CN216804306U

CN216804306U - Adjustable injection molding machine screw structure

Info

Publication number: CN216804306U
Application number: CN202220134972.XU
Authority: CN
Inventors: 徐斌贤
Original assignee: Suzhou Runfei Precision Plastic Technology Co ltd
Current assignee: Suzhou Runfei Precision Plastic Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-24
Anticipated expiration: 2032-01-19

Abstract

An adjustable screw structure of an injection molding machine, comprising: a bottom plate: the upper surface of the cylinder body is fixedly connected with a plurality of mounting seats, the top of each mounting seat is fixedly provided with a cylinder body, the inside of each cylinder body is rotatably connected with a screw body, one end of each screw body is provided with a telescopic mechanism, and the movable end of each telescopic mechanism is fixedly connected with a coupler. According to the utility model, the variable frequency motor can be connected with the screw body without position adjustment through the arranged telescopic mechanism, so that the variable frequency motor can be fixedly installed, the variable frequency motor is not easy to loosen due to vibration, the rotating speed of the screw body can be constantly detected through the arranged detection regulation and control mechanism, and the variable frequency motor is timely adjusted when material blockage occurs in the barrel, so that the load work of the variable frequency motor is avoided, the burning is caused, and the service life is greatly prolonged.

Description

Adjustable injection molding machine screw structure

Technical Field

The utility model relates to the technical field of medical injection molding machines, in particular to an adjustable and controllable injection molding machine screw structure.

Background

Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. It is divided into vertical, horizontal and full electric type. The injection molding machine can heat plastic, apply high pressure to molten plastic, make it inject out and fill the die cavity, the plasticizing device of the injection molding machine of the screw rod mainly makes up of charging device, feed cylinder, threaded spindle, crosses the glue assembly, shooting mouth part;

at present, relate to an injection molding machine screw structure that can regulate and control, current injection molding machine screw rod lies in the motor when connecting, generally be connected the motor with the screw rod through the shaft coupling, then fix the motor again, consequently, the motor is fixed through the open slot of certain length when fixed, the not hard up condition can appear in the long-time back motor that uses of this kind of condition, and current injection molding machine is when taking place the putty, generally can only observe through the manual work, can not in time make corresponding measure, make the long-time load work of motor, and then cause the motor to damage, thereby greatly reduced life.

Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable and controllable screw structure of an injection molding machine, which can effectively solve the technical problems.

In order to achieve the purpose of the utility model, the following technical scheme is adopted:

an adjustable screw structure of an injection molding machine, comprising:

a bottom plate: fixed surface is connected with a plurality of mount pads on it, the top fixed mounting of mount pad has the barrel, the inside of barrel has the rotation to be connected with the screw rod body, the one end of screw rod body is equipped with telescopic machanism, telescopic machanism's expansion end fixedly connected with shaft coupling, the last fixed surface of bottom plate is connected with the mounting panel, the top fixed mounting of mounting panel has inverter motor, install between the upper surface of bottom plate and the barrel and detect regulation and control mechanism.

Further: the screw rod body comprises a conveying section, an installation section and a connecting section, wherein a spiral conveying blade is fixedly connected to the outer surface of the conveying section, and the installation section is rotatably connected with the inner wall of the cylinder.

Further: telescopic machanism is including seting up the square groove at the linkage segment surface, the inside sliding connection in square groove has the square bar, the one end fixedly connected with of square bar has the connecting rod that is connected with the shaft coupling, the inner wall of square groove rotates and is connected with the lead screw, the one end of lead screw and the inside threaded connection of square bar, just the fixed cover of surface of lead screw is equipped with first bevel gear.

Further: the telescopic mechanism further comprises a rotating shaft which penetrates through the square groove and is rotatably connected with the connecting section, one end of the rotating shaft is fixedly connected with a second bevel gear meshed with the first bevel gear, and the other end of the rotating shaft is fixedly connected with a knob.

Further: detect regulation and control mechanism and include speed sensor and controller, speed sensor fixed mounting is at the surface of barrel, just speed sensor cooperatees with the screw rod body, controller fixed mounting is at the upper surface of bottom plate, just speed sensor and inverter motor all are connected with the controller through the wire.

Further: the outer fixed cover of surface of screw rod body is equipped with the closing plate, just the closing plate rotates with the inner wall of barrel to be connected.

Further: the outer surface of the mounting section is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the cylinder.

Compared with the prior art, the utility model has the following beneficial effects: according to the adjustable injection molding machine screw rod structure, the adjustable telescopic mechanism is arranged, the variable frequency motor can be connected with the screw rod body without being subjected to position adjustment, so that the variable frequency motor can be fixedly installed, the variable frequency motor is not prone to loosening caused by vibration, the rotating speed of the screw rod body can be constantly detected through the arranged detection adjusting mechanism, and therefore when material blockage occurs in the barrel, the variable frequency motor is timely adjusted, load work of the variable frequency motor is avoided, burning is caused, and the service life is greatly prolonged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

FIG. 1 is a schematic view of the overall structure of the screw structure of the adjustable injection molding machine according to the present invention.

FIG. 2 is a schematic structural diagram of a screw body of the screw structure of the adjustable injection molding machine according to the present invention.

FIG. 3 is a schematic structural diagram of a telescopic mechanism of the screw structure of the adjustable injection molding machine according to the present invention.

In the figure: the automatic transmission device comprises a base plate 1, a mounting seat 2, a barrel 3, a screw body 4, a material conveying section 41, a mounting section 42, a connecting section 43, a spiral conveying blade 44, a coupler 5, a mounting plate 6, a variable frequency motor 7, a square groove 8, a square rod 9, a connecting rod 10, a screw rod 11, a first bevel gear 12, a rotating shaft 13, a second bevel gear 14, a knob 15, a rotating speed sensor 16, a controller 17, a sealing plate 18 and a bearing 19.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the utility model. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

As shown in fig. 1-3, the adjustable screw structure of the injection molding machine of the present invention comprises:

bottom plate 1: fixed surface is connected with a plurality of mount pads 2 on it, the top fixed mounting of mount pad 2 has barrel 3, the inside of barrel 3 has the rotation to be connected with screw rod body 4, the one end of screw rod body 4 is equipped with telescopic machanism, telescopic machanism's expansion end fixedly connected with shaft coupling 5, the last fixed surface of bottom plate 1 is connected with mounting panel 6, the top fixed mounting of mounting panel 6 has inverter motor 7, install between the upper surface of bottom plate 1 and the barrel 3 and detect regulation and control mechanism.

The screw body 4 comprises a material conveying section 41, a mounting section 42 and a connecting section 43, wherein a spiral conveying blade 44 is fixedly connected to the outer surface of the material conveying section 41, and the mounting section 42 is rotatably connected with the inner wall of the cylinder 3, so that material conveying is facilitated.

Telescopic machanism is including seting up the square groove 8 at linkage segment 43 surface, the inside sliding connection of square groove 8 has square bar 9, the connecting rod 10 that the one end fixedly connected with of square bar 9 is connected with shaft coupling 5, the inner wall of square groove 8 rotates and is connected with lead screw 11, the one end of lead screw 11 and the inside threaded connection of square bar 9, just the fixed cover of surface of lead screw 11 is equipped with first bevel gear 12, and first bevel gear 12 rotates and drives lead screw 11 and rotate to drive square bar 9 through the screw and remove, and then drive connecting rod 10 and remove, thereby be convenient for cooperate with shaft coupling 5.

The telescopic mechanism further comprises a rotating shaft 13 which penetrates through the square groove 8 and is rotatably connected with the connecting section 43, one end of the rotating shaft 13 is fixedly connected with a second bevel gear 14 meshed with the first bevel gear 12, the other end of the rotating shaft 13 is fixedly connected with a knob 15, and the knob 15 rotates to drive the rotating shaft 13 to rotate, so that the second bevel gear 14 is driven to rotate.

Detect regulation and control mechanism and include speed sensor 16 and controller 17, when the putty appeared in barrel 3 inside, the rotational speed of screw rod body 4 reduced this moment, and speed sensor 16 passes the signal to controller 17, thereby controller 17 control inverter motor 7 adjusts to avoid inverter motor 7 load work, cause the burnout, thereby improved life greatly.

The outer fixed cover of surface of screw rod body 4 is equipped with closing plate 18, just closing plate 18 rotates with the inner wall of barrel 3 to be connected, and the condition that the material leakage appears can be avoided to closing plate 18.

The outer fixed surface of installation section 42 is equipped with bearing 19, just the outer lane of bearing 19 and the inner wall fixed connection of barrel 3 are for the convenience of screw body 4 rotates.

The working principle is as follows:

referring to fig. 1 to 3, when the screw body 4 is connected to the variable frequency motor 7, the variable frequency motor 7 is fixedly mounted on the mounting plate 6, and then the knob 15 is rotated according to the distance between the screw body 4 and the coupler 5, the knob 15 is rotated to drive the rotating shaft 13 to rotate, thereby driving the second bevel gear 14 to rotate, the first bevel gear 12 is rotated to drive the screw rod 11 to rotate, thereby driving the square rod 9 to move through the screw thread, thereby driving the connecting rod 10 to move, thereby facilitating the matching with the coupler 5, and the variable frequency motor 7 does not need to be adjusted, thereby enabling the variable frequency motor 7 to be fixedly mounted, thereby enabling the variable frequency motor 7 not to be easily loosened due to vibration, the rotational speed sensor 16 can detect the rotational speed of the screw body 4, when a material blockage occurs inside the barrel 3, the rotational speed of the screw body 4 is reduced, the rotational speed sensor 16 transmits a signal to the controller 17, the controller 17 controls the variable frequency motor 7 to adjust, so that the variable frequency motor 7 is prevented from being burnt due to load operation, and the service life is greatly prolonged.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides an injection molding machine screw rod structure that can regulate and control which characterized in that: the method comprises the following steps:

2. The adjustable and controllable screw structure of an injection molding machine of claim 1, further comprising: the screw rod body comprises a conveying section, an installation section and a connecting section, wherein a spiral conveying blade is fixedly connected to the outer surface of the conveying section, and the installation section is rotatably connected with the inner wall of the cylinder.

3. The adjustable and controllable screw structure of an injection molding machine of claim 2, further comprising: telescopic machanism is including seting up the square groove at the linkage segment surface, the inside sliding connection in square groove has the square bar, the one end fixedly connected with of square bar has the connecting rod that is connected with the shaft coupling, the inner wall of square groove rotates and is connected with the lead screw, the one end of lead screw and the inside threaded connection of square bar, just the fixed cover of surface of lead screw is equipped with first bevel gear.

4. The screw structure of a controllable injection molding machine according to claim 3, wherein: the telescopic mechanism further comprises a rotating shaft which penetrates through the square groove and is rotatably connected with the connecting section, one end of the rotating shaft is fixedly connected with a second bevel gear meshed with the first bevel gear, and the other end of the rotating shaft is fixedly connected with a knob.

5. The adjustable and controllable screw structure of an injection molding machine of claim 1, further comprising: detect regulation and control mechanism and include speed sensor and controller, speed sensor fixed mounting is at the surface of barrel, just speed sensor cooperatees with the screw rod body, controller fixed mounting is at the upper surface of bottom plate, just speed sensor and inverter motor all are connected with the controller through the wire.

6. The adjustable and controllable screw structure of an injection molding machine of claim 1, further comprising: the outer fixed cover of surface of screw rod body is equipped with the closing plate, just the closing plate rotates with the inner wall of barrel to be connected.

7. The adjustable and controllable screw structure of an injection molding machine of claim 2, further comprising: the outer surface of the mounting section is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the cylinder.