CN114789568A - Device for producing polytetrafluoroethylene protective film - Google Patents
Device for producing polytetrafluoroethylene protective film Download PDFInfo
- Publication number
- CN114789568A CN114789568A CN202210431088.7A CN202210431088A CN114789568A CN 114789568 A CN114789568 A CN 114789568A CN 202210431088 A CN202210431088 A CN 202210431088A CN 114789568 A CN114789568 A CN 114789568A
- Authority
- CN
- China
- Prior art keywords
- die
- connecting channel
- helical gear
- protective film
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 63
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 63
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 63
- 230000001681 protective effect Effects 0.000 title claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 238000001125 extrusion Methods 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229940045860 white wax Drugs 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/261—Handling means, e.g. transfer means, feeding means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/30—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
Abstract
The invention provides a device for producing a polytetrafluoroethylene protective film, which belongs to the technical field of polytetrafluoroethylene protective film production equipment and comprises a rack, wherein a first support is installed on the rack, a connecting channel is communicated with the right end of a feeding bin, an infrared sensor is embedded in the inner wall of the right end of the feeding bin, a heating assembly and a cooling assembly are installed on the connecting channel, the right end of the cooling assembly is connected with a first flat opening die, film pressing equipment is placed on the right side of a film feeding assembly, a second flat opening die is installed on a third support, and a controller is installed at the upper end of the connecting channel. The invention solves the problems that the existing device for producing the polytetrafluoroethylene protective film is pressed into a cylinder by extrusion equipment, and then the cylinder raw material is directly pressed into a film, so that the prepared protective film has low compactness, and is likely to crack in the later use process, thereby affecting the later production and use.
Description
The technical field is as follows:
the invention belongs to the technical field of polytetrafluoroethylene protective film production equipment, and particularly relates to a device for producing a polytetrafluoroethylene protective film.
Background art:
polytetrafluoroethylene, commonly known as "plastic king", is a high molecular polymer prepared by polymerizing tetrafluoroethylene as a monomer, has the characteristics of white wax, translucence, heat resistance, cold resistance and the like, can be used for a long time at minus 180-260 ℃, 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, has extremely low friction coefficient, can be used for lubricating, and becomes an ideal coating for easily cleaning the inner layer of the water pipe. Many protective films all adopt polytetrafluoroethylene material to prepare and form, and it needs mix the raw materials earlier, then process into cylindricly, carries out the press mold to cylindric polytetrafluoroethylene through the press mold equipment again to this obtains the protective film.
The device that current is used for producing polytetrafluoroethylene protective film is pressed it into cylindric through extrusion equipment, then directly carries out the press mold with cylindric raw materials to its compactness of protective film that this was made is not high, consequently breaks probably to appear in the later stage use, and then influences the production and the use in later stage.
The invention content is as follows:
the invention provides a device for producing a polytetrafluoroethylene protective film, and aims to solve the problems that the existing device for producing the polytetrafluoroethylene protective film is pressed into a cylinder by extrusion equipment, and then the cylinder raw material is directly pressed into a film, so that the tightness of the produced protective film is not high, and the protective film is likely to crack in the later use process, thereby affecting the later production and use.
The embodiment of the invention provides a device for producing a polytetrafluoroethylene protective film, which comprises a frame, a first support is installed on the machine frame, a hydraulic cylinder is installed at the left end of the first support, an extrusion rod is connected to the output end of the hydraulic cylinder, the right end of the first bracket is provided with an upper bin, the right end of the upper bin is communicated with a connecting channel, an infrared sensor is embedded in the inner wall of the right end of the upper storage bin, a heating assembly and a cooling assembly are arranged on the connecting channel, the right end of the cooling assembly is connected with a first flat mouth mold, the lower end of the first flat mouth mold is provided with a second support, a film feeding assembly is arranged on the right side of the first flat mouth mold, a film pressing device is arranged on the right side of the film feeding assembly, a third support is installed on the left side inside the film pressing equipment, a second flat die is installed on the third support, and a controller is installed at the upper end of the connecting channel.
By adopting the technical scheme, the first flat mouth die and the second flat mouth die are used, the hydraulic cylinder extrudes the polytetrafluoroethylene in the upper storage bin to ensure that the cylindrical polytetrafluoroethylene is directly extruded into a thicker protective film, the polytetrafluoroethylene particles are adhered more closely by extrusion, the tightness of the protective film is improved, the protective film is prevented from being broken in the later use and processing process, the infrared sensor senses the feeding of the storage bin through the mutual matching of the heating component, the cooling component, the infrared sensor and the controller, the infrared sensor transmits a signal to the controller, the controller controls the heating component to carry out self-heating, after the polytetrafluoroethylene is fed, the hydraulic cylinder pushes the polytetrafluoroethylene to move for a certain distance, the heating component heats the adjacent ends of the two pieces of polytetrafluoroethylene, after the polytetrafluoroethylene is heated for a certain time, the polytetrafluoroethylene is longitudinally and transversely extruded in two directions, and then the heated part is rapidly cooled, and then two sections of polytetrafluoroethylene can be connected together, and membrane threading is not needed, so that time and labor are saved, and the production efficiency of the protective membrane is improved.
Further, the infrared sensor is electrically connected with the controller.
By adopting the technical scheme, the infrared sensor is used for sensing the feeding of the polytetrafluoroethylene, the feeding signal is transmitted to the controller, and the controller is used for controlling the action of the corresponding equipment.
Furthermore, a reinforcing rod is installed on the rack, and the upper end of the reinforcing rod is in contact with the lower end face of the upper storage bin.
Through adopting above-mentioned technical scheme, through the stability of reinforcing feed bin in the anchor strut reinforcing.
Furthermore, the heating assembly comprises a rotary cylinder, a heat insulation plate, a heating plate, a square through hole, an annular cavity, a square cylinder, an annular sheet, a screw rod, a first helical gear, a rotary ring, a first helical gear, a second helical gear and a second helical gear, the rotary cylinder is fixed at the upper end of the connecting channel, a plurality of heat insulation plates are connected in a clamping manner in a groove on the inner wall of the connecting channel, the heating plate is fixedly connected in the wall surface of the heat insulation plate, the inner diameter of the heating plate is the same as that of the connecting channel, the annular cavity is reserved in the inner wall of the connecting channel and communicated with the groove on the inner wall of the connecting channel through the square through hole, one side of the heat insulation plate is fixedly connected with the square cylinder, one end of the square cylinder penetrates through the square through hole to extend into the annular cavity, the annular sheet is fixedly connected in the annular cavity, and the plurality of screw rods are connected on the annular sheet in a rotating manner, one end of the screw rod is in threaded connection with one end of the square barrel, the other end of the screw rod is fixedly connected with a first helical gear, a rotating ring is further rotatably connected in the annular cavity, a first helical gear ring and a second helical gear ring are mounted on the rotating ring, the first helical gear is in meshed connection with the first helical gear ring, the rotating end of the rotating cylinder extends into the annular cavity and is connected with the second helical gear, the second helical gear is in meshed connection with the second helical gear ring, and the rotating cylinder is electrically connected with the controller.
By adopting the technical scheme, two sections of polytetrafluoroethylene are heated through the heating plate, the rotating cylinder drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate through the rotating ring, the first bevel gear drives the first bevel gear to rotate, the bevel gear drives the screw to rotate, the screw enables the square cylinder to move, the heating plate moves towards the two sections and is pressed tightly, and after connection is completed, the rotating cylinder rotates reversely, so that the heating plate resets.
Furthermore, the cooling assembly comprises an air cooler, a connecting passage, a first stop valve, a cooling passage and a second stop valve, the air cooler is arranged on the rack, the cooling passage is reserved in the inner wall of the connecting passage, one end of the cooling passage is connected with the air cooler through the connecting passage, the first stop valve is connected to the connecting passage, the other end of the cooling passage is connected with the second stop valve, one end of the second stop valve extends to the outer side of the connecting passage, and the air cooler, the first stop valve and the second stop valve are all electrically connected with the controller.
By adopting the technical scheme, the air cooler refrigerates air and sends the air into the cooling channel, and the cooling channel brings out heat transferred by the connecting channel, so that the joint of the two sections of polytetrafluoroethylene can be rapidly cooled, and the two sections of polytetrafluoroethylene can be firmly connected.
Furthermore, the first flat mouth die comprises a first upper die, a first lower die and a first flat mouth, the first upper die and the first lower die are connected to an outlet of the connecting channel, the lower end of the first upper die is connected with the upper end of the first lower die, and the first flat mouth is arranged between the first upper die and the first lower die.
By adopting the technical scheme, the polytetrafluoroethylene is extruded from the flat-mouth die in an extruding mode, and then the cylindrical polytetrafluoroethylene is pressed into a film shape, so that the tightness of the protective film is improved.
Further, send membrane module to include support four, concave type frame, expansion joint, activity piece, dish spring and a transport cylinder, the upper end of support four is provided with a plurality of openings concave type frame down, both sides respectively reserve around the concave type frame have a set of expansion joint, every group the equal longitudinal symmetry of expansion joint is provided with two, movable mounting has the expansion joint in the expansion joint, the expansion joint links to each other through the dish spring with concave type frame, rotates between two relative expansion joints to be connected with a transport cylinder.
Through adopting above-mentioned technical scheme, carry out stable the carrying to the protection film through upper and lower two sets of transport cylinders.
Further, the flat mouth die II comprises an upper die II, a lower die II and a flat mouth die II, the lower die II is installed on the support III, the upper die II is installed at the upper end of the lower die II, and the flat mouth die II is reserved between the upper die II and the lower die II.
By adopting the technical scheme, under the action of the second flat-opening die, the polytetrafluoroethylene is pressed twice, and the tightness of the protective film is ensured.
The beneficial effects of the invention are as follows:
1. according to the invention, the hydraulic cylinder extrudes the polytetrafluoroethylene in the upper storage bin through the flat mouth die I and the flat mouth die II, so that the cylindrical polytetrafluoroethylene is directly extruded into a thicker protective film, and the adhesion among polytetrafluoroethylene particles is better and tighter through extrusion, thereby improving the tightness of the protective film and preventing the protective film from cracking in later use and processing.
2. According to the invention, through the mutual matching of the heating assembly, the cooling assembly, the infrared sensor and the controller, the infrared sensor senses the feeding of the feeding bin, the infrared sensor transmits a signal to the controller, the controller controls the heating assembly to self-heat, after the polytetrafluoroethylene is fed, the hydraulic cylinder pushes the polytetrafluoroethylene to move for a certain distance, the heating assembly heats the adjacent ends of two pieces of polytetrafluoroethylene, after a certain time of heating, longitudinal and transverse bidirectional extrusion is carried out on the polytetrafluoroethylene, then the heated part is rapidly cooled, so that the two pieces of polytetrafluoroethylene can be connected together, the membrane threading is not needed, the time and the labor are saved, and the production efficiency of the protective membrane is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Description of the drawings:
the accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is a schematic view of a second flat die mounting structure according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a heating assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view of a cooling assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view of a delivery cartridge mounting structure according to an embodiment of the present invention;
FIG. 6 is a schematic top sectional view of a flat die in accordance with an embodiment of the present invention;
FIG. 7 is a schematic side view of the flat die according to the embodiment of the present invention;
reference numerals: 1. a frame; 2. a first bracket; 3. a hydraulic cylinder; 4. an extrusion stem; 5. feeding a bin; 6. a connecting channel; 7. a heating assembly; 8. a cooling assembly; 9. a first flat die; 10. A second bracket; 11. a film feeding assembly; 12. film pressing equipment; 13. a third bracket; 14. a second flat die; 15. an infrared sensor; 16. a controller; 51. a reinforcing rod; 71. a rotating cylinder; 72. A heat insulation plate; 73. heating the plate; 74. a square through hole; 75. an annular cavity; 76. a square cylinder; 77. an annular sheet; 78. a lead screw; 79. a first bevel gear; 710. a rotating ring; 711. a first skewed tooth ring; 712. a second skewed tooth ring; 713. a second bevel gear; 81. an air cooler; 82. a connection path; 83. a first valve; 84. a cooling channel; 85. a second valve; 91. a first upper die; 92. a first lower die; 93. a first flat opening; 111. a bracket IV; 112. a concave frame; 113. a movable opening; 114. a movable sheet; 115. a disc spring; 116. a delivery cartridge; 141. an upper die II; 142. a second lower die; 143. and a second flat opening.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the technical solutions of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without inventive step, are within the scope of protection of the invention.
Referring to fig. 1-7, the embodiment of the invention provides a device for producing a polytetrafluoroethylene protective film, which comprises a rack 1, wherein a first support 2 is installed on the rack 1, a hydraulic cylinder 3 is installed at the left end of the first support 2, an extrusion rod 4 is connected to the output end of the hydraulic cylinder 3, a first feeding bin 5 is installed at the right end of the first support 2, a connecting channel 6 is communicated with the right end of the first feeding bin 5, an infrared sensor 15 is embedded in the inner wall of the right end of the first feeding bin 5, a heating assembly 7 and a cooling assembly 8 are installed on the connecting channel 6, a first flat die 9 is connected to the right end of the cooling assembly 8, a second support 10 is arranged at the lower end of the first flat die 9, a film feeding assembly 11 is placed on the right side of the first flat die 9, a film pressing device 12 is placed on the right side of the film feeding assembly 11, a third support 13 is installed on the left side inside the film pressing device 12, a second flat die 14 is installed on the third support 13, and a controller 16 is installed at the upper end of the connecting channel 6.
The infrared sensor 15 is electrically connected with the controller 16, the infrared sensor 15 senses the polytetrafluoroethylene feeding, the feeding signal is transmitted to the controller 16, and the controller 16 controls the action of corresponding equipment.
A reinforcing rod 51 is installed on the frame 1, the upper end of the reinforcing rod 51 is in contact with the lower end face of the upper silo 5, and the stability of the upper silo 5 is enhanced through the reinforcing rod 51.
The heating component 7 comprises a rotary cylinder 71, a heat insulation plate 72, a heating plate 73, a square through hole 74, an annular cavity 75, a square cylinder 76, an annular sheet 77, a screw rod 78, a helical gear 79, a rotary ring 710, a helical gear 711, a helical gear 712 and a helical gear 713, wherein the rotary cylinder 71 is fixed at the upper end of the connecting channel 6, a plurality of heat insulation plates 72 are connected in a clamping way in a groove on the inner wall of the connecting channel 6, the heating plate 73 is fixedly connected in the wall surface of the heat insulation plate 72, the inner diameter of the heating plate 73 is the same as that of the connecting channel 6, the annular cavity 75 is reserved in the inner wall of the connecting channel 6, the annular cavity 75 is communicated with the groove on the inner wall of the connecting channel 6 through the square through hole 74, one surface of the square cylinder 72 is fixedly connected with one head 76, the square cylinder 76 extends into the annular cavity 75 through the square through hole 74, and the annular sheet 77 is fixedly connected in the annular cavity 75, the annular sheet 77 is rotatably connected with a plurality of lead screws 78, one end of each lead screw 78 is in threaded connection with one end of the square cylinder 76, the other end of each lead screw 78 is fixedly connected with a first helical gear 79, the annular cavity 75 is further rotatably connected with a rotating ring 710, a first helical gear 711 and a second helical gear 712 are mounted on the rotating ring 710, the first helical gear 79 is in meshed connection with the first helical gear 711, the rotating end of the rotating cylinder 71 extends into the annular cavity 75 to be connected with a second helical gear 713, the second helical gear 713 is in meshed connection with the second helical gear 712, the rotating cylinder 71 is electrically connected with the controller 16, the two sections of polytetrafluoroethylene are heated through the heating plate 73, the second helical gear 713 is driven by the rotating cylinder 71 to rotate, the second helical gear 713 drives the second helical gear 712 to rotate, the second helical gear 712 drives the first helical gear 711 to rotate through the rotating ring 710, the first helical gear 711 drives the helical gear 79 to rotate, and the first helical gear 79 drives the lead screws 78 to rotate, the lead screw 78 moves the square cylinder 76 to move and press the heating plate 73 toward the two sections, and after the connection is completed, the rotary cylinder 71 rotates reversely to reset the heating plate 73.
The cooling assembly 8 comprises an air cooler 81, a connecting passage 82, a first stop gate 83, a cooling channel 84 and a second stop gate 85, the air cooler 81 is arranged on the rack 1, the cooling channel 84 is reserved in the inner wall of the connecting channel 6, one end of the cooling channel 84 is connected with the air cooler 81 through the connecting passage 82, the first stop gate 83 is connected to the connecting passage 82, the other end of the cooling channel 84 is connected with the second stop gate 85, one end of the second stop gate 85 extends to the outer side of the connecting channel 6, the air cooler 81, the first stop gate 83 and the second stop gate 85 are electrically connected with the controller 16, the air cooler 81 cools air, and the heat is sent into the cooling channel 84, and the cooling channel 84 brings out the heat transmitted by the connecting channel 6, so that the joint of the two sections of polytetrafluoroethylene is rapidly cooled, and the two sections of polytetrafluoroethylene are firmly connected.
The first flat die 9 comprises a first upper die 91, a first lower die 92 and a first flat port 93, the first upper die 91 and the first lower die 92 are connected to an outlet of the connecting channel 6, the lower end of the first upper die 91 is connected with the upper end of the first lower die 92, the first flat port 93 is arranged between the first upper die 91 and the first lower die 92, the width of the first flat port 93 is 290mm, the thickness of the first flat port 93 is 2mm, polytetrafluoroethylene is extruded from the first flat die 9 in an extruding mode, and then the cylindrical polytetrafluoroethylene is pressed into a film shape, so that the compactness of the protective film is improved.
The film feeding assembly 11 comprises a fourth support 111, a concave frame 112, a movable opening 113, movable sheets 114, a disc spring 115 and conveying cylinders 116, the upper end of the fourth support 111 is provided with the concave frame 112 with a plurality of downward openings, a group of movable openings 113 are reserved on the front side and the rear side of the concave frame 112, two movable openings 113 are symmetrically arranged on each group of movable openings 113 in the vertical direction, the movable sheets 114 are movably arranged in the movable openings 113, the movable sheets 114 are connected with the concave frame 112 through the disc springs 115, the conveying cylinders 116 are rotatably connected between the two opposite movable sheets 114, and the protective film is stably conveyed through the upper and lower groups of conveying cylinders 116.
The second flat die 14 comprises a second upper die 141, a second lower die 142 and a second flat port 143, the second lower die 142 is mounted on the third support 13, the second upper die 141 is mounted at the upper end of the second lower die 142, the second flat port 143 is reserved between the second upper die 141 and the second lower die 142, the width of the second flat port 143 is 290mm, the thickness of the second flat port 143 is 0.5mm, and under the action of the second flat port 14, two-time film pressing of polytetrafluoroethylene is achieved, and the tightness of the protective film is ensured.
The implementation mode is specifically as follows: when the device is used, the power supply of the device is switched on, polytetrafluoroethylene raw materials are loaded into the upper bin 5, the hydraulic cylinder 3 pushes the extrusion rod 4 to extend, the polytetrafluoroethylene in the upper bin 5 of the extrusion rod 4 is pressed into the connecting channel 6 and is extruded through the flat die I9, the extruded film sequentially penetrates out of the film feeding assembly 11, the flat die II 14 and the film pressing device 12 and is wound on the winding device, after a section of polytetrafluoroethylene is completely prepared, the hydraulic cylinder 3 drives the extrusion rod 4 to rapidly contract and reset, the whole device stops acting, a new section of polytetrafluoroethylene is loaded into the upper bin 5, the infrared sensor 15 transmits a loading signal to the controller 16, the controller 16 controls the heating plate 73 to rapidly heat up, the hydraulic cylinder 3 pushes the extrusion rod 4 to extend, so that the two sections of polytetrafluoroethylene move between the heating plates 73, the heating plates 73 heat the two sections of polytetrafluoroethylene, the rotating cylinder 71 drives the second bevel gear 713 to rotate, the second bevel gear 713 drives the second bevel gear 712 to rotate, the second bevel gear 712 drives the first bevel gear 711 to rotate through the rotating ring 710, the first bevel gear 711 drives the first bevel gear 79 to rotate, the first bevel gear 79 drives the lead screw 78 to rotate, the lead screw 78 enables the square cylinder 76 to move, the heating plate 73 moves towards two sections and is pressed tightly, after connection is completed, the rotating cylinder 71 rotates reversely, the heating plate 73 resets and is powered off, the hydraulic cylinder 3 continues to extend, the connection position of the two sections of polytetrafluoroethylene is moved to the cooling assembly 8, the air cooler 81 cools the air and sends the air into the cooling channel 84, the cooling channel 84 takes out heat transmitted by the connecting channel 6, rapid cooling of the connection position of the two sections of polytetrafluoroethylene is realized, and after cooling is completed, the controller 16 controls the air cooler 81 to stop acting, and then the steps are continued to prepare the protective film.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The device for producing the polytetrafluoroethylene protective film comprises a rack (1), wherein a first support (2) is installed on the rack (1), a hydraulic cylinder (3) is installed at the left end of the first support (2), an extrusion rod (4) is connected to the output end of the hydraulic cylinder (3), an upper material bin (5) is installed at the right end of the first support (2), the device is characterized in that a connecting channel (6) is communicated with the right end of the upper material bin (5), an infrared sensor (15) is embedded in the inner wall of the right end of the upper material bin (5), a heating assembly (7) and a cooling assembly (8) are installed on the connecting channel (6), the right end of the cooling assembly (8) is connected with a first flat die (9), a second support (10) is arranged at the lower end of the first flat die (9), a film conveying assembly (11) is placed on the right side of the first flat die (9), film pressing equipment (12) have been placed on the right side of sending membrane module (11), support three (13) are installed in the inside left side of film pressing equipment (12), install flat bush two (14) on support three (13), controller (16) are installed to the upper end of interface channel (6).
2. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: the infrared sensor (15) is electrically connected with the controller (16).
3. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: the reinforcing rod (51) is installed on the rack (1), and the upper end of the reinforcing rod (51) is in contact with the lower end face of the upper storage bin (5).
4. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: the heating component (7) comprises a rotary cylinder (71), a heat-insulating plate (72), a heating plate (73), a square through hole (74), an annular cavity (75), a square cylinder (76), an annular sheet (77), a screw rod (78), a helical gear I (79), a rotary ring (710), a helical gear I (711), a helical gear II (712) and a helical gear II (713), wherein the rotary cylinder (71) is fixed at the upper end of the connecting channel (6), a plurality of heat-insulating plates (72) are connected in a clamping manner in grooves in the inner wall of the connecting channel (6), the heating plate (73) is fixedly connected in the wall surface of each heat-insulating plate (72), the inner diameter of each heating plate (73) is the same as that of the connecting channel (6), the annular cavity (75) is reserved in the inner wall of the connecting channel (6), and the annular cavity (75) is communicated with the grooves in the inner wall of the connecting channel (6) through the square through hole (74), one side of the heat insulation plate (72) is fixedly connected with a square cylinder (76), one end of the square cylinder (76) penetrates through a square through hole (74) and extends into an annular cavity (75), an annular sheet (77) is fixedly connected into the annular cavity (75), a plurality of lead screws (78) are rotatably connected onto the annular sheet (77), one end of each lead screw (78) is in threaded connection with one end of the square cylinder (76), the other end of each lead screw (78) is fixedly connected with a first helical gear (79), a rotating ring (710) is further rotatably connected into the annular cavity (75), a first helical gear ring (711) and a second helical gear ring (712) are mounted on the rotating ring (710), the first helical gear (79) is in meshed connection with the first helical gear ring (711), the rotating end of the rotating cylinder (71) extends into the annular cavity (75) and is connected with a second helical gear (713), and the second helical gear ring (713) is in meshed connection with the second helical gear ring (712), the rotary cylinder (71) is electrically connected with the controller (16).
5. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: cooling unit (8) include air cooler (81), connecting channel (82), valve (83) and cooling channel (84) and valve two (85), air cooler (81) are installed on frame (1), still reserve in the inner wall of connecting channel (6) and have cooling channel (84), one end and air cooler (81) of cooling channel (84) link to each other through connecting channel (82), be connected with valve (83) on connecting channel (82), another end of cooling channel (84) is connected with valve two (85), one end of valve two (85) extends to the outside of connecting channel (6), air cooler (81), valve one (83) and valve two (85) all are connected with controller (16) electricity.
6. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: the flat die I (9) comprises an upper die I (91), a lower die I (92) and a flat port I (93), the upper die I (91) and the lower die I (92) are connected to an outlet of the connecting channel (6), the lower end of the upper die I (91) is connected with the upper end of the lower die I (92), and the flat port I (93) is arranged between the upper die I (91) and the lower die I (92).
7. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: send membrane module (11) including four (111) of support, concave type frame (112), expansion joint (113), movable sheet (114), dish spring (115) and delivery cylinder (116), the upper end of four (111) of support is provided with concave type frame (112) of a plurality of openings down, each reservation has a set of expansion joint (113), every group on both sides around concave type frame (112) the equal longitudinal symmetry of expansion joint (113) is provided with two, movable mounting has movable sheet (114) in expansion joint (113), movable sheet (114) link to each other through dish spring (115) with concave type frame (112), rotates between two relative movable sheet (114) and is connected with delivery cylinder (116).
8. An apparatus for producing a polytetrafluoroethylene protective film according to claim 1, wherein: the flat die II (14) comprises an upper die II (141), a lower die II (142) and a flat port II (143), the lower die II (142) is installed on the support III (13), the upper die II (141) is installed at the upper end of the lower die II (142), and the flat port II (143) is reserved between the upper die II (141) and the lower die II (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210431088.7A CN114789568A (en) | 2022-04-22 | 2022-04-22 | Device for producing polytetrafluoroethylene protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210431088.7A CN114789568A (en) | 2022-04-22 | 2022-04-22 | Device for producing polytetrafluoroethylene protective film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114789568A true CN114789568A (en) | 2022-07-26 |
Family
ID=82461483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210431088.7A Pending CN114789568A (en) | 2022-04-22 | 2022-04-22 | Device for producing polytetrafluoroethylene protective film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114789568A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116395673A (en) * | 2023-03-07 | 2023-07-07 | 青岛昊鑫新能源科技有限公司 | Carbon nanotube production reactor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881863A (en) * | 2016-05-13 | 2016-08-24 | 宁波昌祺氟塑料制品有限公司 | Flat opening mold used for extruding of calendering film |
| CN207415752U (en) * | 2017-07-14 | 2018-05-29 | 东莞市普凯塑料科技有限公司 | It is molded the equipment of flat plastic grain |
| CN208392685U (en) * | 2018-05-21 | 2019-01-18 | 江西省有利得包装有限公司 | A kind of sticking plaster recycling splicing apparatus |
| CN112873871A (en) * | 2021-01-11 | 2021-06-01 | 赖金海 | Polypropylene composite material processing equipment |
-
2022
- 2022-04-22 CN CN202210431088.7A patent/CN114789568A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881863A (en) * | 2016-05-13 | 2016-08-24 | 宁波昌祺氟塑料制品有限公司 | Flat opening mold used for extruding of calendering film |
| CN207415752U (en) * | 2017-07-14 | 2018-05-29 | 东莞市普凯塑料科技有限公司 | It is molded the equipment of flat plastic grain |
| CN208392685U (en) * | 2018-05-21 | 2019-01-18 | 江西省有利得包装有限公司 | A kind of sticking plaster recycling splicing apparatus |
| CN112873871A (en) * | 2021-01-11 | 2021-06-01 | 赖金海 | Polypropylene composite material processing equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116395673A (en) * | 2023-03-07 | 2023-07-07 | 青岛昊鑫新能源科技有限公司 | Carbon nanotube production reactor |
| CN116395673B (en) * | 2023-03-07 | 2023-09-15 | 青岛昊鑫新能源科技有限公司 | Carbon nanotube production reactor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114789568A (en) | Device for producing polytetrafluoroethylene protective film | |
| CN206465301U (en) | It is a kind of that there is quantitative production and the double screw extruder of zero offset capability | |
| CN114081836B (en) | Soft capsule intelligent production equipment | |
| CN219055249U (en) | Heating device of injection molding machine | |
| CN212312718U (en) | Screw extruder | |
| CN111873369B (en) | PVC pipe extrusion accelerating device and control method thereof | |
| CN210851217U (en) | Extruder for film production | |
| CN209633706U (en) | A kind of high speed steel strip reinforced polyvinyl piping materials extruder | |
| CN212194151U (en) | Modified asphalt extruder | |
| CN112405937A (en) | Feeding equipment for plastic processing | |
| CN202965175U (en) | High-efficiency plastic extrusion equipment | |
| CN213353469U (en) | Board processing production is moulded with toper double screw plastic extruder to PVC | |
| CN116329048B (en) | Food packaging film transferring and coating process | |
| CN202764169U (en) | Connecting device for extruder and die head of EVA adhesive film | |
| CN219564074U (en) | Melt pipe temperature control device for melt extruder | |
| CN216708306U (en) | Extruded sheet high temperature heating extrusion device | |
| CN203125921U (en) | Sealed plastic extrusion equipment | |
| CN113510917A (en) | EVA plastic film extruder | |
| CN210679652U (en) | Energy-saving cooling device for PVC plastic extruder | |
| CN220661673U (en) | Screw type stable thermal conductance extrusion device | |
| CN213441064U (en) | Heat-preservation energy-saving resin extruder | |
| CN212737011U (en) | Plastic plate raw material hot melting equipment | |
| CN218196832U (en) | Production case and bag shell is with novel double screw extruder | |
| CN209440745U (en) | A kind of high filling sheet stock double-layer coextrusion equipment | |
| CN214137261U (en) | Processing equipment for plastic extrusion process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |