CN115871150A

CN115871150A - Modified polytetrafluoroethylene material and processing technology thereof

Info

Publication number: CN115871150A
Application number: CN202211708275.1A
Authority: CN
Inventors: 季啸; 季帮军
Original assignee: Taizhou Seasonal Flon Plastic Products Co ltd
Current assignee: Taizhou Seasonal Flon Plastic Products Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-03-31

Abstract

The invention discloses a modified polytetrafluoroethylene material and a processing technology thereof, which are applied to the technical field of modified polytetrafluoroethylene processing, and can be used for conveniently preprocessing powder falling into a lower module by matching a first electric slide rail, a first slide block, an electric telescopic cylinder, a cross bar and a scraper, so as to avoid the powder from being accumulated to cause the powder to be incapable of being normally pressed.

Description

Modified polytetrafluoroethylene material and processing technology thereof

Technical Field

The invention belongs to the technical field of modified polytetrafluoroethylene processing, and particularly relates to a modified polytetrafluoroethylene material and a processing technology thereof.

Background

In view of the preparation principle and physical properties of the modified polytetrafluoroethylene, there are various cases encountered in processing the same, but not limited to one mentioned below, and in the case of performing molding processing of the modified polytetrafluoroethylene, there are two methods of sintering and pressing, in which the steps of powdering, molding, pressing and demolding are required in the case of performing pressing.

The small materials can be continuously processed by automatic equipment, a large part of the materials such as large board surfaces still need manual processing, and when the formula is adjusted or the powder is added, the powder is easy to bond due to long-time standing, the demolding is troublesome, the powder is likely to spill in the operation process, and the cleaning after the operation is inconvenient.

Based on the above mentioned problems, we find that the existing modified polytetrafluoroethylene is difficult to avoid the above problems at the same time when being processed, and even if the problems can be solved, an additional process is needed for operation, so that the cost is improved, and the processing efficiency is reduced.

Disclosure of Invention

The invention aims to provide a processing technology of a modified polytetrafluoroethylene material with a large plate surface, which aims at the existing modified polytetrafluoroethylene material and a processing technology thereof, has the advantages of keeping powder materials movable, collecting splashed materials and assisting in demoulding after processing.

The technical purpose of the invention is realized by the following technical scheme: the processing equipment for the modified polytetrafluoroethylene material comprises a lower die press base, wherein a lower module is bolted to the top of the lower die press base, an upper die press base is arranged on the top of the lower die press base, an upper module is bolted to the bottom of the upper die press base, a powder adding assembly is arranged on the top of the lower die press base, a lower powder assembly is arranged on the left side of the lower die press base, and a recycling assembly is arranged on the rear side of the lower die press base.

By adopting the technical scheme, the upper die block is driven to fall into the lower die block through the falling of the upper seat of the die press by setting the lower die block and the upper die block to press and form powder in the lower die block, the powder adding component is arranged to facilitate the spreading of the powder in the lower die block, and the recovery component is convenient to collect peripheral powder so as to facilitate cleaning.

The invention is further configured to: the bottom of the inner wall of the lower die press base is bolted with an air cylinder, the telescopic end of the air cylinder is bolted with a matching base, and the matching base is matched with the lower die press base for use.

Adopt above-mentioned technical scheme, through setting up cylinder and cooperation seat cooperation, the module is inside to be suppressed after accomplishing down, and the cylinder promotes the cooperation seat and shifts up, can be with the material ejecting device after the shaping in order to carry out the drawing of patterns.

The invention is further configured to: the powder feeding assembly comprises a first electric sliding rail which is bolted to the top of the lower base of the molding press, a first sliding block is connected to the inner side of the first electric sliding rail in a sliding mode, an electric telescopic cylinder is bolted to the top of the first sliding block, a cross rod is bolted to the top of the electric telescopic cylinder, and a scraper is bolted to the bottom of the cross rod.

By adopting the technical scheme, the first electric sliding rail is matched with the first sliding block, the first sliding block can drive the transverse rod and the scraper to move when sliding along the first electric sliding rail, and the scraper can be conveniently placed into the lower module to scrape the powder material to facilitate subsequent operation by matching the extension or the shortening of the electric telescopic cylinder.

The invention is further configured to: the top bolt of the lower die press seat is connected with a supporting slide rail, the inner side of the supporting slide rail is connected with a supporting slide block in a sliding mode, the top of the supporting slide block is connected with a supporting telescopic rod in a bolt mode, and the top of the supporting telescopic rod is connected with a cross rod in a bolt mode.

By adopting the technical scheme, the supporting slide rail is matched with the supporting slide block, so that the cross rod can be conveniently supported, and the phenomenon of inclination or bending is avoided.

The invention is further configured to: the powder discharging assembly comprises a powder tank, the top of the powder tank is connected with a driving motor in a bolted mode, the output end of the driving motor is connected with an extension shaft in a bolted mode, the outer side of the extension shaft is connected with a stirring blade in a bolted mode, and the bottom of the stirring blade is connected with a powder discharging pipe in a bolted mode.

Adopt above-mentioned technical scheme, through setting up driving motor, the stirring leaf also can stir in the powder jar when driving motor drives extension axle pivoted, can accelerate its mixing speed when dropping into multiple material, also can keep the material activity, avoids caking in the powder jar, and the lower powder jar of setting can be convenient for make it remove the lower module with the powder direction.

The invention is further configured to: the outer side of the powder tank is bolted with an auxiliary frame, the bottom of the auxiliary frame is bolted with a second sliding block, the outer side of the second sliding block is connected with a second electric sliding rail in a sliding mode, and the right side of the second electric sliding rail is bolted with a lower base of the molding press.

Adopt above-mentioned technical scheme, through setting up the subframe, can be convenient for with the cooperation of powder jar and second slider, along with the second slider removes along the electronic slide rail of second, lower powder subassembly also can be close or keep away from lower module, avoids other structures to normally operate.

The invention is further configured to: the bottom of the subframe is connected with a limiting slide rail in a sliding mode, and the outer side of the limiting slide rail is bolted with the second electric slide rail.

By adopting the technical scheme, the limiting slide rail is arranged, so that the auxiliary frame can be conveniently limited in moving, the auxiliary frame is supported, and the deviation of the auxiliary frame is avoided.

The invention is further configured to: the recycling assembly comprises a branch pipe, one side of the branch pipe, which is close to the lower seat of the molding press, is bolted with the lower seat of the molding press, a hose is bolted on the rear side of the branch pipe, a fan is bolted on one side of the hose, which is far away from the branch pipe, a connecting pipe is bolted on the right side of the fan, and a collecting tank is bolted on one side of the connecting pipe, which is far away from the fan.

Adopt above-mentioned technical scheme, through setting up the cooperation of bleeder and hose, when the fan started, can be convenient for last inhaled air and powder impurity from the position of moulding press lower seat to discharge into and collect in the holding vessel, need additionally clear up operating position after avoiding the operation.

The invention is further configured to: the inboard sliding connection of collection tank has the pull jar, the opening has been seted up at the top of pull jar, the top bolt of collection tank has the filter screen.

Adopt above-mentioned technical scheme, through setting up the pull jar, can fall into the pull jar through the opening in gaseous and powder granule suction collection tank, the filter screen discharge collection tank can be followed to the air, also can directly take out the pull jar in order to collect the clearance from the collection tank after the operation.

A modified polytetrafluoroethylene material and a processing technology thereof comprise the following steps:

s1, powder of materials is put into a powder tank from the top of the powder tank, a driving motor stirs the powder tank through an extension shaft and a stirring blade, the powder can be prevented from caking in the powder tank, various materials can be mixed, and finally the powder is led into a lower module through a powder discharging pipe;

s2, the electric telescopic cylinder drives the cross rod and the scraper to fall to be in contact with mold powder, the first sliding block is driven to move according to the first electric sliding rail, the scraper moves along the powder to achieve the effect of leveling the powder, the upper seat of the molding press is removed from the cross rod and the scraper to drive the upper module to fall, and the pressing part inside the lower module is pressed to perform extrusion molding;

and S3, after the forming is finished, the upper seat of the molding press drives the upper module to move upwards, the air cylinder pushes the matching seat to move upwards, and then the formed material can be demoulded.

In conclusion, the invention has the following beneficial effects:

through setting up first electronic slide rail, first slider, electronic telescoping cylinder, horizontal pole and scraper blade cooperation, can be convenient for carry out the preliminary treatment to the powder that falls into down in the module, avoid it to pile up and lead to its unable normal suppression, the powder jar of setting, driving motor, extension shaft and stirring leaf and lower powder pipe cooperation, can be convenient for keep the powder material activity, avoid taking place the emergence of the condition such as caking, and can be convenient for the mixture of powder, and can drop into the powder down in the module, through setting up the bleeder, the hose, the fan, connect jar and collection tank cooperation, can be convenient for collect the peripheral powder material of operating position, it is troublesome to avoid the later stage to clean, also can be convenient for recycle.

Drawings

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

FIG. 2 is a schematic view of the construction of the collection tank of the present invention;

FIG. 3 is a schematic view of the construction of the powdering assembly of the present invention;

FIG. 4 is a schematic view of the powder feeding assembly of the present invention;

FIG. 5 is a schematic view of the construction of the powder container of the present invention;

FIG. 6 is a flow chart of the process of the present invention.

Reference numerals: 1. a lower base of the molding press; 2. a lower module; 3. an upper seat of a molding press; 4. an upper module; 5. a powder adding component; 501. a first electric slide rail; 502. a first slider; 503. an electric telescopic cylinder; 504. a cross bar; 505. a squeegee; 6. a powder feeding assembly; 601. a powder tank; 602. a drive motor; 603. an extension shaft; 604. stirring blades; 605. a powder feeding pipe; 7. a recovery assembly; 701. a branch pipe; 702. a hose; 703. a fan; 704. a connecting pipe; 705. a collection tank; 8. a cylinder; 9. a mating seat; 10. supporting the slide rail; 11. a support slide block; 12. supporting the telescopic rod; 13. a sub-frame; 14. a second slider; 15. a second motorized slide rail; 16. a limiting slide rail; 17. drawing the tank; 18. an opening; 19. and (4) a filter screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1-5, a processing device for modified polytetrafluoroethylene materials comprises a lower die press base 1, a lower die block 2 is bolted to the top of the lower die press base 1, an upper die block 3 is arranged on the top of the lower die press base 1, an upper die block 4 is bolted to the bottom of the upper die press base 3, a powder adding assembly 5 is arranged on the top of the lower die press base 1, a lower powder assembly 6 is arranged on the left side of the lower die press base 1, a recycling assembly 7 is arranged on the rear side of the lower die press base 1, the upper die block 4 is driven to fall into the lower die block 2 by the falling of the upper die press base 3 through the cooperation of the lower die block 2 and the upper die block 4, powder in the lower die block 2 is pressed and formed, and the powder adding assembly 5 is arranged to facilitate the flattening of the powder in the lower die block 2.

As shown in fig. 4, a cylinder 8 is bolted to the bottom of the inner wall of the lower die press base 1, a matching base 9 is bolted to the telescopic end of the cylinder 8, the matching base 9 is matched with the lower die press base 1 for use, and by arranging the cylinder 8 to be matched with the matching base 9, after the lower die block 2 is pressed, the cylinder 8 pushes the matching base 9 to move upwards, so that the formed material can be pushed out of the die.

As shown in fig. 4, the powder feeding assembly 5 includes a first electric slide rail 501, the first electric slide rail 501 is bolted to the top of the lower base 1 of the die press, a first slide block 502 is slidably connected to the inner side of the first electric slide rail 501, an electric telescopic cylinder 503 is bolted to the top of the first slide block 502, a cross bar 504 is bolted to the top of the electric telescopic cylinder 503, a scraper 505 is bolted to the bottom of the cross bar 504, and by arranging the first electric slide rail 501 to be matched with the first slide block 502, the first slide block 502 can drive the cross bar 504 and the scraper 505 to move while sliding along the first electric slide rail 501, and by matching with the extension or shortening of the electric telescopic cylinder 503, the scraper 505 can be conveniently placed into the lower module 2 to scrape the powder, so as to facilitate the subsequent operation.

As shown in fig. 4, the top of the lower base 1 of the die press is bolted with a support slide rail 10, the inner side of the support slide rail 10 is slidably connected with a support slide block 11, the top of the support slide block 11 is bolted with a support telescopic rod 12, the top of the support telescopic rod 12 is bolted with a cross rod 504, and the support slide rail 10 and the support slide block 11 are matched to facilitate supporting the cross rod 504 and avoid inclination or bending.

As shown in fig. 3, the powder discharging assembly 6 includes a powder tank 601, a driving motor 602 is bolted to the top of the powder tank 601, an extension shaft 603 is bolted to the output end of the driving motor 602, a stirring blade 604 is bolted to the outer side of the extension shaft 603, a powder discharging pipe 605 is bolted to the bottom of the stirring blade 604, by arranging the driving motor 602, the stirring blade 604 can also stir the powder tank 601 while the driving motor 602 drives the extension shaft 603 to rotate, the mixing speed can be increased when various materials are put in, the material activity can be maintained, the caking in the powder tank 601 is avoided, and the arranged powder discharging tank 601 can guide powder to move the powder into the lower module 2.

As shown in fig. 5, the sub-frame 13 is bolted on the outer side of the powder tank 601, the second slider 14 is bolted on the bottom of the sub-frame 13, the second electric slide rail 15 is connected to the outer side of the second slider 14 in a sliding manner, the right side of the second electric slide rail 15 is bolted to the lower base 1 of the molding press, the sub-frame 13 is arranged, so that the powder tank 601 and the second slider 14 can be conveniently matched, the powder discharging assembly 6 can be close to or far away from the lower module 2 along with the movement of the second slider 14 along the second electric slide rail 15, and the normal operation of other structures is avoided.

As shown in fig. 5, the bottom of the subframe 13 is slidably connected with a limiting slide rail 16, the outer side of the limiting slide rail 16 is bolted to the second electric slide rail 15, and by arranging the limiting slide rail 16, the movement of the subframe 13 can be limited conveniently, and the subframe 13 is supported to avoid the deviation.

The using process is briefly described as follows: powder of materials is thrown into the powder tank 601 from the top of the powder tank 601, the driving motor 602 stirs the powder tank 601 through the extension shaft 603 and the stirring blade 604, multiple materials can be mixed while agglomeration of the powder in the powder tank 601 is avoided, the powder is finally introduced into the forming position of the lower module 2 through the lower powder pipe 605, the electric telescopic cylinder 503 drives the cross rod 504 and the scraper 505 to fall to a required height, then the first electric sliding rail 501 drives the first sliding block 502 to move, so that the scraper 505 moves along the powder, the effect of scraping the powder is achieved, after scraping is completed, the electric telescopic cylinder 503 drives the cross rod 504 and the scraper 505 to leave the lower module 2, and leaves the upper base 3 of the molding machine at the pressing position along the first electric sliding rail 501 to drive the upper module 4 to fall, and the powder falls into the lower module 2 to be pressed and formed.

Example 2:

referring to fig. 1-2, a processing device for modified polytetrafluoroethylene materials comprises a lower die press base 1, wherein a recovery assembly 7 is arranged at the rear side of the lower die press base 1, and a branch pipe 701, a hose 702, a fan 703, a connecting tank and a collecting tank 705 are arranged to be matched, so that powdered materials around a working position can be conveniently collected.

As shown in fig. 1, the recycling assembly 7 comprises a branch pipe 701, one side of the branch pipe 701 close to the lower molding press seat 1 is bolted with the lower molding press seat 1, a hose 702 is bolted on the rear side of the branch pipe 701, a fan 703 is bolted on one side of the hose 702 far away from the branch pipe 701, a connecting pipe 704 is bolted on the right side of the fan 703, a collecting tank 705 is bolted on one side of the connecting pipe 704 far away from the fan 703, and by arranging the branch pipe 701 and the hose 702 to cooperate, when the fan 703 is started, air and powder impurities can be continuously sucked from the lower molding press seat 1, and the air and powder impurities are discharged into the collecting tank 705 for collection, so that the working position is prevented from being additionally cleaned after operation.

As shown in fig. 2, a drawing tank 17 is slidably connected to the inner side of the collecting tank 705, an opening 18 is formed in the top of the drawing tank 17, a filter screen 19 is bolted to the top of the collecting tank 705, by arranging the drawing tank 17, air and powder particles sucked into the collecting tank 705 can fall into the drawing tank 17 through the opening 18, the air can be discharged out of the collecting tank 705 from the filter screen 19, and the drawing tank 17 can be directly drawn out of the collecting tank 705 after operation to be collected and cleaned.

Brief description of the use process: the fan 703 is activated during operation, and when the fan 703 is activated, air and material powder are continuously sucked in from the location of the lower die press seat 1 through the hose 702 and the branch pipe 701 and discharged into the collecting tank 705 for collection, air and powder particles are sucked into the collecting tank 705, fall into the pull tank 17 through the opening 18, and air is discharged from the filter sieve 19 out of the collecting tank 705, and the pull tank 17 can also be directly pulled out of the collecting tank 705 for disposal after operation.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a processing equipment of modified polytetrafluoroethylene material, includes moulding press lower base (1), its characterized in that: the powder feeding device is characterized in that a lower module (2) is bolted to the top of the lower die press seat (1), an upper die press seat (3) is arranged at the top of the lower die press seat (1), an upper module (4) is bolted to the bottom of the upper die press seat (3), a powder feeding assembly (5) is arranged at the top of the lower die press seat (1), a lower powder assembly (6) is arranged on the left side of the lower die press seat (1), and a recovery assembly (7) is arranged on the rear side of the lower die press seat (1).

2. The apparatus for processing modified polytetrafluoroethylene according to claim 1, wherein said apparatus comprises: the bottom of the inner wall of the lower die press seat (1) is bolted with an air cylinder (8), the telescopic end of the air cylinder (8) is bolted with a matching seat (9), and the matching seat (9) is matched with the lower die press seat (1) for use.

3. The processing equipment of the modified polytetrafluoroethylene material according to claim 1, wherein: the powder adding assembly (5) comprises a first electric sliding rail (501), the first electric sliding rail (501) is bolted to the top of the lower die press base (1), the inner side of the first electric sliding rail (501) is connected with a first sliding block (502) in a sliding mode, the top of the first sliding block (502) is bolted with an electric telescopic cylinder (503), the top of the electric telescopic cylinder (503) is bolted with a cross rod (504), and the bottom of the cross rod (504) is bolted with a scraper (505).

4. The apparatus for processing modified polytetrafluoroethylene according to claim 3, wherein said apparatus comprises: the top of the lower die press seat (1) is bolted with a supporting slide rail (10), the inner side of the supporting slide rail (10) is connected with a supporting slide block (11) in a sliding mode, the top of the supporting slide block (11) is bolted with a supporting telescopic rod (12), and the top of the supporting telescopic rod (12) is bolted with a cross rod (504).

5. The processing equipment of the modified polytetrafluoroethylene material according to claim 1, wherein: the powder discharging assembly (6) comprises a powder tank (601), a driving motor (602) is connected to the top of the powder tank (601) in a bolted mode, an extension shaft (603) is connected to the output end of the driving motor (602) in a bolted mode, a stirring blade (604) is connected to the outer side of the extension shaft (603) in a bolted mode, and a powder discharging pipe (605) is connected to the bottom of the stirring blade (604) in a bolted mode.

6. The apparatus for processing modified polytetrafluoroethylene according to claim 5, wherein said apparatus comprises: the outer side of the powder tank (601) is in bolted connection with an auxiliary frame (13), the bottom of the auxiliary frame (13) is in bolted connection with a second sliding block (14), the outer side of the second sliding block (14) is in sliding connection with a second electric sliding rail (15), and the right side of the second electric sliding rail (15) is in bolted connection with the lower die press seat (1).

7. The apparatus for processing modified polytetrafluoroethylene according to claim 6, wherein said apparatus comprises: the bottom of the subframe (13) is connected with a limiting slide rail (16) in a sliding mode, and the outer side of the limiting slide rail (16) is bolted with a second electric slide rail (15).

8. The apparatus for processing modified polytetrafluoroethylene according to claim 1, wherein said apparatus comprises: the recycling assembly (7) comprises a branch pipe (701), one side, close to the lower die press seat (1), of the branch pipe (701) is bolted with the lower die press seat (1), a hose (702) is bolted to the rear side of the branch pipe (701), a fan (703) is bolted to one side, far away from the branch pipe (701), of the hose (702), a connecting pipe (704) is bolted to the right side of the fan (703), and a collecting tank (705) is bolted to one side, far away from the fan (703), of the connecting pipe (704).

9. The apparatus for processing modified polytetrafluoroethylene according to claim 8, wherein said apparatus comprises: the inboard sliding connection of collecting tank (705) has pull jar (17), opening (18) have been seted up at the top of pull jar (17), the top bolt joint of collecting tank (705) has filter screen (19).

10. A processing technology of a modified polytetrafluoroethylene material is characterized by comprising the following steps: the method comprises the following steps:

s1, powder of materials is put into a powder tank (601) from the top of the powder tank (601), a driving motor (602) stirs the powder tank (601) through an extension shaft (603) and a stirring blade (604), the powder can be prevented from caking in the powder tank (601), various materials can be mixed, and finally the powder is introduced into a lower module (2) through a powder discharging pipe (605);

s2, the electric telescopic cylinder (503) drives the cross rod (504) and the scraper (505) to fall down to be in contact with the powder of the mold, the first sliding block (502) is driven to move according to the first electric sliding rail (501), the scraper (505) moves along the powder, the effect of scraping the powder is achieved, the upper seat (3) of the mold press is removed from the cross rod (504) and the scraper (505) to drive the upper module (4) to fall down, and the pressing part inside the lower module (2) is pressed to be extruded and formed;

s3, after the forming is finished, the upper seat (3) of the molding press drives the upper module (4) to move upwards, the air cylinder (8) pushes the matching seat (9) to move upwards, and then the formed material can be demoulded.