CN210082237U

CN210082237U - Hot press for producing and processing polytetrafluoroethylene

Info

Publication number: CN210082237U
Application number: CN201920668530.1U
Authority: CN
Inventors: 吴先彬; 戴晓勇; 于永东; 葛玉美
Original assignee: Jiangsu Cutting-Edge Plastic Polytron Technologies Inc
Current assignee: Jiangsu Cutting-Edge Plastic Polytron Technologies Inc
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-02-18
Anticipated expiration: 2029-05-10

Abstract

The utility model relates to the technical field of hot presses, and discloses a hot press for polytetrafluoroethylene production and processing, which solves the problems that more foreign matters are easy to accumulate on the surface of a general hot press pressing mechanism, and the time for extruding materials by the general hot press is too short, and comprises a base, wherein a first side plate is fixedly arranged on one side of the top end of the base; the utility model can clean the foreign matters accumulated on the surface of the steel belt by matching the arranged fan, the dust suction box and the like, thereby avoiding the harmful effect on the production of the polytetrafluoroethylene belt caused by more foreign matters accumulated on the surface of the steel belt; the motor, the roller, the steel belt and the like are matched, and the length of the polytetrafluoroethylene belt during extrusion is increased due to the fact that the roller and the steel belt are matched for use, so that the phenomenon that the polytetrafluoroethylene belt rebounds due to too short extrusion time is avoided, and the quality of a product is influenced.

Description

Hot press for producing and processing polytetrafluoroethylene

Technical Field

The utility model belongs to the technical field of the hot press, specifically be a hot press for polytetrafluoroethylene production and processing.

Background

The polytetrafluoroethylene has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, and is almost insoluble in all solvents; meanwhile, the polytetrafluoroethylene has the characteristic of high temperature resistance, the friction coefficient of the polytetrafluoroethylene is extremely low, and a hot press is required in the production and processing process of the polytetrafluoroethylene.

However, in the process of using a general hot press for a long time, a large number of foreign matters are easily accumulated on the surface of a pressing mechanism of the hot press, and if the foreign matters are not cleaned in time, the production of a polytetrafluoroethylene tape is easily affected, and the rebound phenomenon of the material after extrusion is easily caused by the short time for extruding the material of the general hot press.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a hot press for polytetrafluoroethylene production and processing, effectual more foreign matter of surface accumulation that has solved general hot press pressing mechanism easily, and the problem of general hot press to material extruded time weak point.

In order to achieve the above object, the utility model provides a following technical scheme: a hot press for polytetrafluoroethylene production and processing comprises a base, wherein a first side plate is fixedly arranged on one side of the top end of the base, two second side plates are fixedly arranged on the other side of the top end of the base, two strip-shaped plates are fixedly arranged on the outer wall of one side of the first side plate, first round holes are formed in the outer walls of one side of the two strip-shaped plates and are respectively and rotatably connected with two first rotating shafts through bearings, the two first rotating shafts are respectively and fixedly sleeved with an unwinding roller and a winding roller in a one-to-one correspondence manner, the unwinding roller is positioned at the top end of the winding roller, sliding grooves are formed in the top and the bottom of the two second side plates, the four sliding grooves are respectively and slidably connected with an adjusting frame, one side of the adjusting frame and one side of the first side plate are respectively and fixedly connected with mounting frames in two pressing mechanisms through connecting rods, each pressing mechanism, the both ends of a plurality of commentaries on classics roller all correspond respectively with two mounting bracket both sides through the bearing and set up some a plurality of second round holes and rotate to be connected, and just connect through the steel band transmission between the a plurality of commentaries on classics roller, and the outer wall at first curb plate opposite side middle part and the equal fixed mounting in middle part of adjusting frame one side have the suction box.

Preferably, the cavity has been seted up to the tank wall of suction box, and a plurality of dust absorption hole has been seted up to the cavity inner wall equidistance, and the inner wall fixed mounting of suction box one side has two spring telescopic links, and the equal fixed mounting of one end of two spring telescopic links has the scraper blade, and logical groove has been seted up on the top of suction box, and the steel band alternates with logical groove and is connected.

Preferably, the middle part of the top end of the base is fixedly provided with the collecting box, the outer wall of the collecting box is fixedly provided with the fan, the air outlet of the fan is fixedly communicated with the inside of the collecting box through the guide pipe, and the air inlet of the fan is fixedly communicated with the cavities formed in the two dust collection boxes through the guide pipe.

Preferably, the middle part of the other side of the adjusting frame is provided with a screw hole, the screw hole is in threaded connection with the middle part of the screw rod, one end of the screw rod is rotatably connected with a fourth round hole formed in the middle part of one of the second side plates through a bearing, and the other end of the screw rod is fixedly provided with a rotating rod.

Preferably, the top and the bottom of first curb plate have all been seted up the bar opening, and the equal fixed mounting in two bar openings has the second pivot, and two second pivots alternate with two guide rolls respectively and are connected.

Preferably, one end of one of the first rotating shafts is fixedly connected with an output shaft of a motor, and the motor is fixedly installed on the outer wall of the strip-shaped plate at the bottom end.

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

1) in the work, through the matching use of the arranged fan, the collection box, the scraper blade, the spring type telescopic rod, the dust collection box and the like, the fan can be started, the scraper blade is in close contact with the outer wall of the steel strip under the action of the spring type telescopic rod, foreign matters on the surface of the steel strip are cleaned in the movement process of the steel strip, then the cleaned foreign matters enter the inside of the dust collection box through the plurality of dust collection holes under the action of the fan, and then the foreign matters are conveyed to the inside of the collection box through the fan, so that the adverse effect on the production of the polytetrafluoroethylene strip caused by more foreign matters accumulated on the surface of the steel strip is avoided;

2) in operation, through the motor that sets up, the cooperation of commentaries on classics roller and steel band etc. is used, can drive the first pivot rotation of bottom through the motor, first pivot drives the wind-up roll and rotates, the wind-up roll drives the polytetrafluoroethylene area and removes, the polytetrafluoroethylene area drives the steel band and removes, owing to adopt a plurality of to change roller and steel band cooperation to use, length when having increased the extrusion to the polytetrafluoroethylene area to avoid the polytetrafluoroethylene area to take place the resilience phenomenon because of the extrusion time is short excessively, influence the quality of product.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view 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 the internal structure of the dust box of the present invention;

in the figure: 1. a base; 2. a first side plate; 3. a second side plate; 4. a strip plate; 5. unwinding rollers; 6. a wind-up roll; 7. a strip-shaped opening; 8. a guide roller; 9. a mounting frame; 10. rotating the roller; 11. a steel belt; 12. an adjustment frame; 13. a screw; 14. a collection box; 15. a fan; 16. a dust collection box; 17. a spring type telescopic rod; 18. a through groove.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-3, the utility model comprises a base 1, a first side plate 2 is fixedly arranged on one side of the top end of the base 1, two second side plates 3 are fixedly arranged on the other side of the top end of the base 1, two strip-shaped plates 4 are fixedly arranged on the outer wall of one side of the first side plate 2, first round holes are respectively arranged on the outer wall of one side of each of the two strip-shaped plates 4, the two first round holes are respectively rotatably connected with two first rotating shafts through bearings, so as to reduce friction force and prolong the service life of a hot press, the two first rotating shafts are respectively fixedly sleeved with an unwinding roller 5 and a winding roller 6 in a one-to-one correspondence manner so as to facilitate the winding of polytetrafluoroethylene tapes, the unwinding roller 5 is positioned on the top end of the winding roller 6, the top and the bottom of the two second side plates 3 are respectively provided with chutes, the four chutes are respectively slidably connected with an adjusting frame 12, one side of the adjusting frame 12 and one, the pressing mechanism comprises two mounting frames 9, a plurality of rotating rollers 10 and a steel belt 11, wherein the two ends of each rotating roller 10 are respectively and correspondingly provided with a plurality of second round holes through bearings at the two sides of the two mounting frames 9 to be connected in a rotating mode, the rotating rollers 10 are connected through the steel belt 11 in a transmission mode, the polytetrafluoroethylene belt can be extruded, and the dust suction box 16 is fixedly mounted at the middle part of the other side of the first side plate 2 and the middle part of one side of the adjusting frame 12.

Embodiment two, on the basis of embodiment one, the cavity has been seted up to the tank wall of dust collection box 16, and a plurality of dust absorption hole has been seted up to the cavity inner wall equidistance, and the inner wall fixed mounting of dust collection box 16 one side has two spring telescopic links 17, and the equal fixed mounting of one end of two spring telescopic links 17 has the scraper blade, and logical groove 18 has been seted up on the top of dust collection box 16, and steel band 11 alternates with logical groove 18 and is connected, can clear up the foreign matter on steel band 11 surface.

Third embodiment, on the basis of first embodiment and second embodiment, the middle part fixed mounting on base 1 top has collecting box 14, and the outer wall fixed mounting of collecting box 14 has fan 15, and fan 15's air outlet passes through the inside fixed intercommunication of pipe with collecting box 14, and fan 15's air intake passes through the fixed intercommunication of some cavitys of pipe with two inside setings of suction box 16, can carry inside collecting box 14 with the foreign matter after the clearance.

Fourth embodiment, on the basis of first embodiment, the screw has been seted up in the middle part of adjusting frame 12 opposite side, and the screw is connected with the middle part screw thread of screw 13, and the one end of screw 13 is seted up some fourth round holes through bearing and 3 middle parts of one of them second side plates and is rotated and be connected, and the other end fixed mounting of screw 13 has the bull stick, can adjust the thickness when the polytetrafluoroethylene area extrudees according to actual needs.

Fifth, on the basis of first embodiment, bar opening 7 has all been seted up to the top and the bottom of first curb plate 2, and the equal fixed mounting in inside of two bar openings 7 has the second pivot, and two second pivots alternate with two guide rolls 8 respectively and are connected, can play the effect of direction to the polytetrafluoroethylene area.

Sixth embodiment, on the basis of first embodiment, the output shaft fixed connection of one of them first pivot, motor fixed mounting can provide power for the rolling in the outer wall of the strip shaped plate 4 that is located the bottom.

In this embodiment: the motor adopts a YE2 motor, and the fan 15 adopts a YXRBCXTBHTBPF fan.

The working principle is as follows: when the device works, when the extrusion thickness of the polytetrafluoroethylene tape needs to be adjusted, the rotating rod is rotated, the rotating rod drives the screw rod 13 to rotate, the screw rod 13 drives the adjusting frame 12 to move in a threaded mode, so that the distance between the two steel belts 11 is adjusted according to actual needs, then the motor is started, the motor output shaft drives the first rotating shaft at the bottom end to rotate, the first rotating shaft at the bottom end drives the winding roller 6 to rotate, the winding roller 6 drives the polytetrafluoroethylene tape to move, the polytetrafluoroethylene tape drives the two steel belts 11 to rotate, because the steel belts 11 are driven by the plurality of rotating rollers 10 to extrude the polytetrafluoroethylene tape, the length during extrusion is increased, the phenomenon that the polytetrafluoroethylene tape rebounds due to too low extrusion time is avoided, the quality of the polytetrafluoroethylene tape is ensured, and more foreign matters are accumulated on the surfaces of the steel belts 11 after the steel belts 11 are used for a long time, when steel band 11 is seted up some logical grooves 18 on 16 tops of suction box, under the effect of two spring telescopic links 17 of suction box 16 one side inner wall fixed mounting, the scraper blade that makes the equal fixed mounting of two spring telescopic links 17 ends clears up the accumulational foreign matter of steel band 11 outer wall, start fan 15 simultaneously, fan 15 produces suction, the foreign matter of scraping enters into the cavity inside that some tank walls were seted up to suction box 16 through a plurality of dust absorption hole under the effect of suction, then under fan 15's effect, carry the foreign matter inside collecting box 14 tank walls, thereby guarantee the cleanness of steel band 11, avoid causing harmful effects to the polytetrafluoroethylene area.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hot press for polytetrafluoroethylene production and processing, includes base (1), its characterized in that: a first side plate (2) is fixedly arranged on one side of the top end of the base (1), two second side plates (3) are fixedly arranged on the other side of the top end of the base (1), two strip-shaped plates (4) are fixedly arranged on the outer wall of one side of the first side plate (2), first round holes are formed in the outer wall of one side of each strip-shaped plate (4), the two first round holes are respectively and rotatably connected with two first rotating shafts through bearings, the two first rotating shafts are respectively and fixedly sleeved with the unwinding roller (5) and the winding roller (6) in a one-to-one correspondence manner, the unwinding roller (5) is positioned at the top end of the winding roller (6), sliding grooves are formed in the top and the bottom of each second side plate (3), the four sliding grooves are respectively and slidably connected with the adjusting frame (12), one side of the adjusting frame (12) and one side of the first side plate (2) are respectively and fixedly connected with the mounting frames, the pressing mechanism comprises two mounting frames (9), a plurality of rotating rollers (10) and a steel belt (11), wherein the two ends of the plurality of rotating rollers (10) are respectively and correspondingly arranged on two sides of the two mounting frames (9) through bearings to form a plurality of second round holes to be rotatably connected, the plurality of rotating rollers (10) are connected through the steel belt (11) in a transmission mode, and the outer wall of the middle of the other side of the first side plate (2) and the middle of one side of the adjusting frame (12) are fixedly provided with a dust suction box (16).

2. The hot press for polytetrafluoroethylene production and processing according to claim 1, wherein: the cavity has been seted up to the tank wall of suction box (16), and a plurality of dust absorption hole has been seted up to cavity inner wall equidistance, and the inner wall fixed mounting of suction box (16) one side has two spring telescopic links (17), and the equal fixed mounting of one end of two spring telescopic links (17) has the scraper blade, and logical groove (18) have been seted up on the top of suction box (16), and steel band (11) alternate with logical groove (18) and are connected.

3. A hot press for polytetrafluoroethylene production processes according to claim 1 or 2, wherein: the middle of the top end of the base (1) is fixedly provided with a collecting box (14), the outer wall of the collecting box (14) is fixedly provided with a fan (15), an air outlet of the fan (15) is fixedly communicated with the inside of the collecting box (14) through a guide pipe, and an air inlet of the fan (15) is fixedly communicated with a cavity formed in the two dust collection boxes (16) through the guide pipe.

4. The hot press for polytetrafluoroethylene production and processing according to claim 1, wherein: the middle part of the other side of the adjusting frame (12) is provided with a screw hole, the screw hole is in threaded connection with the middle part of the screw rod (13), one end of the screw rod (13) is rotatably connected with a fourth round hole formed in the middle part of one of the second side plates (3) through a bearing, and the other end of the screw rod (13) is fixedly provided with a rotating rod.

5. The hot press for polytetrafluoroethylene production and processing according to claim 1, wherein: bar openings (7) have all been seted up to the top and the bottom of first curb plate (2), and the equal fixed mounting in inside of two bar openings (7) has the second pivot, and two second pivots alternate with two guide roll (8) respectively and are connected.

6. The hot press for polytetrafluoroethylene production and processing according to claim 1, wherein: one end of one of the first rotating shaft is fixedly connected with an output shaft of the motor, and the motor is fixedly arranged on the outer wall of the strip-shaped plate (4) positioned at the bottom end.