CN115570771B

CN115570771B - Blow molding machine for producing anesthetic mask

Info

Publication number: CN115570771B
Application number: CN202211220985.XA
Authority: CN
Inventors: 雷斌宝; 雷斌磊; 邓攀
Original assignee: Hunan Lidesen Medical Instrument Co ltd
Current assignee: Hunan Lidesen Medical Instrument Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2024-10-22
Anticipated expiration: 2042-10-08
Also published as: CN115570771A

Abstract

The invention relates to the technical field of blow molding machines, and provides a blow molding machine for producing an anesthetic mask, which comprises a frame, an extruder, two blowing mechanisms, an extrusion parison, a tubular anesthetic mask blank, a blowing mechanism and a blowing mechanism, wherein the extrusion parison is connected with the extruder and is used for extruding the tubular anesthetic mask blank; two groups of blow molding dies are used for clamping the raw materials of the tubular anesthetic mask and blow molding the anesthetic mask; the moving mechanism is arranged on the frame; the placing table is in sliding fit with the moving mechanism and is used for placing the replaced blow molding die and installing the blow molding die; the mold clamping mechanism is arranged on the moving mechanism through the lifting mechanism and is detachably connected with the blow molding mold through the connecting assembly, and the mold clamping mechanism is used for opening and closing the blow molding mold; the cutting assembly is arranged on the frame and used for cutting off the tubular blank extruded by the extrusion parison.

Description

Blow molding machine for producing anesthetic mask

Technical Field

The invention relates to the technical field of blow molding machines, in particular to a blow molding machine for producing an anesthetic mask.

Background

The anesthesia mask is used for supplying oxygen and anesthesia, for example, before the intravenous general anesthesia cannula is implemented, the mask is used for covering the mouth and the nose of a patient, so that the patient can inhale high-flow pure oxygen, namely preoxygenation, and the oxygen content in the lung of the patient is increased, so that the general anesthesia cannula is fully implemented; when the general anesthesia is needed to be inhaled into a patient, the mask is used for covering the mouth and the nose of the patient, and high-concentration oxygen and anesthetic are led into the body through the breathing of the patient, so that the purpose of anesthesia administration is achieved.

The existing anaesthetic mask blow molding machine mainly comprises a raw material plasticizing injection part, a mold clamping part, a rotary workbench, a demolding device, a mold, an auxiliary device, a control system and the like. The working process is that according to the requirement of the product molding material formula, the evenly mixed raw materials are put into a molding machine, the raw materials are melted after entering a machine barrel, a screw rod moves forward, the injection molten materials enter a parison molding die cavity of a core rod for molding, the parison is cooled, then the parison is opened and blown into a lower half die cavity of a station for die assembly, the parison is clamped by a die, compressed air is blown into the central hole of the core rod, the parison is blown and clung to the die cavity wall, and the parison is shaped into a product shape, and the parison is opened after cooling and shaping; the rod rotates 120 degrees to the demoulding station again, the product is pushed out from the core rod, and the working procedures of raw material plasticization, injection molding, inflation molding, cooling and demoulding of product production are completed.

But connect through a plurality of bolts between mould and the blowing machine among the above-mentioned current anaesthetic mask blowing machine, anaesthetic mask exists the different models of multiple, the size of its gasbag of anaesthetic mask of different models is different, the mould of the gasbag of production anaesthetic mask is also different, when producing processing anaesthetic mask to different models, need change different anaesthetic mask blowing moulds, need rotate the bolt when changing anaesthetic mask blowing mould, because the bolt is screwed, still need use appurtenance such as extension bar etc. to dismouting the bolt, anaesthetic mask blowing mould is connected with the cooling tube simultaneously, need dismantle the cooling tube when changing the blowing mould, install the cooling tube again after changing the blowing mould, the time is longer at the blowing machine in the change process, influence is great to the blowing process, it uses the shaping process of swivel work head control anaesthetic mask simultaneously, it is once produced to carry out to the drawing of patterns station to the goods that will blow-mould, the production continuity is relatively poor, production efficiency is lower.

Disclosure of Invention

(One) solving the technical problems

Aiming at the defects of the prior art, the invention provides a blow molding machine for producing an anesthetic mask, which aims to solve the problems that the prior art in the background art is inconvenient to quickly replace a blow molding die of the anesthetic mask and the efficiency of producing the anesthetic mask is low.

(II) technical scheme

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a blowing machine is used in anaesthetic mask production, includes frame, is used for extruding the extruder that melts anaesthetic mask raw materials and two blowing mechanisms that are used for carrying out blow molding to anaesthetic mask, still includes:

an extrusion parison, the extrusion parison being connected to the extruder for extruding a tubular anaesthetic mask blank;

two groups of blow molding dies are used for clamping the raw materials of the tubular anesthetic mask and blow molding the anesthetic mask;

the moving mechanism is arranged on the frame and used for driving the blow molding die to move;

the placing table is in sliding fit with the moving mechanism and is used for placing the replaced blow molding die and installing the blow molding die;

the mold clamping mechanism is arranged on the moving mechanism through a lifting mechanism, is detachably connected with the blow molding mold through a connecting assembly and is used for opening and closing the blow molding mold;

and the cutting assembly is arranged on the frame and is used for cutting off the tubular blank extruded by the extrusion parison.

For the drive blowing mould removes to different stations, moving mechanism includes removal track, two mobile stations, two first electronic jars and two second electronic jars, remove the track with frame fixed connection, the mobile station with remove track sliding connection, first electronic jar is installed on the removal track, the second electronic jar is installed through the mounting panel the output of first electronic jar, the output of second electronic jar with the mobile station is connected, elevating system installs on the mobile station.

For realizing placing and spacing to blow molding mould, place the platform including removing base, a plurality of bracing piece and two support frames, remove the bottom of base and install a plurality of universal wheels, the support frame passes through the bracing piece and connects remove the top of base, blow molding mould fixedly connected with a plurality of pieces of placing, place the piece with the support frame is sliding fit.

For realizing the switching of blowing mould, locking mechanism includes two third electronic jars and two installing frames, the third electronic jar is installed on elevating system, the output of third electronic jar is through coupling assembling and installing frame detachable connection, blowing mould and two installing frames detachable connection.

For driving the locking mechanism to lift, realize the dismouting of locking mechanism and blowing mould, elevating system includes fourth electronic jar and crane, fourth electronic jar fixed mounting is in the top of mobile station, the crane is connected the output of fourth electronic jar, locking mechanism installs on the crane.

For realizing the detachable connection of locking mechanism and blowing mould, coupling assembling includes a plurality of sliders, a plurality of slide and a plurality of gag lever post, the slider with blowing mould fixed connection, the slide is connected with the third electronic jar that corresponds, the slider with slide sliding connection, the gag lever post with the slide is sliding fit, and a plurality of spacing holes that match with the gag lever post have been seted up on the slider, gag lever post fixedly connected with arm-tie, the arm-tie with the slide contact, the material of arm-tie is magnet, and the material of slide is iron metal.

For cutting the parison after the mode locking, cutting assembly includes motor and cutting knife, the motor is installed in the frame, the cutting knife with the output fixed connection of motor.

Further, the top end of the moving mechanism is connected with a collecting box, the bottom of the collecting box is in a slope shape, and one end, far away from the rack, of the bottom wall of the collecting box is the end with lower height.

Preferably, a plurality of limiting blocks are fixedly connected to the bottom end of the mounting frame, and two corresponding limiting blocks are slidably connected with sliding rails.

(III) beneficial effects

Compared with the prior art, the invention provides a blow molding machine for producing anesthetic masks, which has the following beneficial effects:

1. In the invention, the blow molding mould with the required model is placed on the placing table, the cooling pipe and the like are arranged on the blow molding mould in advance, the clamping mechanism and the blow molding mould can be conveniently and quickly assembled and disassembled through the connecting component, the clamping mechanism can be driven to descend through the lifting mechanism, the separation of the clamping mechanism and the blow molding mould is realized, the clamping mechanism can be moved through the moving mechanism, the clamping mechanism is moved to the lower part of the blow molding mould with the required model, the clamping mechanism is driven to ascend through the lifting mechanism, the clamping mechanism is connected with the new blow molding mould through the connecting component, and the original blow molding mould is moved to other positions through the placing table.

2. According to the invention, the anesthetic mask raw material is heated to a molten state through an extruder and extruded through an extrusion parison, a mold clamping mechanism drives a blow molding mold to clamp the parison, then the parison is cut through a cutting assembly, a moving mechanism moves the blow molding mold to the lower part of a blowing mechanism, another blow molding mold moves to the lower part of the extrusion parison, the blowing mechanism blows the parison to be tightly adhered to a cavity wall to form a product shape, the mold is opened after cooling and shaping, anesthetic mask products are collected, the blow molding mold under the extrusion parison continues to perform blow molding work, and the anesthetic mask blow molding machine continuously works.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

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

FIG. 2 is a schematic view of a partially cut-away perspective structure of the invention with the cooperation of a moving track, a moving table, a first electric cylinder, a second electric cylinder, etc.;

FIG. 3 is a schematic perspective view of the fourth electric cylinder, the lifting frame, the telescopic rod, the sliding block and the like of the invention;

FIG. 4 is a schematic perspective view of a fourth electric cylinder, a lifting frame, a telescopic rod, a sliding block and the like in the invention;

FIG. 5 is a schematic exploded perspective view of the slider, slide, stop lever, and pull plate of the present invention;

FIG. 6 is a schematic perspective view of the invention showing the cooperation of the insert rod, the movable base, the support rod and the support frame;

fig. 7 is a schematic perspective view of a cutting assembly according to the present invention.

Reference numerals in the drawings represent respectively:

1. A frame; 2. an extruder; 3. an inflation mechanism; 4. extruding a parison; 5. a blow molding die; 6. a collection box;

100. a moving mechanism; 101. a moving track; 102. a mobile station; 103. a first electric cylinder; 104. a second electric cylinder;

200. A mold closing mechanism; 201. a third electric cylinder; 202. a mounting frame; 203. a slide rail;

300. A cutting assembly; 301. a motor; 302. a cutting knife;

400. A placement table; 401. a rod; 402. a movable base; 403. a support rod; 404. a support frame; 405. a universal wheel; 406. placing a block;

500. A lifting mechanism; 501. a fourth electric cylinder; 502. a lifting frame; 503. a telescopic rod;

600. A connection assembly; 601. a slide block; 602. a slide; 603. a limit rod; 604. pulling the plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples

Referring to fig. 1, a blow molding machine for producing an anesthetic mask includes a frame 1, a control system, an extruder 2 and two blowing mechanisms 3, wherein the control system is used for setting process parameters and the like of the blow molding machine for producing the anesthetic mask, controlling the whole blow molding process of the anesthetic mask, putting anesthetic mask air bag raw materials into the extruder 2, the extruder 2 can heat the anesthetic mask air bag raw materials to a molten state and extrude the anesthetic mask air bag raw materials in the molten state through a screw, the blowing mechanisms 3 can blow air into the blow molding mold 5, and a parison is tightly adhered to the inner wall of the blow molding mold 5 to form a product, which is a well known technology in the art, and can refer to a hollow blow molding machine with the model of SQ-LM001 produced by Hebei Sanqing limited company.

Referring to fig. 1, a blow molding machine for producing an anesthetic mask further includes an extrusion parison 4, two sets of blow molds 5, a moving mechanism 100, a clamping mechanism 200, and a cutting assembly 300.

The extrusion parison 4 is connected with the extruder 2 and is used for extruding a tubular anesthetic mask blank, and the anesthetic mask raw material in a molten state extruded by the extruder 2 is extruded into a hollow tubular parison through the extrusion parison 4 and is extruded downwards for clamping of the blow molding die 5 and subsequent blow molding;

Referring to fig. 1 and 2, a moving mechanism 100 is installed on a frame 1 and is used for driving a blow molding die 5 to move, the moving mechanism 100 comprises a moving track 101, two moving tables 102, two first electric cylinders 103 and two second electric cylinders 104, the moving track 101 is fixedly connected with the frame 1, the moving track 101 is fixedly connected with a plurality of sliding rails 203, a plurality of track grooves matched with the sliding rails 203 are formed in the moving table 102, the sliding rails 203 are in sliding fit with the moving track 101 through the sliding grooves, the first electric cylinders 103 are fixedly installed on the moving track 101, the second electric cylinders 104 are installed at the output ends of the first electric cylinders 103 through mounting plates, the two first electric cylinders 103 are symmetrically arranged relative to an extrusion parison 4, the bottom end of the moving table 102 is fixedly connected with a moving plate, the output ends of the second electric cylinders 104 are connected with the moving plate, and a lifting mechanism 500 is installed on the moving table 102;

when the station of the blow molding die 5 needs to be changed, the moving table 102 can be driven to move through the expansion and contraction of the second electric cylinder 104, so that the corresponding blow molding die 5 is driven to move, the two second electric cylinders 104 respectively control the two moving tables 102, so that the independent movement of the two blow molding dies 5 is realized, one blow molding die 5 is positioned below the extrusion parison 4, the other blow molding die 5 is positioned below the blowing mechanism 3, the synchronous extrusion and blowing can be realized, and the continuous production of the anesthetic mask air bag is realized, and the production efficiency is higher.

Referring to fig. 3 and 4, the clamping mechanism 200 is mounted on the moving mechanism 100 through a lifting mechanism 500, the clamping mechanism 200 is detachably connected with the blow mold 5 through a connecting assembly 600, the clamping mechanism 200 is used for opening and closing the blow mold 5, the clamping mechanism 200 comprises two third electric cylinders 201 and two mounting frames 202, the third electric cylinders 201 are fixedly mounted on the lifting mechanism 500, the two third electric cylinders 201 are symmetrically arranged relative to the blow mold 5, the output ends of the third electric cylinders 201 are detachably connected with the mounting frames 202 through the connecting assembly 600, the blow mold 5 comprises two mold bodies, the mold bodies are detachably connected with the corresponding mounting frames 202 through a plurality of bolts, the bottom ends of the mounting frames 202 are fixedly connected with a plurality of limiting blocks, and the corresponding two limiting blocks are slidably connected with sliding rails 203;

When the extruded anesthetic mask tubular parison is clamped, the installation frame 202 and the blow molding die 5 can be driven to be close to each other through the extension of the third electric cylinder 201, the tubular parison is clamped, the expansion and the contraction of the two third electric cylinders 201 are synchronous, so that the synchronous movement of the two die bodies is realized, the opening and closing of the blow molding die 5 is realized, when a product is demolded, the two third electric cylinders 201 are controlled to drive the two die bodies to be far away from each other, the anesthetic mask airbag finished product can be separated from the cavity of the blow molding die 5, and the stability during the opening and closing of the die can be further improved through the sliding fit of the limiting block and the sliding rail 203.

Referring to fig. 7, a cutting assembly 300 is mounted on a frame 1 for cutting a tubular blank extruded from an extruded parison 4, the cutting assembly 300 includes a motor 301 and a cutter 302, the motor 301 is fixedly mounted on the frame 1 through a mounting frame, the motor 301 is located at the extruded parison 4, and the cutter 302 is fixedly mounted at an output end of the motor 301;

When the extruded tubular parison is clamped by the blow mould 5, the motor 301 drives the cutter 302 to rotate, so that the parison can be cut, the subsequent tubular parison and the molded parison are separated, the subsequent parison is extruded continuously, and the motor 301 drives the cutter 302 to be positioned far away from the blow mould 5 and the extruded parison 4, so that no obstruction is generated to the extrusion of the parison and the movement of the blow mould 5.

Referring to fig. 1 and 3, a collecting box 6 is connected to the top end of the mobile station 102, the bottom of the collecting box 6 is in a slope shape, and the end of the bottom wall of the collecting box 6 far away from the frame 1 is the end with lower height;

After the blow molding is completed, the third electric cylinder 201 drives the two mold bodies to be mutually far away after the cooling, so that mold opening is realized, the anesthetic mask air bag is separated from the cavity of the blow molding mold 5 after mold opening, falls into the collecting box 6 and slides down through the collecting box 6, and a collecting device is arranged at the slope bottom of the collecting box 6 to collect the molded anesthetic mask air bag.

Example 2

Referring to fig. 1 and 6, on the basis of embodiment 1, a blow molding machine for producing an anesthetic mask in embodiment 2 further includes a placement table 400 for placing a replaced blow molding mold 5, mounting the blow molding mold 5, wherein the placement table 400 is fixedly connected with a plurality of inserting rods 401, a plurality of insertion holes matched with the inserting rods 401 are formed in a moving track 101, the inserting rods 401 and the insertion holes are in sliding fit, the placement table 400 includes a moving base 402, a plurality of support rods 403 and two support frames 404, a plurality of universal wheels 405 are mounted at the bottom end of the moving base 402, the support frames 404 are connected to the top end of the moving base 402 through the support rods 403, the blow molding mold 5 is fixedly connected with a plurality of placement blocks 406, the placement blocks 406 are in sliding fit with the support frames 404, and the height of the support frames 404 is matched with the height of the placement blocks 406 of the blow molding mold 5 in operation;

When the blow molding mold 5 needs to be replaced, the selected blow molding mold 5 is placed on the support frame 404 through the placement block 406, the placement table 400 is supported, the stability of the placement table is guaranteed, the inserting rod 401 is inserted into the corresponding inserting hole, the placement table 400 is slidably mounted on the moving track 101, and accordingly the replaced blow molding mold 5 is located at a position parallel to the blow molding mold 5 in operation, and the replaced blow molding mold 5 can be connected with a cooling pipeline on the support frame 404.

Referring to fig. 3 and 4, the lifting mechanism 500 includes a fourth electric cylinder 501 and a lifting frame 502, the fourth electric cylinder 501 is fixedly installed at the top end of the mobile station 102, the lifting frame 502 is connected to the output end of the fourth electric cylinder 501, the third electric cylinder 201 is installed on the lifting frame 502, and a plurality of telescopic rods 503 are connected between the mobile station 102 and the lifting frame 502;

when the blow molding mold 5 needs to be disassembled, the lifting frame 502 can be driven to lift through the fourth electric cylinder 501, the placement table 400 can support the mounted blow molding mold 5, so that the separation of the lifting frame 502 and the blow molding mold 5 is realized, the telescopic rod 503 is of a common sliding cylinder sliding rod matching structure on the market, and the lifting of the lifting frame 502 can be matched through the telescopic of the telescopic rod 503, so that the stability of the blow molding mold is improved.

Referring to fig. 4 and 5, the connecting assembly 600 includes a plurality of sliding blocks 601, a plurality of sliding seats 602 and a plurality of limiting rods 603, the sliding blocks 601 are fixedly connected to one end of two mold bodies far away from each other, the sliding seats 602 located on the same side of the blow mold 5 are fixedly connected through connecting plates, the connecting plates are fixedly connected with the output ends of the corresponding third electric cylinders 201, sliding grooves matched with the sliding blocks 601 are formed in the sliding seats 602, the tops of the sliding grooves are communicated with the outside, the limiting rods 603 are in sliding fit with the sliding seats 602, a plurality of limiting holes matched with the limiting rods 603 are formed in the sliding seats 601, the limiting rods 603 are fixedly connected with pull plates 604, the pull plates 604 are in contact with the sliding seats 602, the pull plates 604 are made of magnets, and the sliding seats 602 are made of iron metal;

When the blow molding die 5 and the die clamping mechanism 200 are connected, the fourth electric cylinder 501 drives the lifting frame 502 and the sliding seat 602 to ascend, so that the sliding block 601 is slidably installed in the corresponding sliding groove, the bottom end of the sliding block 601 is contacted with the inner bottom wall of the sliding groove, the sliding seat 602 supports the sliding block 601, at the moment, the limiting rod 603 is inserted into the limiting hole, the pulling plate 604 is contacted with the sliding seat 602 and attracted to each other, stability of the limiting rod 603 is guaranteed, the limiting rod 603 limits the sliding block 601 and the sliding seat 602, and connection stability of the die clamping mechanism 200 and the blow molding die 5 is further improved; when the blow mold 5 and the clamping mechanism 200 are disassembled, the placing table 400 is mounted on the moving rail 101, the placing block 406 is positioned above the supporting frame 404, the pulling plate 604 is pulled to pull the limiting rod 603 out of the limiting hole, the limiting of the sliding block 601 and the sliding seat 602 is released, then the fourth electric cylinder 501 drives the lifting frame 502 and the sliding seat 602 to descend, the sliding block 601 is moved out of the sliding groove, and the connection between the sliding seat 602 and the mounting frame 202 is released, so that the connection between the clamping mechanism 200 and the blow mold 5 is released.

Example 3

Referring to fig. 1 and 3, on the basis of embodiment 1 and embodiment 2, it should be additionally described that, in the process of replacing the blow mold 5, two placement platforms 400 are installed on the moving rail 101, the replaced blow mold 5 is placed on the placement platform 400, the second electric cylinder 104 is in a contracted state to enable the blow mold 5 in an installed state to be located below the edge blowing mechanism 3, meanwhile, the blow mold 5 is placed on the other placement platform 400, the blow molding machine is in a shutdown state, the fourth electric cylinder 501 drives the lifting frame 502 and the sliding seat 602 to descend, when the disassembly of the blow mold 5 and the mold clamping mechanism 200 is completed, the placement platform 400 supports the disassembled blow mold 5, and can be moved out of the blow molding machine to clean and store the blow mold 5, then the first electric cylinder 103 is opened to drive the second electric cylinder 104 and the moving platform 102 to move below the replaced blow mold 5, the fourth electric cylinder 501 drives the lifting frame 502 and the sliding seat 602 to enable the sliding block 601 of the replaced blow mold 5 to be installed inside the other placement platform 400, the corresponding limiting rod is inserted into the limiting rod 103 to be connected with the corresponding position limiting mechanism 200 to the inner side of the blowing mold 5, and then the blowing mold 5 is replaced in a mode of the blowing mechanism is prepared to be replaced, and the blowing mold 5 is moved to be replaced.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a blowing machine is used in anaesthetic mask production, includes frame (1), is used for extruding extruder (2) and two blowing mechanism (3) that are used for carrying out blow molding to anaesthetic mask with the anaesthetic mask raw materials of melting, its characterized in that still includes:

An extrusion parison (4), the extrusion parison (4) being connected to the extruder (2) for extruding a tubular anaesthetic mask blank;

two sets of blow molding dies (5) for clamping the raw materials of the tubular anaesthetic mask and blow molding the anaesthetic mask;

The moving mechanism (100) is arranged on the frame (1) and is used for driving the blow molding die (5) to move;

the placing table (400) is in sliding fit with the moving mechanism (100) and is used for placing the replaced blow molding die (5) and installing the blow molding die (5);

The mold clamping mechanism (200), the mold clamping mechanism (200) is installed on the moving mechanism (100) through the lifting mechanism (500), the mold clamping mechanism (200) is detachably connected with the blow molding die (5) through a connecting component (600), the mold clamping mechanism (200) is used for opening and closing the blow molding die (5), the mold clamping mechanism (200) comprises two third electric cylinders (201) and two mounting frames (202), the third electric cylinders (201) are installed on the lifting mechanism (500), the output ends of the third electric cylinders (201) are detachably connected through a connecting component (600) and the mounting frames (202), the blow molding die (5) is detachably connected with the two mounting frames (202), the connecting component (600) comprises a plurality of sliding blocks (601), a plurality of sliding seats (602) and a plurality of limit rods (603), the sliding blocks (601) are fixedly connected with the blow molding die (5), the sliding seats (602) are connected with the corresponding third electric cylinders (201), the sliding blocks (601) are connected with the corresponding sliding blocks (602) and the limit rods (603) are fixedly matched with the sliding seats (603) and the limit rods (603), the pull plate (604) is in contact with the sliding seat (602), the pull plate (604) is made of a magnet, and the sliding seat (602) is made of iron;

-a cutting assembly (300), mounted on the frame (1), for severing a tubular billet extruded from the extruded parison (4);

The mobile mechanism (100) comprises a mobile track (101), two mobile stations (102), two first electric cylinders (103) and two second electric cylinders (104), wherein the mobile track (101) is fixedly connected with the frame (1), the mobile stations (102) are in sliding connection with the mobile track (101), the first electric cylinders (103) are installed on the mobile track (101), the second electric cylinders (104) are installed at the output ends of the first electric cylinders (103) through mounting plates, the output ends of the second electric cylinders (104) are connected with the mobile stations (102), and the lifting mechanism (500) is installed on the mobile stations (102);

The placing table (400) comprises a movable base (402), a plurality of supporting rods (403) and two supporting frames (404), wherein a plurality of universal wheels (405) are arranged at the bottom end of the movable base (402), the supporting frames (404) are connected to the top end of the movable base (402) through the supporting rods (403), a plurality of placing blocks (406) are fixedly connected to the blow molding die (5), and the placing blocks (406) are in sliding fit with the supporting frames (404);

The lifting mechanism (500) comprises a fourth electric cylinder (501) and a lifting frame (502), the fourth electric cylinder (501) is fixedly installed at the top end of the mobile station (102), the lifting frame (502) is connected to the output end of the fourth electric cylinder (501), and the die clamping mechanism (200) is installed on the lifting frame (502).

2. A blow molding machine for producing anesthetic masks according to claim 1, characterized in that the cutting assembly (300) comprises a motor (301) and a cutting blade (302), the motor (301) is mounted on the frame (1), and the cutting blade (302) is fixedly connected with the output end of the motor (301).

3. The blow molding machine for producing anesthetic masks according to claim 2, wherein a collection box (6) is connected to the top end of the moving mechanism (100), the bottom of the collection box (6) is in a slope shape, and one end of the bottom wall of the collection box (6) far away from the frame (1) is a lower end.

4. A blow molding machine for producing an anesthetic mask according to claim 3, wherein a plurality of stoppers are fixedly connected to the bottom end of the mounting frame (202), and two corresponding stoppers are slidably connected to the slide rail (203).