CN216182127U - Forming device for lining layer of polytetrafluoroethylene container - Google Patents

Abstract

The utility model discloses a molding device of a polytetrafluoroethylene container lining layer, which comprises a base and a cover body arranged above the base, wherein an outer pipe is fixedly arranged between the base and the cover body, an inner supporting pipe is arranged inside the outer pipe, a jacking mechanism is arranged inside the base and comprises a cylinder, the output end of the cylinder extends to a moving cavity arranged inside the base and is provided with a supporting ring pipe, and the surface of the top end of the supporting ring pipe is fixedly connected with a plurality of thimbles; according to the utility model, through the installed jacking mechanism, after the lining is formed, the cover body is only required to be detached, then the cylinder can work to drive the supporting ring pipe to move upwards, the ejector pin can be lifted out of the base, the lining formed in the compression cavity can be ejected out of the compression cavity through the ejector pin, a worker can take the lining conveniently, the lining can be taken without detaching the outer pipe and the cover body completely, the operation is convenient and fast, and the working efficiency is improved.

Description

Forming device for lining layer of polytetrafluoroethylene container

Technical Field

The utility model relates to the technical field of polytetrafluoroethylene forming processing, in particular to a forming device for a lining layer of a polytetrafluoroethylene container.

Background

Chemical containers are common devices used in chemical production. In some cases, the medium in the container has strong corrosive action, in order to prevent the container from being corroded by the medium, the container is required to be made of expensive corrosion-resistant materials, when the container bears the pressure simultaneously, the container is required to have enough wall thickness, so that the manufacturing cost of the container is increased, the problem can be well solved by using common carbon steel as a pressure-bearing shell and an engineering plastic-lined anticorrosive lining container, and in many engineering plastics suitable for lining the container, the temperature resistance and the corrosion resistance of polytetrafluoroethylene are the best, so that under the working condition of strong corrosion, the polytetrafluoroethylene is the preferred lining material.

The polytetrafluoroethylene powder processing lining forming is generally that an inner supporting pipe is arranged in a pipeline and a rubber bag is sleeved on the inner supporting pipe, a sealing cover is arranged on the flange, the sealing cover is fixed on the flange through bolts, a plurality of through holes are formed in the inner supporting pipe, powder materials are injected between the rubber bag and the inner wall of the pipeline, fluid media are further injected into the inner supporting pipe and are pressurized in the inner supporting pipe, the fluid media are extruded through high pressure, the fluid media flow out of the through holes in the inner supporting pipe to extrude the rubber bag, and therefore the lining forming is achieved through the extrusion of the rubber bag and powder.

However, in the conventional forming device in the market, after the forming is completed, the pipeline and the sealing cover are required to be completely disassembled to take out the formed lining layer, so that the operation is very troublesome, and the labor intensity of workers is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forming device for a lining layer of a polytetrafluoroethylene container, which aims to solve the problems that after the forming of the traditional forming device is finished, a pipeline and a sealing cover are required to be completely disassembled, the formed lining layer can be taken out, the operation is very troublesome, and the labor intensity of workers is increased.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a forming device of polytetrafluoroethylene container backing layer, include the base with set up in the lid of base top, fixed mounting has the outer tube between base and the lid, the inside interior stay pipe that is equipped with of outer tube, the inside climbing mechanism that is provided with of base, climbing mechanism includes the cylinder, the cylinder output extends to the inside removal cavity of seting up of base and is provided with the support ring canal, support ring canal top fixed surface is connected with a plurality of thimble.

Preferably, a compression cavity is arranged between the outer pipe and the inner supporting pipe.

Preferably, a rubber bag is fixedly installed outside the inner supporting pipe, and a through hole is formed in the surface of the outer wall of the inner supporting pipe.

Preferably, the inner supporting pipe is internally provided with an injection pressure cavity, the top end of the inner supporting pipe is fixedly connected with an air inlet pipe, and the top end of the air inlet pipe extends to the outside of the cover body.

Preferably, a bracket is fixedly arranged on the inner wall surface of the support ring pipe.

Preferably, the surface of the top end of the base is provided with a notch for the thimble to penetrate through, and the surface of the inner wall of the notch is inlaid with a sealing ring.

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

according to the utility model, through the installed jacking mechanism, after the lining is formed, the cover body is only required to be detached, then the cylinder can work to drive the supporting ring pipe to move upwards, the ejector pin can be lifted out of the base, the lining formed in the compression cavity can be ejected out of the compression cavity through the ejector pin, a worker can take the lining conveniently, the lining can be taken without detaching the outer pipe and the cover body completely, the operation is convenient and fast, and the working efficiency is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of a partially enlarged structure of the present invention;

FIG. 4 is a schematic view of a support ring tube structure of the present invention.

In the figure: 10-a base; 20-an outer tube; 30-a cover body; 40-a jacking mechanism; 41-cylinder; 42-support collar; 43-thimble; 44-a scaffold; 50-inner supporting tube; 51-rubber bag; 52-injection molding chamber; 53-inlet pipe; 54-a through hole; 60-compression chamber.

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, the present invention provides a technical solution: the utility model provides a forming device of polytetrafluoroethylene container backing layer, include base 10 and set up in the lid 30 of base 10 top, fixed mounting has outer tube 20 between base 10 and the lid 30, outer tube 20 both ends fixedly connected with flange, outer tube 20 passes through fixed connection between flange and base 10 and the lid 30, the inside interior pipe 50 that props that is equipped with of outer tube 20, fixed connection between interior pipe 50 and the base 10 of propping, the inside climbing mechanism 40 that is provided with of base 10, climbing mechanism 40 includes cylinder 41, the cylinder 41 output extends to the inside removal cavity of seting up of base 10 and is provided with support ring canal 42, support ring canal 42 top fixed surface is connected with a plurality of thimble 43.

In this embodiment, specifically, the cylinder 41 is connected to an external power source and is controlled by a switch.

Furthermore, after the lining is formed, only the cover body 30 needs to be detached, then the cylinder 41 can drive the supporting ring pipe 42 to move upwards, the ejector pin 43 can be lifted out of the base 10, the compression cavity 60 formed in the compression cavity 60 can be ejected out of the lining through the ejector pin 43, a worker can take the lining conveniently, the outer pipe and the cover body do not need to be detached completely, the lining can be taken, the operation is convenient and fast, and the working efficiency is improved.

Wherein, a compression cavity 60 is arranged between the outer tube 20 and the inner bracing tube 50, and the compression cavity 60 is used for adding powder materials.

Wherein, the rubber bag 51 is fixedly arranged outside the inner supporting tube 50, and the surface of the outer wall of the inner supporting tube 50 is provided with a through hole 54.

Further, when the powder material is pressed, the gas in the injection chamber 52 expands the rubber bag 51 through the through hole 54, and the expanded rubber bag 51 can press the powder material in the compression chamber 60.

Wherein, the interior pipe 50 that props has seted up annotates and presses cavity 52, and interior pipe 50 top fixedly connected with intake pipe 53 that props, the intake pipe 53 top extends to the lid 30 outside.

Further, gas can be injected into the injection pressure chamber 52 through the intake pipe 53.

Wherein, the support 44 is fixedly installed on the inner wall surface of the support ring pipe 42, and the support 44 can improve the firmness of the connection between the output end of the cylinder 41 and the support ring pipe 42.

Wherein, the top surface of base 10 sets up the notch that supplies thimble 43 to run through, and the surface of notch inner wall is inlayed and is had the sealing washer, and the position of thimble 43 is unanimous with the position of lining behind the shaping, and thimble 43 is when out of work, is in inside the notch to through the design of sealing washer, can guarantee the leakproofness of thimble 43 and notch, can not produce the gap.

The working principle is as follows: when the liner pressing device is used, the outer pipe 20 is installed and fixed firstly, then the powder material is injected into the compression cavity 60, then the cover body 30 is installed, when the liner pressing device is pressed, the gas in the injection pressing cavity 52 can expand the rubber bag 51 from the through hole 54, the expanded rubber bag 51 can realize the pressing of the powder material in the compression cavity 60, after the liner is formed, the cover body 30 only needs to be detached, then the cylinder 41 works to drive the supporting ring pipe 42 to move upwards, the ejector pin 43 can be lifted out of the base 10, the liner formed in the compression cavity 60 can be ejected out of the compression cavity 60 through the ejector pin 43, and the liner can be taken by a worker conveniently.

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 (6)

1. The utility model provides a forming device of polytetrafluoroethylene container lining layer, include base (10) and set up in lid (30) of base (10) top, fixed mounting has outer tube (20) between base (10) and lid (30), outer tube (20) inside is equipped with interior stay tube (50), its characterized in that: the lifting mechanism (40) is arranged in the base (10), the lifting mechanism (40) comprises a cylinder (41), the output end of the cylinder (41) extends to a movable cavity formed in the base (10) and is provided with a supporting ring pipe (42), and a plurality of ejector pins (43) are fixedly connected to the surface of the top end of the supporting ring pipe (42).

2. A polytetrafluoroethylene container liner layer forming apparatus as defined in claim 1, wherein: a compression cavity (60) is arranged between the outer tube (20) and the inner supporting tube (50).

3. A polytetrafluoroethylene container liner layer forming apparatus as defined in claim 1, wherein: the rubber bag (51) is fixedly installed outside the inner supporting tube (50), and a through hole (54) is formed in the surface of the outer wall of the inner supporting tube (50).

4. A polytetrafluoroethylene container liner layer forming apparatus as defined in claim 1, wherein: the injection molding cavity (52) is formed in the inner supporting tube (50), an air inlet tube (53) is fixedly connected to the top end of the inner supporting tube (50), and the top end of the air inlet tube (53) extends to the outside of the cover body (30).

5. A polytetrafluoroethylene container liner layer forming apparatus as defined in claim 1, wherein: and a support (44) is fixedly arranged on the inner wall surface of the support ring pipe (42).

6. A polytetrafluoroethylene container liner layer forming apparatus as defined in claim 1, wherein: the top end surface of the base (10) is provided with a notch for the thimble (43) to penetrate through, and a sealing ring is embedded on the inner wall surface of the notch.

Images