CN217622050U

CN217622050U - Polytetrafluoroethylene bar forming device

Info

Publication number: CN217622050U
Application number: CN202220954377.0U
Authority: CN
Inventors: 田雅芳; 刘维; 李艳娜
Original assignee: Langfang Shiqiang Sealing Material Co ltd
Current assignee: Langfang Shiqiang Sealing Material Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-10-21
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to the field of polytetrafluoroethylene bar processing equipment, in particular to a polytetrafluoroethylene bar forming device, which comprises a workbench and an extruder arranged on the surface of the workbench, wherein one end of the extruder is connected with a feeding assembly, the feeding assembly comprises a feeding box and a stirring mechanism, the feeding box is arranged at one end of the extruder, the stirring mechanism comprises a stirring box and a mixing part, the stirring box is connected with the feeding box, and the mixing part is arranged in the stirring box and is used for mixing and stirring raw materials added into the stirring box; the extruder other end sets up out the feed cylinder, goes out the end of feed cylinder and sets up ejection of compact end for discharge the polytetrafluoroethylene rod after extruder extrusion moulding, through setting up compounding and extrusion moulding integration, mix the stirring back to the raw materials in real time and extrude, compare in according to traditional split type structure, efficiency is higher, extrudes polytetrafluoroethylene rod quality higher.

Description

Polytetrafluoroethylene bar forming device

Technical Field

The utility model relates to a polytetrafluoroethylene rod processing equipment field especially relates to a polytetrafluoroethylene rod forming device.

Background

A polytetrafluoroethylene rod is a rod which is formed by molding, paste extrusion or plunger extrusion of unfilled polytetrafluoroethylene resin (which may contain regenerated polytetrafluoroethylene resin) and is suitable for processing various gaskets, seals and lubricating materials which work in corrosive media, and electrical insulation parts used at various frequencies.

The existing polytetrafluoroethylene bar needs to premix raw materials in the extrusion molding process, and then is filled into an extruder for extrusion molding treatment, so that the molding effect of the polytetrafluoroethylene bar is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a polytetrafluoroethylene rod forming device.

The utility model provides a polytetrafluoroethylene rod forming device which comprises a workbench and an extruder arranged on the surface of the workbench, wherein one end of the extruder is connected with a feeding component, the feeding component comprises a feeding box and a stirring mechanism, the feeding box is arranged at one end of the extruder, the stirring mechanism comprises a stirring box and a mixing component, the stirring box is connected with the feeding box, and the mixing component is arranged in the stirring box and is used for mixing and stirring raw materials added in the stirring box;

the other end of the extruder is provided with a discharge barrel, and the tail end of the discharge barrel is provided with a discharge end head for discharging the polytetrafluoroethylene bar after extrusion molding of the extruder.

Preferably, the two sides of the top of the stirring box are oppositely provided with sliding grooves, the sliding grooves are internally provided with sealing plates in a sliding mode, and the surfaces of the sealing plates are provided with handles.

Preferably, the rotating rods are arranged in the stirring box in a rotating mode, the surfaces of the rotating rods are circumferentially arranged in a circumferential array mode, and the tail end of one side of each rotating rod is in transmission connection with the output end of the driving motor through a belt.

Preferably, an extrusion screw is arranged in the feeding box and is fixedly connected with the output end of a driving motor arranged on one side of the feeding box.

Preferably, still include heating mechanism, heating mechanism is including laying the heating chamber in the extruder, heating chamber one end and intake pipe intercommunication, and the intake pipe is connected with the heater block, and the heating chamber other end and blast pipe intercommunication are equipped with the extrusion moulding passageway in the heating chamber for extrude polytetrafluoroethylene rod raw materials.

Preferably, the heating part comprises a fan arranged on one side of the workbench, one end of the fan is connected with the air inlet pipe, the other end of the fan is connected with the heater, an air inlet is formed in one side of the heater, and the heater is a resistance heater.

Preferably, the extrusion molding channel comprises a buffer area, a resistance area and a molding area, the buffer area is connected with the feeding box, the molding area is communicated with the discharging barrel, and the resistance area is arranged between the buffer area and the molding area.

Preferably, a cooling mechanism is further arranged between the discharge barrel and the extrusion molding channel, and the cooling mechanism is used for cooling and processing the material entering the discharge barrel.

Preferably, cooling body is including laying the cooler bin in the play feed cylinder outside, sets up the cooling chamber that is used for cooling to a play feed cylinder in the cooler bin, and the cooling chamber top is equipped with the inlet tube, and the inlet tube is connected with coolant tank, stores cryogenic cooling water in the coolant tank.

Preferably, the bottom of the cooling box is also provided with a drain pipe which is used for draining water in the cooling cavity.

Compared with the prior art, the utility model provides a pair of polytetrafluoroethylene rod forming device has following beneficial effect:

arrange polytetrafluoroethylene rod processing raw materials in the agitator tank, then mix the stirring to the material through the compounding part of laying in the agitator tank, the material after the stirring falls to the feeding incasement under the effect of gravity, with the propelling movement to go out the feed cylinder behind the material extrusion moulding under the extrusion action of extruder, then discharge through ejection of compact end, the utility model discloses a polytetrafluoroethylene rod forming device extrudes after mixing the stirring in real time to the raw materials through setting up compounding and extrusion moulding integration, compares in according to traditional split type structure, and efficiency is higher, extrudes polytetrafluoroethylene rod quality higher.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a teflon rod forming apparatus provided by the present invention;

FIG. 2 is a first schematic structural diagram of the PTFE bar forming apparatus shown in FIG. 1;

FIG. 3 is a schematic structural diagram II of the PTFE bar molding apparatus shown in FIG. 1;

FIG. 4 is a schematic view of a cooling box of the PTFE bar forming apparatus shown in FIG. 1;

FIG. 5 is a schematic view of the extrusion channel of the PTFE bar forming apparatus shown in FIG. 1;

fig. 6 is a schematic structural view of a rotating rod in the teflon bar forming device shown in fig. 1.

Reference numbers in the figures: 1. an extruder; 2. a feeding box; 3. a sealing plate; 4. a handle; 5. a chute; 6. a stirring box; 7. a drive motor; 8. a frame; 9. a work table; 10. an air inlet pipe; 11. a heater; 12. an air inlet; 13. a fan; 14. a discharge end; 15. a discharging barrel; 16. a cooling tank; 17. a water inlet pipe; 18. An exhaust pipe; 19. a heating cavity; 20. extruding a molding channel; 21. a buffer area; 22. a resistive region; 23. A molding zone; 24. a cooling chamber; 25. a stirring rod; 26. rotating the rod; 27. a drain pipe; 28. a chamber is heated.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention provides a teflon rod forming device, the teflon rod forming device includes a workbench 9 and an extruder 1 installed on a surface of the workbench 9, one end of the extruder 1 is connected to a feeding assembly, the feeding assembly includes a feeding box 2 and a stirring mechanism, the feeding box 2 is disposed at one end of the extruder 1, the stirring mechanism includes a stirring box 6 and a material mixing component, the stirring box 6 is connected to the feeding box 2, the material mixing component is disposed in the stirring box 6 for mixing and stirring raw materials added into the stirring box 6;

the other end of the extruder 1 is provided with a discharging barrel 15, and the tail end of the discharging barrel 15 is provided with a discharging end head 14 for discharging the polytetrafluoroethylene bar material extruded and molded by the extruder 1;

specifically, in this embodiment, arrange polytetrafluoroethylene rod processing raw materials in agitator tank 6, then mix the stirring to the material through the compounding part of laying in agitator tank 6, the material after the stirring falls to feed box 2 in the effect of gravity, with material extrusion moulding back propelling movement to play feed cylinder 15 under extruder 1's extrusion, then discharges through ejection of compact end 14, the utility model discloses polytetrafluoroethylene rod forming device mixes the stirring and extrudes the back to the raw materials in real time through setting up compounding and extrusion moulding integration, compares in according to traditional split type structure, and efficiency is higher, extrudes polytetrafluoroethylene rod quality higher.

Referring to fig. 5-6, as a further solution of the embodiment of the present invention, sliding grooves 5 are oppositely disposed on two sides of the top of the stirring box 6, a sealing plate 3 is slidably disposed in the sliding grooves 5, and a handle 4 is disposed on the surface of the sealing plate 3;

specifically, in this embodiment, slide closing plate 3 to agitator tank 6 one side through pulling handle 4, add polytetrafluoroethylene rod raw materials to agitator tank 6 in, the polytetrafluoroethylene raw materials seals agitator tank 6 through closing plate 3 at the in-process of contour machining, avoids external impurity to get into in the extruder 1 and influence rod processingquality.

As a further scheme of the embodiment of the present invention, the rotating rods 26 are rotatably arranged in the stirring box 6, a plurality of groups of stirring rods 25 are circumferentially arranged on the surface of the rotating rod 26 in a circumferential array, and the end of one side of the rotating rod 26 is in transmission connection with the output end of the driving motor 7 through the belt 19;

specifically, in this embodiment, the driving motor 7 is started, the driving motor 7 drives the rotating rod 26 to rotate, and the rotating rod 26 drives the stirring rod 25 to rotate in the rotating process, so as to perform mixing and stirring processing on the raw materials in the stirring tank 6.

As a further proposal of the embodiment of the utility model, an extrusion screw is arranged in the feeding box 2 and is fixedly connected with the output end of a driving motor 7 arranged at one side of the feeding box 2;

specifically, in this embodiment, the material after the stirring and mixing in the stirring box 6 falls into the feeding box 2, the driving motor 7 is started, the driving motor 7 drives the extrusion screw to rotate, and the extrusion screw drives the raw material to be extruded and molded in the extruder 1 in the rotating process.

As a further scheme of the embodiment of the present invention, the extrusion molding device further includes a heating mechanism, the heating mechanism includes a heating cavity 28 disposed in the extruder 1, one end of the heating cavity 28 is communicated with the air inlet pipe 10, the air inlet pipe 10 is connected with the heating component, the other end of the heating cavity 28 is communicated with the exhaust pipe 18, and an extrusion molding channel 20 is disposed in the heating cavity 28 and used for extruding the polytetrafluoroethylene rod material;

specifically, in this embodiment, the raw materials in the feeding box 2 are pushed to the extrusion molding passage 20 under the action of the extrusion screw, then the heating component is started, the air after the heating component is heated is conveyed to the heating cavity 28 through the air inlet pipe 10, and then the raw materials in the extrusion molding passage 20 are heated, so as to perform the extrusion molding processing.

As a further scheme of the embodiment of the present invention, the heating component includes a fan 13 disposed on one side of the worktable 9, one end of the fan 13 is connected to the air inlet pipe 10, the other end is connected to the heater 11, one side of the heater 11 is provided with an air inlet 12, and the heater 11 is a resistance heater;

specifically, in this embodiment, the heater 11 and the blower 13 are activated, so that the blower 13 delivers the heated air from the heater 11 to the heating cavity 28 through the air inlet 12 and the air inlet pipe 10, and further heats the extrusion molding passage 20.

As the further scheme of the embodiment of the utility model, the extrusion molding channel 20 comprises a buffer area 21, a resistance area 22 and a molding area 23, the buffer area 21 is connected with the feeding box 2, the molding area 23 is communicated with the discharging cylinder 15, and the resistance area 22 is arranged between the buffer area 21 and the molding area 23;

specifically, in this embodiment, the raw materials are conveyed from the feeding box 2 to the buffer area 21 under the action of the extrusion screw, so that the feeding rate is higher, and then the raw materials enter the forming area 23 under the action of the resistance area 22, so that the forming effect is better.

As a further proposal of the embodiment of the utility model, a cooling mechanism is arranged between the discharging barrel 15 and the extrusion molding channel 20, and the cooling mechanism is used for cooling the material entering the discharging barrel 15;

specifically, in this embodiment, the material enters the discharging barrel 15 from the extrusion molding channel 20, and then the cooling mechanism arranged outside the discharging barrel 15 cools down the molding bar material in the discharging barrel 15, so as to facilitate rapid molding.

As a further scheme of the embodiment of the utility model, the cooling mechanism comprises a cooling box 16 arranged outside the discharge cylinder 15, a cooling cavity 24 for cooling the discharge cylinder 15 is arranged in the cooling box 16, a water inlet pipe 17 is arranged at the top of the cooling cavity 24, the water inlet pipe 17 is connected with a cooling water tank, and low-temperature cooling water is stored in the cooling water tank;

specifically, in this embodiment, the low-temperature cooling water is delivered into the cooling cavity 24 in the cooling tank 16 through the water inlet pipe 17, and then the cooling treatment is performed on the material in the discharging barrel 15.

As a further proposal of the embodiment of the present invention, the bottom of the cooling box 16 is further provided with a drain pipe 27, and the drain pipe 27 is used for discharging the water in the cooling cavity 24;

wherein, the feeding box 2 and the cooling box 16 are respectively fixedly connected with the workbench 9 through a frame 8.

The utility model provides a pair of polytetrafluoroethylene rod forming device's theory of operation as follows: arrange polytetrafluoroethylene rod processing raw materials in agitator tank 6, start driving motor 7, driving motor 7 drives dwang 26 and rotates, dwang 26 drives puddler 25 at the pivoted in-process and rotates, with the raw materials to agitator tank 6 in mix the stirring and handle, material after the stirring falls to feed box 2 under the effect of gravity, start heater 11 and fan 13, make fan 13 through air intake 12 and intake pipe 10 with air transport to heating chamber 28 after heater 11 heaies up the heating, and then heat extrusion molding passageway 20, with propelling movement to a feed cylinder 15 behind the material extrusion molding under extruder 1's the extrusion effect, carry low-temperature cooling water to cooling chamber 24 in cooling tank 16 in through inlet tube 17, and then cool off the material in a feed cylinder 15 and handle, then discharge through ejection of compact end 14, the utility model discloses polytetrafluoroethylene rod forming device of embodiment is through setting up compounding and extrusion molding integration setting, extrude after mixing the stirring to the raw materials in real time.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The above description is intended to illustrate an embodiment of the present invention, but the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A polytetrafluoroethylene rod forming device comprises a workbench (9) and an extruder (1) arranged on the surface of the workbench (9), and is characterized in that one end of the extruder (1) is connected with a feeding assembly, the feeding assembly comprises a feeding box (2) and a stirring mechanism, the feeding box (2) is arranged at one end of the extruder (1), the stirring mechanism comprises a stirring box (6) and a mixing part, the stirring box (6) is connected with the feeding box (2), and the mixing part is arranged in the stirring box (6) and used for mixing and stirring raw materials added into the stirring box (6);

the other end of the extruder (1) is provided with a discharge barrel (15), and the tail end of the discharge barrel (15) is provided with a discharge end (14) for discharging the polytetrafluoroethylene bar material extruded and molded by the extruder (1).

2. A polytetrafluoroethylene rod forming device according to claim 1, wherein the two sides of the top of the stirring box (6) are oppositely provided with sliding grooves (5), the sliding grooves (5) are internally provided with sealing plates (3), and the surfaces of the sealing plates (3) are provided with handles (4).

3. A polytetrafluoroethylene rod forming device according to claim 2, wherein a rotating rod (26) is rotationally arranged in the stirring box (6), a plurality of groups of stirring rods (25) are circumferentially arranged on the surface of the rotating rod (26) in a circumferential array, and the end of one side of the rotating rod (26) is in transmission connection with the output end of the driving motor (7) through a belt (19).

4. A polytetrafluoroethylene rod forming device according to claim 3, wherein an extrusion screw is arranged in the feeding box (2), and the extrusion screw is fixedly connected with the output end of a driving motor (7) arranged on one side of the feeding box (2).

5. A polytetrafluoroethylene rod forming device according to any one of claims 1-4, further comprising a heating mechanism, said heating mechanism comprising a heating chamber (28) disposed in the extruder (1), one end of said heating chamber (28) is connected to the air inlet pipe (10), the air inlet pipe (10) is connected to the heating member, the other end of said heating chamber (28) is connected to the air outlet pipe (18), and an extrusion channel (20) is disposed in said heating chamber (28) for extruding the polytetrafluoroethylene rod material.

6. A polytetrafluoroethylene rod forming device according to claim 5, wherein the heating component comprises a fan (13) arranged on one side of the workbench (9), one end of the fan (13) is connected with the air inlet pipe (10), the other end of the fan is connected with the heater (11), an air inlet (12) is arranged on one side of the heater (11), and the heater (11) is a resistance heater.

7. Polytetrafluoroethylene rod forming apparatus according to claim 6, wherein the extrusion molding channel (20) comprises a buffer zone (21), a resistance zone (22) and a forming zone (23), the buffer zone (21) is connected to the feeding box (2), the forming zone (23) is connected to the discharging cylinder (15), and the resistance zone (22) is arranged between the buffer zone (21) and the forming zone (23).

8. The polytetrafluoroethylene rod molding device according to claim 7, wherein a cooling mechanism is further disposed between the discharge barrel (15) and the extrusion molding channel (20), and the cooling mechanism is used for cooling the material entering the discharge barrel (15).

9. A polytetrafluoroethylene rod forming device according to claim 8, wherein said cooling mechanism comprises a cooling box (16) disposed outside the discharging barrel (15), a cooling cavity (24) for cooling the discharging barrel (15) is disposed in the cooling box (16), a water inlet pipe (17) is disposed at the top of the cooling cavity (24), the water inlet pipe (17) is connected to the cooling water tank, and the cooling water tank stores low-temperature cooling water therein.

10. A teflon rod forming device according to claim 9, characterized in that the cooling box (16) is provided with a drain pipe (27) at the bottom, the drain pipe (27) is used for draining the water in the cooling chamber (24).