CN216544669U

CN216544669U - Automatic forming die for engineering plastics

Info

Publication number: CN216544669U
Application number: CN202122821545.7U
Authority: CN
Inventors: 袁培勇
Original assignee: Jiashan Lipin Electromechanical Co ltd
Current assignee: Jiashan Lipin Electromechanical Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-17
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to the technical field of dies, in particular to an automatic forming die for engineering plastics, which comprises a base, a controller, a discharging mechanism and a die assembly mechanism, wherein the controller is fixedly arranged on one side of the top of the base, the discharging mechanism comprises a supporting frame, an extrusion molding machine head, a sliding assembly and a clamping assembly, the supporting frame is fixedly arranged on one side of the top of the base in an inverted L shape, the extrusion molding machine head is fixedly arranged on the top of the supporting frame and penetrates through the supporting frame, the sliding assembly is fixedly arranged on one side of the top of the supporting frame, the clamping assembly is fixedly arranged on the sliding assembly, the die assembly mechanism comprises a workbench, a pressing die assembly, an air supply assembly and a cooling assembly, the automatic forming die realizes rapid and uniform cooling of a plastic parison by arranging two heat conduction plates, and two clamping rods play a role in sealing and bonding on the top of a hollow product and automatically push the hollow product, safe and reliable, accurate and controllable, and greatly improves the automatic molding and processing efficiency of engineering plastics.

Description

Automatic forming die for engineering plastics

Technical Field

The utility model relates to the technical field of molds, in particular to an automatic forming mold for engineering plastics.

Background

The engineering plastic can be used as engineering material and can replace metal to manufacture machine parts and other plastics, has excellent comprehensive performance, large rigidity, small creep, high mechanical strength, good heat resistance and good electrical insulation, can be used in harsh chemical and physical environments for a long time, and can replace metal to be used as engineering structural material.

Blow molding, also known as blow molding, is a rapidly developing plastic processing method, and the blow molding process is used for producing low-density polyethylene vials during world war ii, and in the late 50 s, the blow molding technology has been widely used with the birth of high-density polyethylene and the development of blow molding machines. The volume of the hollow container can reach thousands of liters, and computer control is adopted in some production. Plastics suitable for blow molding include polyethylene, polyvinyl chloride, polypropylene, polyester, etc., and the resulting hollow containers are widely used as industrial packaging containers, and blow molding can be classified into extrusion blow molding and injection blow molding, and newly developed multilayer blow molding and stretch blow molding, depending on the parison production method.

Although blow molding is widely applied in the manufacturing field, improvement is urgently needed, a long cooling and setting time is needed after partial blow molding in a mold is blown, the whole molding period of a product is prolonged, the production efficiency is reduced, an effective uniform cooling link is not provided, uneven cooling is easily caused in a mold cavity after blowing, the risk of stress cracking of a polyolefin plastic blow molding container is increased, partial blow molding is performed after mold opening, top residual blanks need to be manually cut and taken out, automatic production cannot be realized, and therefore an automatic molding mold for engineering plastics needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic forming die for engineering plastics.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the automatic forming die for the engineering plastics comprises a base, a controller, a discharging mechanism and a die assembly mechanism, wherein the controller is fixedly arranged on one side of the top of the base, the discharging mechanism comprises a supporting frame, an extrusion molding machine head, a sliding assembly and a clamping assembly, the supporting frame is fixedly arranged on one side of the top of the base in an inverted L shape, the extrusion molding machine head is fixedly arranged on the top of the supporting frame and penetrates through the supporting frame, the sliding assembly is fixedly arranged on one side of the top of the supporting frame, the clamping assembly is fixedly arranged on the sliding assembly, the die assembly comprises a workbench, a die assembly, an air supply assembly and a cooling assembly, the workbench is fixedly arranged on the base, the die assembly is fixedly arranged on the top of the workbench, the air supply assembly is fixedly arranged on the base and is positioned under the workbench, the cooling assembly is fixedly arranged on the base and is positioned beside the air supply assembly, the cooling assembly is fixedly connected with the die assembly.

Preferably, the fixed mounting panel that is equipped with in extruding machine top, mounting panel and support frame top fixed connection, the slip subassembly is including extending seat, cylinder, connecting rod, two dead levers, two sliders and two slide rails, the one end of extending the seat is fixed to be set up in the support frame lateral part, the cylinder is the horizontality and is fixed to be set up on extending the seat, and the output shaft of cylinder and the middle part fixed connection of connecting rod, two the dead lever symmetry sets up in the both sides of cylinder, and the equal fixed connection of one end and the support frame of two dead levers, two the slider corresponds respectively and sets up in two dead lever other end one sides, two the slide rail is spacing slip respectively and sets up on corresponding two sliders, the both ends of connecting rod and the equal fixed connection of one end that corresponds two slide rails, and the other end of two slide rails is all fixed and is equipped with the stopper.

Preferably, the centre gripping subassembly includes push rod, two planks, two first gears, two second gears and two clamping bars, two one side of planking is fixed respectively and sets up in corresponding two slide rail one sides, two first gear revolve and the meshing sets up in corresponding outer pole one end inboardly, two second gear revolve and the meshing sets up in corresponding the one end of outer pole inboardly, two first gear and two second gears are the symmetry and set up, two the clamping bar symmetry sets up between two first gears and two second gears, every the both ends of clamping bar are fixed respectively and set up on first gear and second gear, the fixed mounting bracket that is equipped with in one side of planking, the one end of push rod articulates on the mounting bracket, and the other end rotation of push rod sets up in the one end that corresponds the clamping bar.

Preferably, the die assembly comprises a base, a machine base, a motor, a threaded rod, a guide post, two die tables and two heat-conducting plates, the base is fixedly arranged at the top of the workbench, two limit chutes are symmetrically arranged at the top of the base, the two die tables are symmetrically arranged at two sides of the top of the base, a first limit post and a second limit post are symmetrically arranged at the bottom of each die table respectively, the first limit post and the second limit post are respectively and slidably connected with the two corresponding limit chutes, two ends of each limit chute are respectively and fixedly provided with a stop block, the machine base is fixedly arranged at one side of the top of the base, the motor is fixedly arranged on the machine base in a horizontal state, an output shaft of the motor is fixedly connected with one end of the threaded rod through a coupler, the other end of the threaded rod passes through the stop block and is in threaded connection with the two first limit posts, the guide post is fixedly arranged in the other limit chute and is fixedly connected with the two stop blocks, two spacing post of second and the equal sliding connection of guide post, two relative one side of moulding platform all is equipped with the installation cavity, two the heat-conducting plate is fixed respectively and sets up in corresponding two installation cavitys, and two relative one side of heat-conducting plate all is equipped with the die cavity, two the inside cooling chamber that all is equipped with of moulding platform.

Preferably, base top middle part is equipped with dodges the hole, the air feed subassembly includes loading board, high compression pump and intake pipe, the loading board is fixed to be set up on the base and is located the bottom of workstation, high compression pump is fixed to be set up on the loading board, the one end of intake pipe is fixed to be set up in high compression pump's exit end and to communicate the setting with high compression pump, the other end of intake pipe is fixed to be set up in the bottom of workstation and passes and dodge the hole and extend to the base top.

Preferably, the cooling assembly comprises a water storage tank, a water pump, a water outlet pipe, a water inlet main pipe, a flow dividing pipe, two support columns and two water injection hoses, wherein the water storage tank is fixedly arranged on the base and positioned at the bottom of the workbench, the top of the water storage tank is provided with a tank cover, the water pump is fixedly arranged on the base and positioned beside the water storage tank, one end of the water outlet pipe is fixedly arranged on one side of the bottom of the water storage tank and communicated with the inside of the water storage tank, the other end of the water outlet pipe is fixedly and communicated with the water inlet end of the water pump, the two support columns are symmetrically and fixedly arranged on one side of the top of the workbench, the flow dividing pipe is fixedly arranged on the two support columns, one end of the water inlet main pipe is fixedly and communicated with the water outlet end of the water pump, the other end of the water inlet main pipe is fixedly and communicated with the middle of the flow dividing pipe, and one ends of the two water injection hoses are respectively fixedly arranged at two ends of the flow dividing pipe, and the other ends of the two water injection hoses are respectively and fixedly arranged at the top of one side of the two die pressing tables, and the two water injection hoses are communicated with the cooling cavities corresponding to the insides of the two die pressing tables.

Preferably, two the opposite side bottom of moulding-die platform all fixedly is equipped with the drainage hose, two the other end of drainage hose all fixes and feeds through and sets up in the opposite side top of water storage box, the fixed case that gathers materials that is equipped with in workstation top, the case that gathers materials is located the workstation side.

The utility model has the beneficial effects that:

1. firstly, inputting the sequential stroke instructions of each electrical device into a controller, heating engineering plastics to a softening state, extruding a plastic parison by an extrusion molding machine head and forming a tubular shape, continuously extruding and moving the plastic parison, enabling the parison to pass through two clamping rods until an air inlet pipe in the middle of the top of a base is sleeved, closing the dies at the moment, enabling an output shaft of a motor to drive a threaded rod to rotate, enabling the threaded rod to respectively drive two first limiting columns to slide in corresponding limiting chutes in a relative direction, enabling the two first limiting columns to drive two die pressing tables to move in a relative direction, enabling the two second limiting columns to slide in a relative direction on a guide column in the other limiting chute until the two die pressing tables close the dies, and ensuring that the two die pressing tables close the dies at a constant speed by the driving of the motor and the threaded rod to avoid generating offset wrinkles due to impact on the plastic parison.

2. When the plastic parison is positioned in the cavity of the split heat-conducting plate, high-pressure gas compressed by the air pump is blown into the parison through the air inlet pipe, so that the plastic parison is blown and attached to the inner wall of the cavity, the water pump switch is turned on at the moment, the plastic parison is influenced by the suction force of the water pump, cooling water in the water storage tank enters the water inlet main pipe through the water outlet pipe and the water pump and enters the flow dividing pipe along the water inlet main pipe, the cooling water enters the cooling cavities of the two die pressing tables respectively along the water injection hoses at the two ends of the flow dividing pipe, and then the split heat-conducting plate is rapidly cooled by the cooling water, so that cooling demolding is realized, the heat-conducting plate arranged on one side of the two die pressing tables can rapidly exchange heat with the cooling water, the purpose of rapid and uniform cooling is achieved, the content in the cavity is prevented from being easily cooled unevenly, and the risk of stress cracking of the polyolefin plastic container is increased.

3. And then, a push rod switch is opened, an output shaft of the push rod drives a corresponding clamping rod to rotate, so that the clamping rod drives a corresponding first gear and a corresponding second gear to rotate anticlockwise, the first gear and the second gear drive another clamping rod to rotate anticlockwise, and then the two clamping rods clamp the top of the plastic parison.

The plastic parison is quickly and uniformly cooled by arranging the two heat conducting plates, the two clamping rods play a role in sealing and bonding the top of the hollow product and automatically push the hollow product, and the plastic parison is safe, reliable, accurate and controllable and greatly improves the automatic forming and processing efficiency of engineering plastics.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic perspective view of an extrusion head of the present invention;

FIG. 4 is a schematic perspective view of the sliding assembly and the clamping assembly of the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is a first partial exploded view of a die assembly of the present invention;

FIG. 7 is a second schematic view of the die assembly of the present invention partially disassembled;

FIG. 8 is a perspective view of the gas supply assembly of the present invention;

FIG. 9 is a schematic partially broken away view of the cooling assembly of the present invention and a die table;

in the figure: the device comprises a base 1, a collecting box 10, a controller 2, a discharging mechanism 3, a support frame 30, an extrusion molding machine head 31, a mounting plate 310, a sliding component 32, an extending seat 320, a cylinder 321, a connecting rod 322, a fixing rod 323, a sliding block 324, a sliding rail 325, a limiting block 3250, a clamping component 33, a push rod 330, an outer plate 331, a mounting frame 3310, a first gear 332, a second gear 333, a clamping rod 334, a mold clamping mechanism 4, a workbench 40, a die assembly 41, a base 410, a limiting sliding chute 4100, a block 4101, an avoiding hole 4102, a machine base 411, a motor 412, a threaded rod 413, a guide column 414, a die table 415, a first limiting column 4150, a second limiting column 4151, a mounting cavity 4152, a cooling cavity 4153, a heat conducting plate 416, a die cavity 4160, an air supply component 42, a bearing plate 420, an air pump 421, an air inlet pipe 422, a cooling component 43, a water storage box 430, a box cover 4300, a water pump 431, a water outlet pipe 432, a water inlet main pipe 433, a supporting pipe 434, a supporting column 435, a dividing pipe 434, a dividing pipe 435, a dividing pipe 433, a dividing pipe, a supporting pipe, a dividing pipe 434, a dividing pipe, A water injection hose 436 and a water discharge hose 437.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1 to 2, an automatic forming mold for engineering plastics comprises a base 1, a controller 2, a material placing mechanism 3 and a mold clamping mechanism 4, wherein the controller 2 is fixedly arranged on one side of the top of the base 1, the material placing mechanism 3 comprises a support frame 30, an extrusion molding head 31, a sliding assembly 32 and a clamping assembly 33, the support frame 30 is fixedly arranged on one side of the top of the base 1 in an inverted L shape, the extrusion molding head 31 is fixedly arranged on the top of the support frame 30 and penetrates through the support frame 30, the sliding assembly 32 is fixedly arranged on one side of the top of the support frame 30, the clamping assembly 33 is fixedly arranged on the sliding assembly 32, the mold clamping mechanism 4 comprises a workbench 40, a mold pressing assembly 41, an air supply assembly 42 and a cooling assembly 43, the workbench 40 is fixedly arranged on the base 1, the mold pressing assembly 41 is fixedly arranged on the top of the workbench 40, the air supply assembly 42 is fixedly arranged on the base 1 and is positioned under the workbench 40, the cooling assembly 43 is fixedly arranged on the base 1 and positioned beside the air supply assembly 42, and the cooling assembly 43 is fixedly connected with the die assembly 41.

Referring to fig. 3 to 5, a mounting plate 310 is fixedly disposed on the top of the extrusion molding machine head 31, the mounting plate 310 is fixedly connected to the top of the supporting frame 30, the sliding assembly 32 includes an extending base 320, a cylinder 321, a connecting rod 322, two fixing rods 323, two sliding blocks 324 and two sliding rails 325, one end of the extending base 320 is fixedly disposed on the side of the supporting frame 30, the cylinder 321 is horizontally and fixedly disposed on the extending base 320, an output shaft of the cylinder 321 is fixedly connected to the middle of the connecting rod 322, the two fixing rods 323 are symmetrically disposed on both sides of the cylinder 321, one end of each fixing rod 323 is fixedly connected to the supporting frame 30, the two sliding blocks 324 are respectively disposed on one side of the other end of each fixing rod 323, the two sliding rails 325 are respectively disposed on the two corresponding sliding blocks 324 in a limiting manner, both ends of the connecting rod 322 are fixedly connected to one end of each sliding rail 325, and the other ends of each sliding rail 325 are fixedly disposed with a limiting block 3250, when the two die pressing tables 415 are gradually opened, the output shaft of the cylinder 321 pushes the connecting rod 322 to move outwards, the connecting rod 322 drives the two sliding rails 325 and the two outer plates 331 to move outwards on the corresponding two sliding blocks 324, so that the two clamping bars 334 push out the formed hollow product, the extending base 320 provides a fixed mounting carrier for the cylinder 321, the limiting block 3250 limits the sliding blocks 324 to prevent the two outer plates 331 from sliding off, the clamping component 33 comprises a push rod 330, the two outer plates 331, two first gears 332, two second gears 333 and two clamping bars 334, one sides of the two outer plates 331 are respectively and fixedly arranged on one sides of the corresponding two sliding rails 325, the two first gears 332 rotate and are arranged on the inner sides of one ends of the corresponding outer rods in a meshed manner, the two second gears 333 rotate and are arranged on the inner sides of one ends of the corresponding outer rods in a meshed manner, the two first gears 332 and the two second gears 333 are symmetrically arranged, two clamping bars 334 are symmetrically arranged between two first gears 332 and two second gears 333, two ends of each clamping bar 334 are respectively and fixedly arranged on the first gear 332 and the second gear 333, one side of the outer plate 331 is fixedly provided with a mounting frame 3310, one end of the push rod 330 is hinged on the mounting frame 3310, the other end of the push rod 330 is rotatably arranged at one end of the corresponding clamping bar 334, when the switch of the push rod 330 is opened, the output shaft of the push rod 330 drives the corresponding clamping bar 334 to rotate, so that the clamping bar 334 drives the corresponding first gear 332 and the corresponding second gear 333 to rotate anticlockwise, the first gear 332 and the second gear 333 drive the other clamping bar 334 to rotate anticlockwise, the two clamping bars 334 clamp the top of the plastic parison, the two outer bars provide fixed mounting carriers for the two slide rails 325 and the connecting rod 322, and the mounting frame 3310 provides a mounting carrier for the push rod 330.

Referring to fig. 6 to 7, the die assembly 41 includes a base 410, a base 411, a motor 412, a threaded rod 413, a guide post 414, two die tables 415 and two heat conducting plates 416, the base 410 is fixedly disposed on the top of the worktable 40, the top of the base 410 is symmetrically provided with two limit sliding slots 4100, the two die tables 415 are symmetrically disposed on two sides of the top of the base 410, the bottom of each die table 415 is symmetrically provided with a first limit post 4150 and a second limit post 4151, the first limit post 4150 and the second limit post 4151 are slidably connected with the two corresponding limit sliding slots 4100, two ends of the two limit sliding slots 4100 are fixedly provided with a stop 4101, the base 411 is fixedly disposed on one side of the top of the base 1, the motor 412 is fixedly disposed on the base 411 in a horizontal state, an output shaft of the motor 412 is fixedly connected with one end of the threaded rod 413 through a coupling, the other end of the threaded rod 413 passes through the stop 4101 and is in threaded connection with both the two first limit posts 4150, the guiding column 414 is fixedly arranged in the other limiting sliding groove 4100 and fixedly connected with the two stoppers 4101, the two second limiting columns 4151 are slidably connected with the guiding column 414, the opposite sides of the two die stages 415 are respectively provided with an installation cavity 4152, the two heat conducting plates 416 are respectively fixedly arranged in the corresponding two installation cavities 4152, the opposite sides of the two heat conducting plates 416 are respectively provided with a die cavity 4160, the inside of the two die stages 415 is respectively provided with a cooling cavity 4153, when the die assembly is carried out, the output shaft of the motor 412 drives the threaded rod 413 to rotate, the threaded rod 413 respectively drives the two first limiting columns 4150 to slide in the corresponding limiting sliding grooves 4100, so that the two first limiting columns 4150 drive the two die stages 415 to move in opposite directions, at the moment, the two second limiting columns 4151 slide in the guiding column 414 in the other limiting sliding groove 4100 in opposite directions until the two die stages 415 close the die, and are driven by the motor 412 and the threaded rod 413, the die can be guaranteed to be closed at a constant speed by the two die pressing tables 415, offset wrinkles caused by impact on the plastic parison are avoided, the plastic parison can be cooled rapidly and uniformly by the two heat conduction plates 416, uneven cooling is avoided being easily caused in the die cavity 4160, and therefore the risk of stress cracking of the polyolefin plastic blow molding container is increased, the base 410 provides a sliding carrier for the two die pressing tables 415, the base 411 provides a fixed installation carrier for the motor 412, the guide columns 414 play a role in guiding the two die pressing tables 415, and the lateral stress of the two first limiting columns 4150 during sliding is reduced.

Referring to fig. 8, an avoiding hole 4102 is formed in the middle of the top end of the base 410, the air supply assembly 42 includes a bearing plate 420, a high pressure air pump 421 and an air inlet pipe 422, the bearing plate 420 is fixedly disposed on the base 1 and located at the bottom of the workbench 40, the high pressure air pump 421 is fixedly disposed on the bearing plate 420, one end of the air inlet pipe 422 is fixedly disposed at the outlet end of the high pressure air pump 421 and is communicated with the high pressure air pump 421, the other end of the air inlet pipe 422 is fixedly disposed at the bottom of the workbench 40 and extends to the top of the base 410 through the avoiding hole 4102, when a plastic parison is located in the mold cavity 4160 of the split heat conducting plate 416, the air pump 421 compresses high pressure air and blows the air into the parison through the air inlet pipe 422, so that the plastic parison is blown to be tightly attached to the inner wall of the mold cavity 4160, and the avoiding hole 2 is used for providing an air inlet for the air inlet pipe 422.

Referring to fig. 9, the cooling module 43 includes a water tank 430, a water pump 431, a water outlet pipe 432, a main water inlet pipe 433, a diversion pipe 434, two support columns 435 and two water injection hoses 436, the water tank 430 is fixedly disposed on the base 1 and located at the bottom of the workbench 40, a tank cover 4300 is disposed at the top of the water tank 430, the water pump 431 is fixedly disposed on the base 1 and located beside the water tank 430, one end of the water outlet pipe 432 is fixedly disposed at one side of the bottom of the water tank 430 and communicated with the inside of the water tank 430, the other end of the water outlet pipe 432 is fixedly and communicated with a water inlet end of the water pump 431, the two support columns 435 are symmetrically and fixedly disposed at one side of the top of the workbench 40, the diversion pipe 434 is fixedly disposed on the two support columns 435, one end of the main water inlet pipe 433 is fixedly and communicated with a water outlet end of the water pump 431, and the other end of the main water inlet pipe 433 is fixedly and communicated with the middle of the diversion pipe 434, one end of each of the two water injection hoses 436 is fixedly arranged at the two ends of the diversion pipe 434, the other end of each of the two water injection hoses 436 is fixedly arranged at the top of one side of each of the two die stages 415, and the two water injection hoses 436 are communicated with the cooling cavities 4153 corresponding to the two die stages 415, when the water pump 431 is started, under the influence of suction force of the water pump 431, cooling water in the water storage tank 430 enters the water inlet main pipe 433 through the water outlet pipe 432 and the water pump 431 and enters the diversion pipe 434 along the water inlet main pipe 433, so that the cooling water enters the cooling cavities 4153 of the two die stages 415 along the water injection hoses 436 at the two ends of the diversion pipe 434, and further rapidly cools the split heat conduction plates 416, the tank cover 4300 is arranged to facilitate replacement of the cooling water in the water storage tank 430, the two water injection hoses 436 can move along with the die stages 415 while water enters, and the bottom of the other sides of the two die stages 415 is fixedly provided with the drainage hoses 437, the other ends of the two drainage hoses 437 are fixed and communicated with the top of the other side of the water storage tank 430, the material collection box 10 is fixedly arranged on the top of the workbench 40, the material collection box 10 is located beside the workbench 40, cooling water enters the cooling cavity 4153 along with the two water injection hoses 436, the cooling water is discharged into the water storage tank 430 from the two drainage hoses 437, when the purpose of circulating cooling is achieved, the movement of the die table 415 is not influenced when the two drainage hoses 437 discharge water, and the material collection box 10 is a hollow product for collecting and forming.

The working principle is as follows: the controller 2 is operated to heat the engineering plastic to a softened state, the plastic parison is extruded by the extrusion molding machine head 31 to form a tubular shape, the plastic parison is continuously extruded and moves downwards, the parison passes through the two clamping rods 334 until the air inlet pipe 422 at the middle of the top of the base 410 is sleeved, the mold closing is carried out at the moment, the controller 2 turns on a switch of the motor 412, an output group of the motor 412 drives the threaded rod 413 to rotate, the threaded rod 413 respectively drives the two first limiting columns 4150 to slide towards each other in the corresponding limiting sliding grooves 4100, so that the two first limiting columns 4150 drive the two mold pressing tables 415 to move towards each other, at the moment, the two second limiting columns 4151 slide towards each other on the guide columns 414 in the other limiting sliding grooves 4100 until the two mold pressing tables 415 carry out mold closing, at the moment, the plastic parison is positioned in the mold cavity 4160 of the split heat conducting plate 416, the controller 2 turns on a switch of the air pump 421, and compressed high-pressure air of the air pump 421 is blown into the parison through the air inlet pipe 422, so that the plastic parison is blown to cling to the inner wall of the mold cavity 4160, at the moment, the controller 2 turns on the switch of the water pump 431, affected by the suction force of the water pump 431, the cooling water in the water storage tank 430 enters the water inlet main pipe 433 through the water outlet pipe 432 and the water pump 431, enters the diversion pipe 434 along the water inlet main pipe 433, so that the cooling water enters the cooling cavities 4153 of the two mold pressing tables 415 along the water injection hoses 436 at the two ends of the diversion pipe 434 respectively, the cooling water rapidly cools the split heat conduction plates 416 to realize cooling mold release, meanwhile, the controller 2 turns on the switch of the push rod 330, the output shaft of the push rod 330 drives one corresponding clamping rod 334 to rotate, so that the clamping rod 334 drives the corresponding first gear 332 and the second gear 333 to rotate anticlockwise, the first gear 332 and the second gear 333 drive the other clamping rod 334 to rotate anticlockwise, and then the two clamping rods 334 clamp the top of the plastic parison, and rotate along with the reverse rotation of the output shaft of the motor 412, the two die pressing tables 415 are gradually opened, at this time, the output shaft of the air cylinder 321 pushes the connecting rod 322 to move outwards, the connecting rod 322 drives the two sliding rails 325 and the two outer plates 331 to move outwards, so that the two clamping rods 334 push out the formed hollow product, and along with the pushing of the output shaft of the push rod 330, the two clamping rods 334 release the hollow product and fall into the material collecting box 10.

Claims

1. An automatic forming die for engineering plastics comprises a base (1), a controller (2), a discharging mechanism (3) and a die assembly mechanism (4), and is characterized in that the controller (2) is fixedly arranged on one side of the top of the base (1), the discharging mechanism (3) comprises a support frame (30), an extrusion molding machine head (31), a sliding assembly (32) and a clamping assembly (33), the support frame (30) is fixedly arranged on one side of the top of the base (1) in an inverted L shape, the extrusion molding machine head (31) is fixedly arranged on the top of the support frame (30) and penetrates through the support frame (30), the sliding assembly (32) is fixedly arranged on one side of the top of the support frame (30), the clamping assembly (33) is fixedly arranged on the sliding assembly (32), the die assembly mechanism (4) comprises a workbench (40), a die assembly (41), an air supply assembly (42) and a cooling assembly (43), workstation (40) fixed set up on base (1), moulding-die subassembly (41) are fixed to be set up in workstation (40) top, air feed subassembly (42) are fixed to be set up on base (1) and lie in workstation (40) under, cooling module (43) are fixed to be set up on base (1) and lie in air feed subassembly (42) side, cooling module (43) and moulding-die subassembly (41) fixed connection.

2. The automatic forming mold for engineering plastics as claimed in claim 1, wherein a mounting plate (310) is fixedly disposed on the top of the extrusion molding machine head (31), the mounting plate (310) is fixedly connected to the top of the supporting frame (30), the sliding assembly (32) comprises an extending base (320), a cylinder (321), a connecting rod (322), two fixing rods (323), two sliding blocks (324) and two sliding rails (325), one end of the extending base (320) is fixedly disposed on the side of the supporting frame (30), the cylinder (321) is horizontally and fixedly disposed on the extending base (320), the output shaft of the cylinder (321) is fixedly connected to the middle of the connecting rod (322), the two fixing rods (323) are symmetrically disposed on two sides of the cylinder (321), one ends of the two fixing rods (323) are fixedly connected to the supporting frame (30), the two sliding blocks (324) are correspondingly disposed on one side of the other ends of the two fixing rods (323), two slide rail (325) are spacing slip respectively and set up on corresponding two slider (324), the both ends of connecting rod (322) and the equal fixed connection of one end that corresponds two slide rail (325), and the other end of two slide rail (325) all is fixed and is equipped with stopper (3250).

3. The automatic forming mold for engineering plastics according to claim 2, wherein the clamping assembly (33) comprises a push rod (330), two outer plates (331), two first gears (332), two second gears (333), and two clamping rods (334), one side of each of the two outer plates (331) is fixedly disposed at one side of a corresponding one of the two slide rails (325), the two first gears (332) are rotatably and meshingly disposed at an inner side of one end of a corresponding outer rod, the two second gears (333) are rotatably and meshingly disposed at an inner side of one end of a corresponding outer rod, the two first gears (332) and the two second gears (333) are symmetrically disposed, the two clamping rods (334) are symmetrically disposed between the two first gears (332) and the two second gears (333), and two ends of each clamping rod (334) are fixedly disposed on the first gears (332) and the two second gears (333), respectively, one side of planking (331) is fixed and is equipped with mounting bracket (3310), the one end of push rod (330) articulates on mounting bracket (3310), and the other end of push rod (330) rotates and sets up in the one end that corresponds clamping bar (334).

4. The automatic forming die for the engineering plastics according to claim 3, wherein the die assembly (41) comprises a base (410), a base (411), a motor (412), a threaded rod (413), a guide post (414), two die tables (415) and two heat conducting plates (416), the base (410) is fixedly arranged at the top of the workbench (40), two limit sliding grooves (4100) are symmetrically arranged at the top of the base (410), the two die tables (415) are symmetrically arranged at two sides of the top of the base (410), a first limit post (4150) and a second limit post (4151) are symmetrically arranged at the bottom of each die table (415) respectively, the first limit post (4150) and the second limit post (4151) are respectively connected with the two corresponding limit sliding grooves (4100) in a sliding manner, two ends of the two limit sliding grooves (4100) are respectively and fixedly provided with a stop block (4101), the base (411) is fixedly arranged on one side of the top of the base (1), the motor (412) is fixedly arranged on the base (411) in a horizontal state, and the output shaft of the motor (412) is fixedly connected with one end of the threaded rod (413) through a coupler, the other end of the threaded rod (413) passes through the stop block (4101) and is in threaded connection with the two first limit columns (4150), the guide column (414) is fixedly arranged in the other limit sliding groove (4100) and is fixedly connected with the two stop blocks (4101), the two second limit columns (4151) are in sliding connection with the guide column (414), the opposite sides of the two die pressing tables (415) are respectively provided with an installation cavity (4152), the two heat conducting plates (416) are respectively and fixedly arranged in the corresponding two installation cavities (4152), and the opposite sides of the two heat-conducting plates (416) are respectively provided with a die cavity (4160), and the two die pressing tables (415) are respectively internally provided with a cooling cavity (4153).

5. The automatic forming die for the engineering plastic as claimed in claim 4, wherein an avoiding hole (4102) is formed in the middle of the top end of the base (410), the air supply assembly (42) comprises a bearing plate (420), a high pressure air pump (421) and an air inlet pipe (422), the bearing plate (420) is fixedly arranged on the base (1) and located at the bottom of the workbench (40), the high pressure air pump (421) is fixedly arranged on the bearing plate (420), one end of the air inlet pipe (422) is fixedly arranged at the outlet end of the high pressure air pump (421) and communicated with the high pressure air pump (421), and the other end of the air inlet pipe (422) is fixedly arranged at the bottom of the workbench (40) and extends to the top of the base (410) through the avoiding hole (4102).

6. The automatic forming die for the engineering plastics as claimed in claim 5, wherein the cooling assembly (43) comprises a water storage tank (430), a water pump (431), a water outlet pipe (432), a main water inlet pipe (433), a flow dividing pipe (434), two supporting columns (435) and two water injection hoses (436), the water storage tank (430) is fixedly arranged on the base (1) and is positioned at the bottom of the workbench (40), a box cover (4300) is arranged at the top of the water storage tank (430), the water pump (431) is fixedly arranged on the base (1) and is positioned beside the water storage tank (430), one end of the water outlet pipe (432) is fixedly arranged at one side of the bottom of the water storage tank (430) and is communicated with the inside of the water storage tank (430), the other end of the water outlet pipe (432) is fixedly communicated with a water inlet end of the water pump (431), the two supporting columns (435) are symmetrically and fixedly arranged at one side of the top of the workbench (40), shunt tubes (434) are fixedly arranged on two support columns (435), one end of a water inlet main pipe (433) is fixed and communicated to be arranged at the water outlet end of a water pump (431), the other end of the water inlet main pipe (433) is fixed and communicated to be arranged at the middle part of the shunt tubes (434), one ends of two water injection hoses (436) are respectively fixedly arranged at two ends of the shunt tubes (434), the other ends of the two water injection hoses (436) are respectively fixedly arranged at the top of one side of two die pressing tables (415), and the two water injection hoses (436) are communicated with cooling cavities (4153) corresponding to the insides of the two die pressing tables (415).

7. The automatic forming die for the engineering plastics as claimed in claim 6, wherein two drainage hoses (437) are fixedly arranged at the bottom of the other side of the two die pressing tables (415), the other ends of the two drainage hoses (437) are fixedly and communicatively arranged at the top of the other side of the water storage tank (430), the material collecting box (10) is fixedly arranged at the top of the workbench (40), and the material collecting box (10) is located beside the workbench (40).