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CN118514300A - Plastic rubber strip extrusion molding equipment - Google Patents

Plastic rubber strip extrusion molding equipment Download PDF

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Publication number
CN118514300A
CN118514300A CN202410954936.1A CN202410954936A CN118514300A CN 118514300 A CN118514300 A CN 118514300A CN 202410954936 A CN202410954936 A CN 202410954936A CN 118514300 A CN118514300 A CN 118514300A
Authority
CN
China
Prior art keywords
cooling
extrusion molding
pipeline
fixed
heat dissipation
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
Application number
CN202410954936.1A
Other languages
Chinese (zh)
Inventor
刘松
张友旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Zhongji New Material Technology Development Co ltd
Original Assignee
Xuzhou Zhongji New Material Technology Development Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xuzhou Zhongji New Material Technology Development Co ltd filed Critical Xuzhou Zhongji New Material Technology Development Co ltd
Priority to CN202410954936.1A priority Critical patent/CN118514300A/en
Publication of CN118514300A publication Critical patent/CN118514300A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/845Heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/885External treatment, e.g. by using air rings for cooling tubular films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/96Safety devices
    • B29C48/965Personnel safety, e.g. safety for the operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses plastic adhesive tape extrusion molding equipment, and relates to the technical field of adhesive tape production. The invention adopts various components such as the cooling pool, the heat radiation row, the water pump and the like, ensures that cooling water is cooled rapidly after the high-temperature plastic adhesive tape is formed, and improves cooling efficiency. And the gap design and the anti-swing structure between the inner forming rod and the forming nozzle ensure the forming precision and consistency. The heating coil is used for heating the extrusion screw rod through eddy current induction, so that efficient heating is realized, and energy consumption is reduced. And the multifunctional cooling system of the cooling fan and the reflux fan prevents turbulent flow and improves the stability of equipment.

Description

Plastic rubber strip extrusion molding equipment
Technical Field
The invention relates to the technical field of adhesive tape production, in particular to plastic adhesive tape extrusion molding equipment.
Background
In the prior art of plastic extrusion, a single cooling mode and a simple heating system are generally adopted, and the design has obvious defects in terms of cooling efficiency and molding accuracy. Traditional cooling system often only cools off through simple hydrologic cycle, and cooling efficiency is low, is difficult to effectively reduce the temperature of high temperature plastics, leads to the shaping product quality unstable. In addition, the existing heating system mostly adopts a resistance heating mode, so that the heating efficiency is low, the energy consumption is high, and the production requirements of high efficiency and energy conservation cannot be met. Meanwhile, the traditional extrusion molding equipment is insufficient in safety protection measures, and potential safety hazards are easily caused to operators in the high-temperature operation process.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the following technical scheme: the plastic rubber strip extrusion molding equipment comprises an extrusion molding pipe, wherein an inner molding rod is fixed in the extrusion molding pipe along the axial direction of the extrusion molding pipe in a manner of being convenient to detach, one end of the extrusion molding pipe is provided with a step hole, an extrusion molding nozzle is inserted into the step hole, a through hole is arranged on the extrusion molding nozzle, and a gap is arranged between the inner wall of the through hole and the outer surface of the inner molding rod for extrusion molding of plastic rubber strips; the extrusion molding pipe is also provided with a heating feeding pipe along the vertical fixed communication of the radial direction of the extrusion molding pipe, a heating extrusion screw rod is rotatably installed in the heating feeding pipe, and a heating coil is circumferentially arranged on the circumferential surface of the heating feeding pipe and used for heating the heating extrusion screw rod.
Preferably, one end of the extrusion molding pipe is fixedly provided with a buckle cover, a disassembly motor is fixedly arranged on the buckle cover, a disassembly gear is fixed on an output shaft of the disassembly motor, an inner molding rod mounting seat for mounting and positioning an inner molding rod is also fixedly arranged in the extrusion molding pipe, a disassembly bolt rod is rotatably arranged in the inner molding rod mounting seat, and one end of the disassembly bolt rod is fixedly provided with a disassembly fluted disc meshed with the disassembly gear.
Preferably, a groove and a bulge capable of preventing the inner forming rod from swinging on the inner forming rod mounting seat are arranged between the inner forming rod and the inner forming rod mounting seat, wherein a threaded hole capable of being in threaded fit with the disassembling bolt rod is further formed in the inner forming rod, and the extrusion molding nozzle is arranged in a stepped hole formed in the extrusion molding pipe through a clamping ring and a screw.
Preferably, the extrusion molding pipe is fixed on the base plate, the base plate is also fixed with a cooling pool, the cooling pool is positioned below the extrusion molding nozzle, cooling water is arranged in the cooling pool and used for cooling the molded plastic rubber strip, and a supporting roller is rotatably arranged on one side of the inner wall of the cooling pool, far away from the extrusion molding nozzle, and used for supporting the molded plastic rubber strip.
Preferably, the outside cover of heating coil is equipped with safe cooling section of thick bamboo, and safe cooling section of thick bamboo is fixed sealed with the circumference surface of heating conveying pipe, and the top of safe cooling section of thick bamboo is provided with the fourth pipeline, and the one end that safe cooling section of thick bamboo was kept away from to the fourth pipeline is connected with the third pipeline, and the one end that fourth pipeline was kept away from to the third pipeline communicates with the bottom of cooling bath inner wall, and wherein safe cooling section of thick bamboo, fourth pipeline, the inside setting that link up of third pipeline, the bottom of safe cooling section of thick bamboo is provided with the fifth pipeline, is provided with automatically controlled valve on the fifth pipeline in series.
Preferably, the base plate is also fixed with a water pump, a water outlet of the water pump is communicated with one end inside the cooling tank and used for pushing cooling water inside the cooling tank to flow, a water inlet of the water pump is fixedly communicated with a three-way pipeline, and a fifth pipeline is fixedly communicated with one end of the three-way pipeline.
Preferably, the base plate is also fixed with a heat dissipation row, a water outlet of the heat dissipation row is fixedly communicated with the other end of the three-way pipeline through a second pipeline, and a water inlet of the heat dissipation row is communicated with one end of the cooling Chi Yuan from the water pump through a first pipeline and is used for discharging cooling water in the cooling pool.
Preferably, the side of the heat dissipation row is fixed with a heat dissipation fan support, the heat dissipation gearbox is fixed on the heat dissipation fan support, the heat dissipation fan is fixed on an output shaft of the heat dissipation gearbox, the reinforcing frame is fixed on the base plate and is in rotary fit with an input shaft of the heat dissipation gearbox, and the reinforcing frame is used for stabilizing the input shaft of the heat dissipation gearbox.
Preferably, the top of the heating conveying pipe is fixed with a feeding pool, the inner wall of the feeding pool is fixed with a planetary gear box support, a planetary gear box is fixed on the planetary gear box support, a driving motor is fixed on a shell of the planetary gear box, one end of an output shaft of the driving motor is fixed with an input shaft of the planetary gear box, an output shaft of the planetary gear box is fixed with a heating extrusion screw, the other end of the output shaft of the driving motor is fixed with a cooling fan, and the cooling fan is in transmission connection with the input shaft of the cooling gear box through a first transmission belt.
Preferably, a backflow fan is rotatably arranged at the top end of the inner wall of the feeding pool, and the backflow fan is in transmission connection with an input shaft of the heat dissipation gearbox through a second transmission belt.
Compared with the prior art, the invention has the following beneficial effects: (1) The cooling system realizes a high-efficiency cooling process through the design of various pipelines and cooling rows. The cooling water absorbs heat in the cooling pool through contact with the high-temperature plastic rubber strip, then flows through the heat dissipation row under the pushing of the water pump, and is rapidly cooled through the heat dissipation fan, so that the water temperature in the cooling pool is ensured to be kept in a proper low-temperature state. The design not only improves the cooling efficiency, but also ensures the rapid shaping and high-quality shaping of the plastic adhesive tape; (2) The invention adopts the safety measures of combining the safe cooling cylinder, the fourth pipeline, the third pipeline and the electric control valve, ensures that the heating coil can be rapidly cooled when in shutdown, and prevents the scalding risk caused by high temperature. The design provides additional safety guarantee when operators carry out equipment maintenance or emergency shutdown, and potential safety hazards are reduced; (3) According to the invention, the heating extrusion screw rod which is rotatably arranged in the heating feeding pipe is matched with the heating coil, so that a high-efficiency heating system is formed. The heating coil heats the heating extrusion screw rod in an eddy current induction mode, so that plastic particles can be melted rapidly and extruded. The system not only improves the production efficiency, but also reduces the energy consumption, and meets the requirements of modern industry on high-efficiency energy-saving equipment.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic diagram of the cooling pond structure according to the present invention.
Fig. 3 is a schematic view of a heat dissipating fan according to the present invention.
Fig. 4 is a schematic view showing the structure of the heating coil of the present invention.
FIG. 5 is a schematic view showing the internal structure of the extrusion molded tube of the present invention.
FIG. 6 is a schematic diagram of the structure of FIG. 5A according to the present invention.
FIG. 7 is a schematic view of the structure of the mounting seat of the inner molding rod of the present invention.
In the figure: 101-heat dissipation rows; 102-a heat dissipation fan bracket; 103-a first pipe; 104-a heat dissipation fan; 105-a heat dissipating gearbox; 106-a second conduit; 107-three-way pipe; 108-a water pump; 109-cooling tank; 110-a backup roll; 111-a third conduit; 112-fourth conduit; 113-a safe cooling cylinder; 114-a fifth conduit; 115-an electronically controlled valve; 116-heating coils; 117-loading pool; 118-planetary gearbox carrier; 119-planetary gearbox; 120-driving a motor; 121-cooling fan; 122-a first drive belt; 123-a reflux fan; 124-a second belt; 125-heating the extrusion screw; 126-heating the feed tube; 127-extruding a tube; 128-an inner molded stem mount; 129-extrusion nozzle; 130-clamping ring; 131-screws; 132-dismantling the motor; 133-dismantling the gear; 134-removing the fluted disc; 135-inner forming bars; 136-removing the bolt shank; 137-base plate; 138-reinforcing frame; 139-clasp cover.
Detailed Description
The technical scheme of the invention is further described below by means of specific embodiments with reference to the accompanying drawings 1-7.
The invention provides plastic adhesive tape extrusion molding equipment, which comprises an extrusion molding pipe 127, wherein an inner molding rod 135 is fixed in the extrusion molding pipe 127 along the axial direction of the extrusion molding pipe 127 in a convenient-to-detach manner, one end of the extrusion molding pipe 127 is provided with a step hole, an extrusion molding nozzle 129 is inserted into the step hole, a through hole is arranged on the extrusion molding nozzle 129, and a gap is arranged between the inner wall of the through hole and the outer surface of the inner molding rod 135 for extrusion molding of plastic adhesive tapes; the extrusion molding pipe 127 is further provided with a heating feed pipe 126 in vertical fixed communication along the radial direction of the extrusion molding pipe, a heating extrusion screw 125 is rotatably installed in the heating feed pipe 126, and a heating coil 116 is circumferentially provided on the circumferential surface of the heating feed pipe 126 for heating the heating extrusion screw 125. One end of the extrusion molding pipe 127 is fixed with a buckle cover 139, a disassembly motor 132 is fixedly arranged on the buckle cover 139, a disassembly gear 133 is fixed on an output shaft of the disassembly motor 132, an inner molding rod mounting seat 128 for mounting and positioning an inner molding rod 135 is also fixedly arranged in the extrusion molding pipe 127, a disassembly bolt rod 136 is rotatably arranged in the inner molding rod mounting seat 128, and a disassembly fluted disc 134 meshed with the disassembly gear 133 is fixedly arranged at one end of the disassembly bolt rod 136. A groove and a protrusion capable of preventing the inner molding rod 135 from swinging on the inner molding rod mounting seat 128 are arranged between the inner molding rod 135 and the inner molding rod mounting seat 128, wherein a threaded hole capable of being in threaded fit with the disassembling bolt rod 136 is further formed on the inner molding rod 135, and the extrusion molding nozzle 129 is buckled in a stepped hole formed on the extrusion molding tube 127 through a clamping ring 130 and a screw 131. The extrusion molding pipe 127 is fixed on the base plate 137, the base plate 137 is also fixed with a cooling pool 109, the cooling pool 109 is positioned below the extrusion molding nozzle 129, cooling water is arranged in the cooling pool 109 and used for cooling the molded plastic rubber strip, and a supporting roller 110 is rotatably arranged on one side, far away from the extrusion molding nozzle 129, of the inner wall of the cooling pool 109 and used for supporting the molded plastic rubber strip. The outside cover of heating coil 116 is equipped with safe cooling section of thick bamboo 113, safe cooling section of thick bamboo 113 and the fixed sealed cooperation of circumference surface of heating conveying pipe 126, the top of safe cooling section of thick bamboo 113 is provided with fourth pipeline 112, the one end that safe cooling section of thick bamboo 113 was kept away from to fourth pipeline 112 is connected with third pipeline 111, the one end that fourth pipeline 112 was kept away from to third pipeline 111 communicates with the bottom of cooling pond 109 inner wall, wherein safe cooling section of thick bamboo 113, fourth pipeline 112, the inside link up setting of third pipeline 111, the bottom of safe cooling section of thick bamboo 113 is provided with fifth pipeline 114, be provided with automatically controlled valve 115 on the fifth pipeline 114 in series. The water pump 108 is also fixed on the base plate 137, a water outlet of the water pump 108 is communicated with one end inside the cooling pond 109 and is used for pushing the cooling water inside the cooling pond 109 to flow, a water inlet of the water pump 108 is fixedly communicated with the three-way pipe 107, and the fifth pipe 114 is fixedly communicated with one end of the three-way pipe 107. The base plate 137 is also fixed with a heat dissipation row 101, and a water outlet of the heat dissipation row 101 is fixedly communicated with the other end of the three-way pipeline 107 through the second pipeline 106, and a water inlet of the heat dissipation row 101 is communicated with one end, far away from the water pump 108, of the cooling pond 109 through the first pipeline 103, and is used for discharging cooling water in the cooling pond 109. The side of the heat dissipation row 101 is fixed with a heat dissipation fan bracket 102, the heat dissipation gearbox 105 is fixed on the heat dissipation fan bracket 102, the heat dissipation fan 104 is fixed on the output shaft of the heat dissipation gearbox 105, the reinforcing frame 138 is fixed on the base plate 137, and the reinforcing frame 138 is in rotary fit with the input shaft of the heat dissipation gearbox 105 and is used for stabilizing the input shaft of the heat dissipation gearbox 105. The top of heating conveying pipe 126 is fixed with feeding pool 117, and the inner wall of feeding pool 117 is fixed with planetary gear box support 118, is fixed with planetary gear box 119 on the planetary gear box support 118, is fixed with driving motor 120 on the shell of planetary gear box 119, and one of them one end of driving motor 120 output shaft is fixed with planetary gear box 119's input shaft, and planetary gear box 119's output shaft is fixed with heating extrusion screw 125, and driving motor 120 output shaft's the other end is fixed with cooling fan 121, and cooling fan 121 passes through first drive belt 122 transmission connection with the input shaft of heat dissipation gearbox 105. A backflow fan 123 is rotatably arranged at the top end of the inner wall of the feeding pool 117, and the backflow fan 123 is in transmission connection with an input shaft of the heat dissipation gearbox 105 through a second transmission belt 124.
The invention discloses a plastic adhesive tape extrusion molding device, which has the following working principle: the required plastic particle raw materials are poured into the feeding pool 117, then the driving motor 120 is started, the output shaft of the driving motor 120 drives the heating extrusion screw 125 to rotate through the planetary gearbox 119, the plastic particles in the feeding pool 117 are conveyed into the heating conveying pipe 126 through the rotation of the heating extrusion screw 125, the heating coil 116 is started before the heating coil 116 is started, the heating coil 116 heats the heating extrusion screw 125 through a vortex induction mode, the plastic particles are melted after the heating extrusion screw 125 heats, then molten plastic particle molten liquid is extruded into the extrusion molding pipe 127 through the heating extrusion screw 125, the molten plastic particle molten liquid flows through gaps between the extrusion molding pipe 127 and the inner molding rod 135, when the molten plastic particle molten liquid flows to the position of the extrusion molding nozzle 129, the cross-sectional shape of the required plastic rubber strip is formed under the limit of the extrusion molding nozzle 129, after the molten plastic rubber strip flows out of the extrusion molding nozzle 129, the plastic rubber strip falls into cooling water in the cooling pool 109, the plastic rubber strip is cooled and molded, and then the molded plastic rubber strip and the traction reel are fixed, so that the plastic rubber strip is pulled.
Because driving motor 120 is located the top of heating extrusion screw 125, in order to prevent driving motor 120 from receiving the influence of hot air, still be provided with cooling fan 121 on driving motor 120's output shaft, cooling fan 121 blows in the material loading pond 117 with the cold air of outside, make the air that is heated flow fast, just prevent driving motor 120 by the hot air heating, can guarantee driving motor 120's work efficiency, cold air gets into in the material loading pond 117 simultaneously and can flow along the inner wall of material loading pond 117 after, will flow to backward flow fan 123 department at this moment, and backward flow fan 123 is connected with the input shaft transmission of heat dissipation gearbox 105 through second drive belt 124, and the input shaft of heat dissipation gearbox 105 is connected with cooling fan 121 transmission through first drive belt 122 again, consequently cooling fan 121 rotatory in-process can also drive backward flow fan 123 rotation, through cooling fan 121 and backward flow fan 123's cooperation, can inhale the centre of material loading pond 117 with the air, then discharge through the circumference department of material loading pond 117, prevent to produce the mess nearby in the material loading pond 117.
The input shaft of the cooling gearbox 105 rotates, the cooling fan 104 arranged on the output shaft of the cooling gearbox 105 rotates, and the cooling fan 104 rotates to drive air to rapidly pass through the cooling row 101, so that the cooling row 101 is cooled. Specifically, as the cooling water in the cooling tank 109 is heated by the plastic rubber strip in the high temperature state, the cooling water in the cooling tank 109 enters the first pipeline 103 under the driving of the water pump 108 and then enters the heat dissipation row 101, the heat dissipation row 101 heats the heated cooling water, the heat dissipation row 101 cools down the high temperature cooling water and then re-discharges the cooled cooling water to the water inlet of the water pump 108 through the second pipeline 106 and the three-way pipeline 107, and the water pump 108 sends the cooled cooling water into the cooling tank 109, so that the cooling water in the cooling tank 109 is not in the high temperature state.
Under the default state, the electric control valve 115 is in a closed state, when the whole is ready to stop running, the electric control valve 115 is opened, at the moment, the three-way pipeline 107 is communicated with the inside of the safety cooling cylinder 113, and because the three-way pipeline 107 is communicated with the water inlet of the water pump 108, the inside of the three-way pipeline 107 is in a negative pressure environment, the fifth pipeline 114, the safety cooling cylinder 113, the fourth pipeline 112 and the third pipeline 111 which are communicated with the three-way pipeline 107 are in a negative pressure environment, and the cooling water in the cooling pond 109 is sucked into the safety cooling cylinder 113, so that the heating coil 116 is cooled, the whole heat source is quickly reduced to a safe temperature, and a worker mistakenly touched by high-temperature scalds is prevented.

Claims (10)

1. The utility model provides a plastics adhesive tape extrusion molding equipment which characterized in that: the plastic extrusion molding device comprises an extrusion molding pipe (127), wherein an inner molding rod (135) is fixed in the extrusion molding pipe (127) along the axial direction of the extrusion molding pipe by adopting a convenient-to-detach mode, one end of the extrusion molding pipe (127) is provided with a step hole, an extrusion molding nozzle (129) is inserted into the step hole, a through hole is arranged on the extrusion molding nozzle (129), and a gap is arranged between the inner wall of the through hole and the outer surface of the inner molding rod (135) for extrusion molding of a plastic adhesive tape;
The extrusion molding pipe (127) is also provided with a heating feeding pipe (126) along the vertical fixed communication of the radial direction of the extrusion molding pipe, a heating extrusion screw (125) is rotatably installed in the heating feeding pipe (126), and a heating coil (116) is circumferentially arranged on the circumferential surface of the heating feeding pipe (126) and used for heating the heating extrusion screw (125).
2. A plastic strip extrusion apparatus as in claim 1, wherein: one end of the extrusion molding pipe (127) is fixedly provided with a buckle cover (139), the buckle cover (139) is fixedly provided with a disassembly motor (132), an output shaft of the disassembly motor (132) is fixedly provided with a disassembly gear (133), an inner molding rod mounting seat (128) for mounting and positioning an inner molding rod (135) is also fixedly arranged in the extrusion molding pipe (127), the inner molding rod mounting seat (128) is rotatably provided with a disassembly bolt rod (136), and one end of the disassembly bolt rod (136) is fixedly provided with a disassembly fluted disc (134) meshed with the disassembly gear (133).
3. A plastic strip extrusion apparatus as in claim 2, wherein: the extrusion molding device comprises an inner molding rod (135) and an inner molding rod mounting seat (128), wherein a groove and a bulge capable of preventing the inner molding rod (135) from swinging on the inner molding rod mounting seat (128) are arranged between the inner molding rod (135) and the inner molding rod mounting seat (128), a threaded hole capable of being in threaded fit with a disassembling bolt rod (136) is further formed in the inner molding rod (135), and an extrusion molding nozzle (129) is buckled in a stepped hole formed in an extrusion molding pipe (127) through a clamping ring (130) and a screw (131).
4. A plastic strip extrusion apparatus as claimed in claim 3, wherein: the extrusion molding pipe (127) is fixed on the base plate (137), the base plate (137) is further fixedly provided with a cooling pool (109), the cooling pool (109) is located below the extrusion molding nozzle (129), cooling water is arranged in the cooling pool (109) and used for cooling plastic rubber strips after molding is completed, and one side, far away from the extrusion molding nozzle (129), of the inner wall of the cooling pool (109) is rotatably provided with a supporting roller (110) and used for supporting the plastic rubber strips after molding is completed.
5. The plastic strip extrusion apparatus of claim 4, wherein: the outside cover of heating coil (116) is equipped with safe cooling section of thick bamboo (113), the fixed sealing fit of circumference surface of safe cooling section of thick bamboo (113) and heating conveying pipe (126), the top of safe cooling section of thick bamboo (113) is provided with fourth pipeline (112), the one end that safe cooling section of thick bamboo (113) was kept away from to fourth pipeline (112) is connected with third pipeline (111), the one end that fourth pipeline (112) was kept away from to third pipeline (111) communicates with the bottom of cooling pond (109) inner wall, wherein safe cooling section of thick bamboo (113), fourth pipeline (112), the inside link up of third pipeline (111) sets up, the bottom of safe cooling section of thick bamboo (113) is provided with fifth pipeline (114), the series connection is provided with electric control valve (115) on fifth pipeline (114).
6. The plastic strip extrusion apparatus of claim 5, wherein: the water pump (108) is further fixed on the base plate (137), a water outlet of the water pump (108) is communicated with one end inside the cooling pool (109) and used for pushing cooling water inside the cooling pool (109) to flow, a three-way pipeline (107) is fixedly communicated with a water inlet of the water pump (108), and a fifth pipeline (114) is fixedly communicated with one end of the three-way pipeline (107).
7. The plastic strip extrusion apparatus of claim 6, wherein: the base plate (137) is also fixedly provided with a heat dissipation row (101), a water outlet of the heat dissipation row (101) is fixedly communicated with the other end of the three-way pipeline (107) through a second pipeline (106), and a water inlet of the heat dissipation row (101) is communicated with one end, far away from the water pump (108), of the cooling tank (109) through a first pipeline (103) for discharging cooling water in the cooling tank (109).
8. The plastic strip extrusion apparatus of claim 7, wherein: the side of heat dissipation row (101) is fixed with heat dissipation fan support (102), is fixed with heat dissipation gearbox (105) on heat dissipation fan support (102), is fixed with heat dissipation fan (104) on the output shaft of heat dissipation gearbox (105), is fixed with reinforcing frame (138) on bed plate (137), and reinforcing frame (138) and the input shaft rotation cooperation of heat dissipation gearbox (105) are used for stabilizing the input shaft of heat dissipation gearbox (105).
9. The plastic strip extrusion apparatus of claim 8, wherein: the top of heating conveying pipe (126) is fixed with loading pond (117), the inner wall of loading pond (117) is fixed with planetary gear box support (118), be fixed with planetary gear box (119) on planetary gear box support (118), be fixed with driving motor (120) on the shell of planetary gear box (119), one of them one end of driving motor (120) output shaft is fixed with the input shaft of planetary gear box (119), the output shaft of planetary gear box (119) is fixed with heating extrusion screw (125), the other end of driving motor (120) output shaft is fixed with cooling fan (121), cooling fan (121) are connected through first drive belt (122) transmission with the input shaft of heat dissipation gearbox (105).
10. A plastic strip extrusion apparatus as in claim 9, wherein: and a backflow fan (123) is rotatably arranged at the top end of the inner wall of the feeding pool (117), and the backflow fan (123) is in transmission connection with an input shaft of the heat dissipation gearbox (105) through a second transmission belt (124).
CN202410954936.1A 2024-07-17 2024-07-17 Plastic rubber strip extrusion molding equipment Pending CN118514300A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410954936.1A CN118514300A (en) 2024-07-17 2024-07-17 Plastic rubber strip extrusion molding equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410954936.1A CN118514300A (en) 2024-07-17 2024-07-17 Plastic rubber strip extrusion molding equipment

Publications (1)

Publication Number Publication Date
CN118514300A true CN118514300A (en) 2024-08-20

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ID=92284157

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202410954936.1A Pending CN118514300A (en) 2024-07-17 2024-07-17 Plastic rubber strip extrusion molding equipment

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Country Link
CN (1) CN118514300A (en)

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