CN114228111A - Blow needle adjusting device of hollow blow molding machine - Google Patents

Blow needle adjusting device of hollow blow molding machine Download PDF

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Publication number
CN114228111A
CN114228111A CN202111594150.6A CN202111594150A CN114228111A CN 114228111 A CN114228111 A CN 114228111A CN 202111594150 A CN202111594150 A CN 202111594150A CN 114228111 A CN114228111 A CN 114228111A
Authority
CN
China
Prior art keywords
blow
motor
needle
blow molding
molding machine
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
CN202111594150.6A
Other languages
Chinese (zh)
Inventor
何德方
何云鹏
费世明
胡辉
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.)
Bestar Blow Molding Technology Co ltd
Original Assignee
Bestar Blow Molding Technology 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 Bestar Blow Molding Technology Co ltd filed Critical Bestar Blow Molding Technology Co ltd
Priority to CN202111594150.6A priority Critical patent/CN114228111A/en
Publication of CN114228111A publication Critical patent/CN114228111A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B29C49/60—Blow-needles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/78—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B29C49/60—Blow-needles
    • B29C2049/6018—Constructional features of the air outlet
    • B29C2049/6027—Constructional features of the air outlet having several air outlets e.g. for directing the blowing fluid in different directions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B29C49/60—Blow-needles
    • B29C2049/6072—Blow-needles being movable, e.g. blow needles move to pierce the parison
    • B29C2049/6081—Blow-needles being movable, e.g. blow needles move to pierce the parison being rotatable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B29C49/60—Blow-needles
    • B29C2049/609—Two or more blow-needles

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)

Abstract

The invention discloses a blowing needle adjusting device of a hollow blow molding machine, and relates to the technical field of hollow blow molding machines. Comprises a frame; the propelling device is connected to the lower end of the rack; blow needle adjustment mechanism, including first motor, first reduction gear, rotatory shell, automatically controlled cross valve and blow the needle, first motor connect in advancing device power take off end, rotatory shell through first reduction gear with first motor power take off end is connected, blow the needle install in rotatory shell and extend to rotatory shell outside, automatically controlled cross valve install in inside the rotatory shell, automatically controlled cross valve one end and high-pressure intake pipe connection, the other end with blow the needle and connect. The blowing needle adjusting device of the hollow blow molding machine provided by the invention uses blowing needles with different sizes to perform blow molding according to production requirements, and has high working efficiency.

Description

Blow needle adjusting device of hollow blow molding machine
Technical Field
The invention relates to the technical field of hollow blow molding machines, in particular to a blow needle adjusting device of a hollow blow molding machine.
Background
Blow molding, also known as blow molding, is a method of forming a hollow article by blowing a hot-melt-shaped parison closed in a mold with the aid of gas pressure, is the third most common plastic processing method, and is also a plastic molding method that is developed faster.
The hollow blow molding is realized by a hollow blow molding machine, and the blow molding process of the hollow blow molding machine is as follows: the method comprises the steps of extruding heated plastic solid particles through a machine head to obtain a tubular plastic parison, placing the tubular plastic parison in a die assembly mechanism, closing the die assembly mechanism to press the tubular plastic parison into a bottle blank, moving the bottle blank to a bottle blowing station below a needle blowing device through the die assembly mechanism, blowing compressed air into the bottle blank positioned at the bottle blowing station through the needle blowing device, and blowing the bottle blank to be attached to the inner wall of a die cavity of the die assembly mechanism to form the bottle.
In actual production, because the sizes of products are different, the blowing needle needs to be replaced when the products with different sizes are produced, in order to save labor, the same product needs to be produced in batches according to a plan, and if the products with other sizes need to be produced urgently, the time is wasted and the production efficiency is reduced when the blowing needle is replaced.
Therefore, there is a need for a blow pin adjustment device for blow molding machines that can perform blow molding using blow pins of different sizes as needed for production.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme:
a blow pin adjustment device for a blow molding machine, comprising:
a frame;
the propelling device is connected to the lower end of the rack;
blow needle adjustment mechanism, including first motor, first reduction gear, rotatory shell, automatically controlled cross valve and blow the needle, first motor connect in advancing device power take off end, rotatory shell through first reduction gear with first motor power take off end is connected, blow the needle install in rotatory shell and extend to rotatory shell outside, automatically controlled cross valve install in inside the rotatory shell, automatically controlled cross valve one end and high-pressure intake pipe connection, the other end with blow the needle and connect.
Furthermore, the number of the blowing needles is three, the three blowing needles are uniformly installed in the rotating shell and extend to the outside of the rotating shell, one end of the electric control four-way valve is connected with the high-pressure air inlet pipe, and the other three ports are respectively connected with the three blowing needles.
Further, the three blowing pins are different in size.
Further, the propelling device adopts one of an electric push rod or a hydraulic cylinder.
Further, still include sideslip mechanism, sideslip mechanism includes second motor, second reduction gear, lead screw and sliding connection seat, the second motor install in frame one side, the frame is close to one side of second motor is provided with the mounting groove that runs through its lateral wall, the second reduction gear install in the mounting groove, lead screw one end is passed through the second reduction gear is connected with second motor power take off end, the other end with the frame is kept away from the one end swivelling joint of second motor, sliding connection seat sliding connection in the frame top, just sliding connection seat with lead screw threaded connection, advancing device one end fixed connection in the sliding connection seat bottom.
Further, the sliding connection seat is provided with a mounting hole, and the propelling device is fixedly mounted in the mounting hole through a bolt.
Furthermore, a connecting disc is arranged between the first motor and the propelling device, the power output end of the propelling device is connected with one end of the connecting disc, and the first motor is fixedly connected to one end, far away from the propelling device, of the connecting disc through a bolt.
The invention has the beneficial effects that:
according to the blow needle adjusting device of the hollow blow molding machine, the blow needle adjusting device is arranged, the rotating shell and the blow needles arranged in the rotating shell are driven to rotate by the first motor, the opening and closing of each valve of the electric control four-way valve are controlled according to actual production requirements, the proper blow needle is selected for blow molding, labor is saved, produced products can be replaced at any time according to actual production requirements, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic view of a blowing needle adjusting device of a blow molding machine according to the present invention.
Fig. 2 is a schematic cross-sectional view of a blowing pin adjusting device of a blow molding machine according to the present invention.
Wherein, in the figure:
1-a frame; 2-a propulsion device; 3-a blowing needle adjusting structure; 31-a first motor; 32-a first reducer; 33-a rotating shell; 34-an electrically controlled four-way valve; 35-blowing needle; 36-high pressure inlet pipe; 37-a connecting disc; 4-a traversing mechanism; 41-a second motor; 42-a second reducer; 43-a screw rod; 44-sliding connection base; 45-sliding rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1-2 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The embodiment of fig. 1-2 provides a blowing needle adjusting device for a blow molding machine, which includes a frame 1, a propelling device 2 and a blowing needle adjusting mechanism 3, wherein the propelling device 2 is connected to the lower end of the frame 1, the blowing needle adjusting mechanism 3 includes a first motor 31, a first speed reducer 32, a rotating shell 33, an electrically controlled four-way valve 34 and a blowing needle 35, the first motor 31 is connected to a power output end of the propelling device 2, the rotating shell 33 is connected to a power output end of the first motor 31 through the first speed reducer 32, the blowing needle 35 is installed in the rotating shell 33 and extends to the outside of the rotating shell 33, the electrically controlled four-way valve 34 is installed in the rotating shell 33, one end of the electrically controlled four-way valve 34 is connected to a high-pressure air inlet pipe 36, and the other end is connected to the blowing needle 35.
Preferably, a connecting disc 37 is arranged between the first motor 31 and the propulsion device 2, a power output end of the propulsion device 2 is connected with one end of the connecting disc 37, and the first motor 31 is fixedly connected to one end, far away from the propulsion device 2, of the connecting disc 37 through a bolt.
In this embodiment, three blowing needles 35 are provided, the three blowing needles 35 have different sizes, the three blowing needles 35 are uniformly installed in the rotating shell 33 and extend to the outside of the rotating shell 33, one end of the electrically controlled four-way valve 34 is connected to a high-pressure air inlet pipe 36, and the other three ports are respectively connected to the three blowing needles 35.
Blow needle adjustment mechanism normal during operation, utilize first motor to drive rotatory shell and install in its inside needle that blows and rotate, blow the rotatory blow molding work that carries out directly over to the blow molding district of needle that blows that the size accords with, and according to the switching of each valve of the automatically controlled cross valve of actual production needs control, only open the cross valve of blowing the needle with work and being connected, except that all closing with the valve of high-pressure intake pipe intercommunication other valves, can save the change time when the in-service use, use manpower sparingly, and can change the product of production at any time according to the actual production needs, and the production efficiency is improved.
The propelling device 2 adopts one of an electric push rod or a hydraulic cylinder, and the electric push rod is adopted in the embodiment.
Further, the blow pin adjusting device of the blow molding machine further comprises a transverse moving mechanism 4, the transverse moving mechanism 4 comprises a second motor 41, a second speed reducer 42, a screw rod 43 and a sliding connection seat 44, the second motor 41 is installed on one side of the frame 1, one side of the frame 1 close to the second motor 41 is provided with an installation groove through which the side wall of the frame passes, the second speed reducer 42 is installed in the installation groove, one end of the screw rod 43 is connected with the power output end of the second motor 41 through the second speed reducer 42, the other end of the screw rod is rotatably connected with one end of the frame 1 far away from the second motor 41, the sliding connection seat 44 is slidably connected with the top end of the frame 1, the top end of the frame is provided with a sliding rail 45, the sliding connection seat is provided with a sliding groove matched with the sliding rail 45, and is slidably connected with the sliding rail 45, and the sliding connection seat 44 is in threaded connection with the screw rod 43, and one end of the propulsion device 2 is fixedly connected to the bottom end of the sliding connection seat 44.
Preferably, the bottom of the sliding connection seat 44 is provided with a mounting hole, and the propulsion device 2 is fixedly mounted in the mounting hole through a bolt.
When the transverse moving mechanism works normally, the second motor drives the screw rod to rotate through the speed reduction effect of the second speed reducer, the sliding connection seat in threaded connection with the screw rod slides on the guide rail, and the sliding connection seat drives the propelling device and the blowing needle adjusting mechanism to transversely move to adjust the transverse working position of the blowing needle.
According to the blow needle adjusting device of the hollow blow molding machine, the first motor is used for driving the rotary shell and the blow needles arranged in the rotary shell to rotate, the opening and closing of each valve of the electric control four-way valve are controlled according to actual production requirements, and proper blow needles are selected for blow molding, so that labor is saved, produced products can be replaced at any time according to actual production requirements, and the production efficiency is improved; and through setting up advancing device and sideslip mechanism and making it and blow needle adjusting device cooperation work, realize the horizontal, vertical adjustment of blowing needle operating position, and the adjustment accuracy is high, has further improved the quality of product.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. A blow pin adjusting device of a blow molding machine is characterized by comprising:
a frame;
the propelling device is connected to the lower end of the rack;
blow needle adjustment mechanism, including first motor, first reduction gear, rotatory shell, automatically controlled cross valve and blow the needle, first motor connect in advancing device power take off end, rotatory shell through first reduction gear with first motor power take off end is connected, blow the needle install in rotatory shell and extend to rotatory shell outside, automatically controlled cross valve install in inside the rotatory shell, automatically controlled cross valve one end and high-pressure intake pipe connection, the other end with blow the needle and connect.
2. The blow needle adjusting device of the blow molding machine according to claim 1, wherein three blow needles are provided, the three blow needles are uniformly installed in the rotary shell and extend to the outside of the rotary shell, one end of the electrically controlled four-way valve is connected to a high pressure air inlet pipe, and the other three ports are respectively connected to the three blow needles.
3. The blow pin adjustment device of claim 1, wherein three of the blow pins are different sizes.
4. The blow pin adjustment device of claim 1, wherein the propulsion device is one of an electric push rod or a hydraulic cylinder.
5. The blow pin adjusting device of the blow molding machine according to claim 1, further comprising a traverse mechanism, wherein the traverse mechanism includes a second motor, a second reducer, a screw rod and a sliding connection seat, the second motor is mounted on one side of the frame, one side of the frame near the second motor is provided with a mounting groove through which a side wall of the frame penetrates, the second reducer is mounted in the mounting groove, one end of the screw rod is connected with a power output end of the second motor through the second reducer, the other end of the screw rod is rotatably connected with one end of the frame far away from the second motor, the sliding connection seat is slidably connected to the top end of the frame, the sliding connection seat is in threaded connection with the screw rod, and one end of the propulsion device is fixedly connected to the bottom end of the sliding connection seat.
6. The blow pin adjusting device of the blow molding machine according to claim 5, wherein the sliding connection seat is provided with a mounting hole, and the pushing device is fixedly mounted in the mounting hole through a bolt.
7. The blow pin adjusting device of the blow molding machine according to claim 1, wherein a connecting disc is disposed between the first motor and the propelling device, a power output end of the propelling device is connected with one end of the connecting disc, and the first motor is fixedly connected with one end of the connecting disc far away from the propelling device through a bolt.
CN202111594150.6A 2021-12-23 2021-12-23 Blow needle adjusting device of hollow blow molding machine Pending CN114228111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111594150.6A CN114228111A (en) 2021-12-23 2021-12-23 Blow needle adjusting device of hollow blow molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111594150.6A CN114228111A (en) 2021-12-23 2021-12-23 Blow needle adjusting device of hollow blow molding machine

Publications (1)

Publication Number Publication Date
CN114228111A true CN114228111A (en) 2022-03-25

Family

ID=80762309

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111594150.6A Pending CN114228111A (en) 2021-12-23 2021-12-23 Blow needle adjusting device of hollow blow molding machine

Country Status (1)

Country Link
CN (1) CN114228111A (en)

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