

The utility model belongs to the field of injection molds, and particularly relates to a PCR tube forming mold which comprises a mold base, wherein the bottom of the mold base is fixedly connected with supporting legs, a cooling water cavity is formed in the mold base, the bottom of the mold base is fixedly connected with a water outlet pipe and a water inlet pipe, the water outlet pipe and the water inlet pipe are both communicated with the cooling water cavity, a liquid level sensor is installed in the cooling water cavity, an exhaust hole is formed in the mold base and communicated with the cooling water cavity, and an air passage is fixedly connected to the bottom of the mold base. According to the utility model, by designing the components such as the stripper plate, the sinking groove, the movable groove, the guide rod, the spring and the like, and the stripper plate is sleeved outside all the mold cores in a sliding manner, when the upper mold and the mold base are closed, the upper mold can press the stripper plate downwards and enable the stripper plate to be contacted with the mold base, and after the upper mold returns, the elastic force of the spring can jack the stripper plate, so that the molded product is separated from the mold core, and the rapid demolding of the product is realized.

Description

PCR pipe forming die

Technical Field

The utility model relates to the field of injection molds, in particular to a PCR tube forming mold.

Background

The production of PCR pipe adopts injection moulding's mode, but among the prior art, PCR pipe shaping back is not convenient for take off from the mold core to PCR pipe cooling shaping's speed is slower, leads to holistic production efficiency not high. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PCR tube forming die, which solves the problems that in the prior art, a PCR tube is not convenient to take off from a die core after being formed, and the cooling forming speed of the PCR tube is low, so that the integral production efficiency is low.

In order to achieve the purpose, the utility model provides the following technical scheme: a PCR tube forming die comprises a die holder, wherein the bottom of the die holder is fixedly connected with supporting legs, a cooling water cavity is formed in the die holder, the bottom of the die holder is fixedly connected with a water outlet pipe and a water inlet pipe, the water outlet pipe and the water inlet pipe are communicated with the cooling water cavity, a liquid level sensor is installed in the cooling water cavity, exhaust holes are formed in the die holder and communicated with the cooling water cavity, the bottom of the die holder is fixedly connected with an air passage, the air passage penetrates through the die holder and extends into the cooling water cavity, a one-way valve is arranged at the top of the air passage, a flow guide cover is fixedly connected at the bottom of the die holder and is communicated with the air passage, a fan is installed in the flow guide cover, a plurality of die cores which are uniformly distributed are fixedly connected at the top of the die holder, a heat conducting rod is fixedly connected at the bottom of each die core and penetrates through the die holder and extends into the cooling water cavity, the utility model discloses a stripper, including base, stripper, guide arm, die holder, spring, stripper's upper end contact has the stripper, the upper end contact of die holder has the stripper, there is the mold core in the stripper, the upper end contact of stripper has last mould, the bottom fixedly connected with guide arm of stripper, guide arm and die holder sliding connection, the spring has been cup jointed to the outside of guide arm.

Preferably, the number of the supporting legs is four, and the four supporting legs are uniformly distributed at the bottom of the die holder.

Preferably, the number of the exhaust holes is multiple, and the exhaust holes are uniformly distributed on the die holder.

Preferably, the die holder is provided with a sinking groove and a moving groove, the sinking groove is communicated with the moving groove, and the moving groove is connected with a guide rod in a sliding manner.

Preferably, one end of the spring is fixedly connected with the stripper plate, and the other end of the spring is fixedly connected with the inner surface of the sinking groove.

Preferably, all be provided with the solenoid valve on outlet pipe and the inlet tube, solenoid valve and level sensor electric connection.

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

1. according to the utility model, by designing the components such as the stripper plate, the sinking groove, the movable groove, the guide rod, the spring and the like, and the stripper plate is sleeved outside all the mold cores in a sliding manner, when the upper mold and the mold base are closed, the upper mold can press the stripper plate downwards and enable the stripper plate to be contacted with the mold base, and after the upper mold returns, the elastic force of the spring can jack the stripper plate, so that the molded product is separated from the mold core, and the rapid demolding of the product is realized.

2. According to the utility model, the cooling water cavity is designed on the basis of the die holder, cooling water is injected into the cooling water cavity, the heat conducting rod is designed at the bottom of the die core on the basis of the die core, the heat conducting rod extends into the cooling water, so that heat on the die core can be conducted into the cooling water for heat conversion, further, a product on the die core can be rapidly cooled and molded, the production efficiency is improved, the liquid level sensor is arranged in the cooling water cavity, and the electromagnetic valves on the water inlet pipe and the water outlet pipe are controlled through the liquid level sensor, so that the water level in the cooling water cavity is kept normal.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

figure 4 is a top view of the stripper plate of figure 1 of the present invention.

In the figure: 1. a die holder; 2. supporting legs; 3. a cooling water cavity; 4. a water outlet pipe; 5. a water inlet pipe; 6. a liquid level sensor; 7. an exhaust hole; 8. an airway; 9. a pod; 10. a fan; 11. a mold core; 12. a heat conducting rod; 13. a stripper plate; 14. sinking a groove; 15. a movable groove; 16. a guide bar; 17. a spring; 18. an upper die; 19. a one-way valve.

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.

Referring to fig. 1-4, a PCR tube forming mold comprises a mold base 1, a support leg 2 is fixedly connected to the bottom of the mold base 1, a cooling water cavity 3 is formed in the mold base 1, a water outlet tube 4 and a water inlet tube 5 are fixedly connected to the bottom of the mold base 1, the water inlet tube 5 is connected to a tap water tube through a hose, the water outlet tube 4 and the water inlet tube 5 are both communicated with the cooling water cavity 3, a liquid level sensor 6 is installed in the cooling water cavity 3, an air outlet 7 is formed in the mold base 1, the air outlet 7 is communicated with the cooling water cavity 3, an air passage 8 is fixedly connected to the bottom of the mold base 1, the air passage 8 penetrates through the mold base 1 and extends into the cooling water cavity 3, a check valve 19 is arranged at the top of the air passage 8, the check valve 19 enables air flow to flow only from bottom to top in the air passage 8, the air flow cannot flow from top to bottom, the liquid cannot flow out of the air passage 8, a deflector 9 is fixedly connected to the bottom of the mold base 1, the kuppe 9 communicates with each other with the air flue 8, install fan 10 in the kuppe 9, a plurality of evenly distributed's of top fixedly connected with mold core 11 of die holder 1, the bottom fixedly connected with heat conduction stick 12 of every mold core 11, heat conduction stick 12 runs through die holder 1 and extends to in the cooling water cavity 3, the upper end contact of die holder 1 has stripper plate 13, sliding connection has mold core 11 in stripper plate 13, the upper end contact of stripper plate 13 has last mould 18, the bottom fixedly connected with guide arm 16 of stripper plate 13, guide arm 16 and die holder 1 sliding connection, spring 17 has been cup jointed to the outside of guide arm 16.

Referring to fig. 1 and 2, the number of the support legs 2 is four, and the four support legs 2 are uniformly distributed at the bottom of the die holder 1. The support legs 2 are designed to support the whole body.

Referring to fig. 1 and 2, the number of the exhaust holes 7 is plural, and the plural exhaust holes 7 are uniformly distributed on the die holder 1. The heat in the cooling water cavity 3 is convenient to discharge through the design of the exhaust holes 7.

Referring to fig. 3, the die holder 1 is provided with a sinking groove 14 and a moving groove 15, the sinking groove 14 is communicated with the moving groove 15, and the moving groove 15 is slidably connected with a guide rod 16. The sliding of the guide bar 16 is facilitated by the design of the movable slot 15.

Referring to fig. 3, one end of the spring 17 is fixedly connected to the stripper plate 13, and the other end of the spring 17 is fixedly connected to the inner surface of the sinking groove 14. By the design of the spring 17, a spring back force can be exerted on the stripper plate 13.

Referring to fig. 1 and 2, the water outlet pipe 4 and the water inlet pipe 5 are both provided with electromagnetic valves, and the electromagnetic valves are electrically connected with the liquid level sensor 6. Through the design of the liquid level sensor 6, the water level in the cooling water cavity 3 can be controlled by matching with the electromagnetic valves on the water outlet pipe 4 and the water inlet pipe 5.

The specific implementation process of the utility model is as follows: when the cooling water mold is used, the fan 10 is turned on, the fan 10 injects air into the cooling water cavity 3 of the mold base 1 through the air passage 8, then mold closing is carried out, the upper mold 18 moves downwards during mold closing, the upper mold 18 firstly contacts the stripper plate 13 and drives the stripper plate 13 to move downwards, the stripper plate 13 drives the guide rod 16 to slide in the movable groove 15 at the moment, the spring 17 is compressed, mold closing is completed when the stripper plate 13 contacts the mold base 1, at the moment, injection molding is carried out through the area between the upper mold 18 and the mold core 11 of the injection molding device box, a product can be formed after cooling forming, heat during product forming is transferred into cooling water in the cooling water cavity 3 through the heat conducting rod 12, heat transfer is carried out, the product on the mold core 11 can be rapidly cooled and formed, the production efficiency is improved, the liquid level sensor 6 is arranged in the cooling water cavity 3, and the electromagnetic valves on the water inlet pipe 4 and the water outlet pipe 5 are controlled through the liquid level sensor 6, so that the water level in the cooling water cavity 3 is kept normal, after the upper die 18 returns, the elastic force of the spring 17 can jack the stripper plate 13, and the stripper plate 13 can separate the formed product from the die core 11, thereby realizing the rapid demoulding of the product.

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 PCR manages forming die, includes die holder (1), its characterized in that: the bottom fixedly connected with supporting leg (2) of die holder (1), cooling water cavity (3) has been seted up in die holder (1), the bottom fixedly connected with outlet pipe (4) and inlet tube (5) of die holder (1), outlet pipe (4) and inlet tube (5) all communicate with each other with cooling water cavity (3), install level sensor (6) in cooling water cavity (3), exhaust hole (7) has been seted up on die holder (1), exhaust hole (7) communicate with each other with cooling water cavity (3), the bottom fixedly connected with air flue (8) of die holder (1), air flue (8) run through die holder (1) and with extend to in cooling water cavity (3), the top of air flue (8) is provided with check valve (19), the bottom fixedly connected with kuppe (9) of die holder (1), kuppe (9) communicate with each other with air flue (8), install fan (10) in kuppe (9), a plurality of evenly distributed's of top fixedly connected with mold core (11) of mold core (11), every the bottom fixedly connected with heat conduction stick (12) of mold core (11), heat conduction stick (12) run through mold base (1) and extend to in cooling water cavity (3), the upper end contact of mold base (1) has stripper (13), there are mold core (11) in stripper (13), the upper end contact of stripper (13) has last mould (18), the bottom fixedly connected with guide arm (16) of stripper (13), guide arm (16) and mold base (1) sliding connection, spring (17) have been cup jointed to the outside of guide arm (16).

2. The PCR tube forming die of claim 1, wherein: the number of the supporting legs (2) is four, and the supporting legs (2) are uniformly distributed at the bottom of the die holder (1).

3. The PCR tube forming die of claim 1, wherein: the number of the exhaust holes (7) is multiple, and the exhaust holes (7) are uniformly distributed on the die holder (1).

4. The PCR tube forming die of claim 1, wherein: the die holder (1) is provided with a sinking groove (14) and a moving groove (15), the sinking groove (14) is communicated with the moving groove (15), and a guide rod (16) is connected in the moving groove (15) in a sliding manner.

5. The PCR tube forming die of claim 1, wherein: one end of the spring (17) is fixedly connected with the stripper plate (13), and the other end of the spring (17) is fixedly connected with the inner surface of the sinking groove (14).

6. The PCR tube forming die of claim 1, wherein: all be provided with the solenoid valve on outlet pipe (4) and inlet tube (5), solenoid valve and level sensor (6) electric connection.