CN220883301U

CN220883301U - Bar demolding machine

Info

Publication number: CN220883301U
Application number: CN202322624163.4U
Authority: CN
Inventors: 金开发; 陈绵书
Original assignee: Shanghai Jofur Advanced Materials Co ltd
Current assignee: Shanghai Jofur Advanced Materials Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-03
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of bar production equipment, and discloses a bar demolding machine, which comprises: the support, the feeder is connected to the leg joint, and storage case is connected to the storage case, and a plurality of forming device is used for increasing the speed of rod production to the storage case, and the storage case sets up a plurality of connection end post, and the extrusion mouth is seted up to the connection end post, and forming device includes the mould, mould and connection end post threaded connection, and discharge gate and die cavity are seted up to the mould, and the die cavity passes through extrusion mouth intercommunication setting with the storage case, and the mould sets up the cooling chamber, and the mould sets up water inlet and delivery port. According to the bar demolding machine, the feeder conveys PVDF resin to the storage box, the PVDF resin in the storage box is extruded into the forming device, and the bars are produced by a plurality of forming devices at the same time, so that the production speed of the bars is improved, the PVDF resin is enabled to stay in the storage box for a short time, oxidative discoloration is not easy to occur, and the quality of the bars is improved.

Description

Bar demolding machine

Technical Field

The utility model relates to the technical field of bar production equipment, in particular to a bar demolding machine.

Background

PVDF bar, namely polyvinylidene fluoride bar, is obtained by extruding PVDF resin at high temperature to form bar, is quite pure polymer, and does not contain additives such as ultraviolet stabilizer, heat stabilizer, softener, lubricant or flame retardant. Because of its chemical inertness, PVDF is hardly reactive with any medium, and is suitable for the delivery of pure chemical reagents in pure water systems and in the semiconductor industry.

In the production process of the existing PVDF bar, PVDF resin stored in a storage box at a high temperature is generally extruded into a bar mold, the PVDF resin is cooled and molded in the mold, and the molded PVDF bar is taken out. However, when PVDF bars are produced one by one through the cooperation of the extrusion port of the storage box and the die, the production speed of the bars is low, a large amount of PVDF resin is stored in the storage box and is easy to generate oxidative discoloration, and the color of the bars formed by the PVDF resin after the discoloration is yellow, so that the quality is poor.

Disclosure of utility model

The utility model aims to provide a bar material mold stripping machine, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a bar stripper comprising: the support, the feeder is connected to the support, the storage case is connected to the feeder, the storage case is connected a plurality of forming device, sets up a plurality of forming device is used for increasing the speed of rod production.

Preferably, the storage box is provided with a plurality of connecting end posts, and the connecting end posts are provided with extrusion openings.

Preferably, the forming device comprises a die, and the die is in threaded connection with the connecting end post.

Preferably, the die is provided with a discharge hole and a die cavity.

Preferably, the die cavity is communicated with the storage box through the extrusion port.

Preferably, the mould is provided with a cooling cavity.

Preferably, the mould is provided with a water inlet and a water outlet.

Preferably, the water inlet and the water outlet are both communicated with the cooling cavity.

Preferably, the connecting end post is in threaded connection with a plug, the plug is provided with an inserting rod, and the inserting rod is arranged in the extruding opening.

Preferably, the feeding machine is provided with a feeding hole, and the feeding machine is communicated with the storage box.

The bar stripping machine has the following beneficial effects:

According to the bar demolding machine, the feeder conveys PVDF resin to the storage box, the PVDF resin in the storage box is extruded into the forming device, and the bars are produced by a plurality of forming devices at the same time, so that the production speed of the bars is improved, the PVDF resin is enabled to stay in the storage box for a short time, oxidative discoloration is not easy to occur, and the quality of the bars is improved.

Drawings

Fig. 1 is a perspective view of a bar ejector according to an embodiment of the present application;

FIG. 2 is a schematic view of a connecting end post incompletely mounted molding device on the storage bin of FIG. 1;

FIG. 3 is a schematic view of the storage bin of FIG. 2;

FIG. 4 is a schematic view of the molding apparatus of FIG. 1;

FIG. 5 is a cross-sectional view of the mold of FIG. 4;

Fig. 6 is a schematic view of the plug of fig. 2.

In the figure: 1. a bracket; 2. a feeder; 21. a motor; 22. a feed inlet; 3. a storage bin; 31. connecting end posts; 32. a material extruding opening; 4. a molding device; 41. a mold; 42. a discharge port; 43. a mold cavity; 44. a cooling chamber; 45. a water inlet; 46. a water outlet; 5. a plug; 51. and a plunger.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the present utility model provides an embodiment of a bar stripping machine, comprising: the feeding machine comprises a support 1, wherein the support 1 is connected with a feeding machine 2, a feeding port 22 is formed in the feeding machine 2, a motor 21 is arranged on the feeding machine 2, the motor 21 is fixed on the support 1, the output end of the motor 21 is connected with a spiral blade in the feeding machine 2, the feeding machine 2 is connected with a storage box 3, and the feeding machine 2 is communicated with the storage box 3.

In this embodiment, PVDF resin enters the feeder 2 through the feed opening 22, and the motor 21 drives the screw blade in the feeder 2 to rotate, and the screw blade conveys the PVDF resin into the hopper 3.

As shown in fig. 1-3, the storage tank 3 is provided with a plurality of connection end posts 31, the connection end posts 31 are provided with extrusion openings 32, and the feeder 2 continuously conveys PVDF resin to the storage tank 3, so that the PVDF resin in the storage tank 3 is continuously extruded from the extrusion openings 32.

As shown in fig. 1-2, the storage bin 3 is connected to a number of forming devices 4, which forming devices 4 are arranged for increasing the speed of bar production.

Specifically, as shown in fig. 4-5, the forming device 4 includes a mold 41, the mold 41 is in threaded connection with the connecting end post 31, the mold 41 is provided with a discharge port 42 and a mold cavity 43, the mold cavity 43 and the storage box 3 are communicated through the extrusion port 32, the mold 41 is provided with a cooling cavity 44, the cooling cavity 44 is located outside the mold cavity 43, the mold 41 is provided with a water inlet 45 and a water outlet 46, and the water inlet 45 and the water outlet 46 are all communicated with the cooling cavity 44.

In the application, PVDF resin in the storage box 3 is extruded into the die 41 through the extrusion port 32, a refrigerant is introduced from the water inlet 45, and the refrigerant is discharged outwards from the water outlet 46, so that the PVDF resin extruded into the die 41 is cooled, solidified and molded, the PVDF resin is molded into bars in the die 41, and a plurality of dies 41 simultaneously produce the bars, thereby improving the production speed of the bars, enabling the PVDF resin to have shorter retention time in the storage box 3, being not easy to generate oxidative discoloration, and further improving the quality of the bars.

It can be appreciated that the inner wall of the die cavity 43 is treated by honing process, so that the smoothness of the die cavity 43 is improved, the surface of the produced bar is smoother, and the production quality of the bar is further improved.

In addition, in a large PVDF bar processing workshop, the production efficiency of the bar can be greatly improved by simultaneously working a plurality of forming devices 4, and the bar output is increased.

In another embodiment, the plug 5 is screwed on the connecting end post 31, the plug 5 is provided with the inserting rod 51, the inserting rod 51 is arranged at the extruding opening 32, when the bar production requirement is low, the connection quantity of the connecting end post 31 and the forming device 4 can be adjusted, and the output of the bar is reduced by installing the plug 5 on the connecting end post 31 which is not connected with the forming device 4, so that the application range is wider.

Working principle: PVDF resin enters the feeder 2 through the feed inlet 22, the feeder 2 continuously conveys the PVDF resin to the storage box 3, so that the PVDF resin in the storage box 3 is continuously extruded from the extrusion port 32 to the die 41, a cooling medium is introduced from the water inlet 45, the cooling medium is discharged from the water outlet 46, the PVDF resin extruded into the die 41 is cooled, cooled and solidified to form, and the PVDF resin is formed into bars in the die 41.

In view of the foregoing, it will be appreciated that while embodiments of the utility model have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations may be made hereto without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a rod demolding machine which characterized in that: comprising the following steps: the feeding device comprises a bracket (1), wherein the bracket (1) is connected with a feeding machine (2), and the feeding machine (2) is connected with a storage box (3);

The storage box (3) is connected with a plurality of forming devices (4), and the forming devices (4) are arranged to increase the speed of bar production.

2. A bar stripping machine as claimed in claim 1, wherein: the storage box (3) is provided with a plurality of connecting end posts (31), and the connecting end posts (31) are provided with extrusion openings (32).

3. A bar stripping machine as claimed in claim 2, wherein: the forming device (4) comprises a die (41), and the die (41) is in threaded connection with the connecting end post (31).

4. A bar stripping machine as claimed in claim 3, wherein: the die (41) is provided with a discharge hole (42) and a die cavity (43).

5. A bar stripping machine as claimed in claim 4, wherein: the die cavity (43) and the storage box (3) are communicated through the extrusion opening (32).

6. A bar stripping machine as claimed in claim 3, wherein: the mold (41) is provided with a cooling cavity (44).

7. A bar stripping machine as claimed in claim 6, wherein: the die (41) is provided with a water inlet (45) and a water outlet (46).

8. A bar stripping machine as recited in claim 7, wherein: the water inlet (45) and the water outlet (46) are communicated with the cooling cavity (44).

9. A bar stripping machine as claimed in claim 2, wherein: the connecting end column (31) is in threaded connection with a plug (5), the plug (5) is provided with a plug rod (51), and the plug rod (51) is arranged in the extrusion port (32).

10. A bar stripping machine as claimed in claim 1, wherein: the feeding machine (2) is provided with a feeding hole (22), and the feeding machine (2) is communicated with the storage box (3).