CN208812404U - A kind of full electric injection molding machine independence She Tai mechanism - Google Patents
A kind of full electric injection molding machine independence She Tai mechanism Download PDFInfo
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- CN208812404U CN208812404U CN201821100055.XU CN201821100055U CN208812404U CN 208812404 U CN208812404 U CN 208812404U CN 201821100055 U CN201821100055 U CN 201821100055U CN 208812404 U CN208812404 U CN 208812404U
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Abstract
The utility model provides a kind of full electric injection molding machine independence She Tai mechanism, including penetrating platform pedestal, penetrate platform bracket, penetrate platform foreboard, pushing plate, penetrate platform back plate, it is described penetrate platform support vertical and be connected to penetrate on platform pedestal, described penetrate on platform bracket is equipped with linear guide, penetrate platform foreboard, platform back plate is penetrated to be locked by four guide posts, pushing plate, which is located at, penetrates platform foreboard and penetrates among platform back plate and positioned by four guide posts, penetrate platform foreboard, pushing plate, it penetrates platform back plate and is fixed on by linear guide and penetrated on platform bracket, it is described penetrate below platform foreboard to be equipped with penetrate the double oil cylinders of shifting, it further include injection drive system and melten gel drive system, the injection drive system and melten gel drive system are utilized respectively independent injection servo motor, melten gel servo motor is as driving mechanism, and power transmission is carried out by V belt translation.By the utility model, to solve the problems, such as that traditional hydraulic injection molding machine injection device energy consumption of the existing technology is high, noise is big, seriously polluted, production efficiency is low.
Description
Technical field
The utility model relates to a kind of injection device for injection molding machine, and in particular to a kind of full electric injection molding machine independently penetrates platform machine
Structure.
Background technique
Injection device be key component indispensable in injection molding machine, it can be achieved that Shooting Technique feeding function.Plastic cement note
Penetrating molding machine is the main molding equipment that thermoplastic plastic or thermosetting plastics are made to various plastic parts.One general shape
Glue injection (mo(u)lding) machine (lower abbreviation injection molding machine) its course of work is as follows: granular or powdery plastic cement is sent to from the hopper of injection molding machine
In the warmed-up barrel with certain temperature, after heating fusing is in flow regime, before being urged through barrel by screw rod
The nozzle at end, and injecting in the lower closure mold of temperature, plastic melt is in the case where compression, after the cooling and solidifying
For plasthetics.
Traditional injection device for injection molding machine is using air pressure or hydraulic as driving force, by gas or liquid in operational process
The influence of body pressure size, and there is the problems such as shake, influence Shooting Technique quality level.Although existing hydraulic injection molding machine
Injection device can generate biggish active force drive mechanism work, realize smoothly transmission, but due to existing hydraulic note
Unit is penetrated using HYDRAULIC CONTROL SYSTEM, a series of problem will necessarily be brought, hydraulic injection unit mainly has deficiency below:
1, hydraulic platform energy consumption of penetrating is high, and grease type can leak in use from the seam crossing of some hydraulic parts, right
Product and environment cause certain pollution.
2, the hydraulic noise for penetrating platform generation is bigger, to human body and environment at harm.
3, hydraulic platform of penetrating is controlled using fluid, causes the response speed of machine slower, reduces production efficiency.
4, it is hydraulic penetrate platform control precision it is relatively low compared to the precision of SERVO CONTROL class.
The presence of these factors makes full electric injection molding machine ready to appear.It is increasingly disliked in the energy increasingly scarcity, ecological environment
Today of change, the research and development of environment protection-type " green " full electric injection molding machine injection device are more and more urgent and important.
Utility model content
The utility model provides a kind of full electric injection molding machine independence She Tai mechanism, of the existing technology traditional to solve
The problem that hydraulic injection molding machine injection device energy consumption is high, noise is big, seriously polluted, production efficiency is low.
In order to solve the above technical problems, the utility model provides a kind of full electric injection molding machine independence She Tai mechanism, including penetrate
Platform pedestal penetrates platform bracket, penetrates platform foreboard, pushing plate, penetrating platform back plate, it is described penetrate platform support vertical and be connected to penetrate on platform pedestal, institute
It states to penetrate on platform bracket and linear guide is installed, penetrate platform foreboard, penetrate platform back plate and be locked by four guide posts, pushing plate, which is located at, penetrates
It platform foreboard and penetrates among platform back plate and is positioned by four guide posts, penetrate platform foreboard, pushing plate, penetrate platform back plate and fixed by linear guide
On penetrating platform bracket, it is described penetrate below platform foreboard to be equipped with penetrate the double oil cylinders of shifting, the double oil cylinder pushings of shifting of penetrating penetrate the drive of platform foreboard
Whole device is moved along linear guide is vertical on penetrating platform bracket, further includes injection drive system and melten gel drive system, institute
It states injection drive system and melten gel drive system is utilized respectively independent injection servo motor, melten gel servo motor as driving machine
Structure, and power transmission is carried out by V belt translation.
The injection drive system include injection servo motor, ball screw, feed screw nut, pressure sensor, bearing group,
Transmission shaft, screw rod；
Injection servo motor is mounted on above pushing plate, and injection servo motor rotation torque is transmitted to rolling by injection belt wheel
On ballscrew, feed screw nut and pressure sensor penetrate platform back plate and are fixed together, ball screw and transmission axis connection, transmission shaft
It is fixed in pushing plate by bearing group, by the conversion of ball screw and feed screw nut, by the torque axis of injection servo motor
It is changed to the axial thrust of ball screw, pushing plate is pushed to move between guide post；Pushing plate drives the axial movement of screw rod to complete
At action of injection；Pressure sensor monitors the size of thrust in pushing plate moving process and feeds back to servo-system, Lai Jinyi
Thrust magnitude needed for step monitoring and the torque for controlling injection servo motor reach injection.
The melten gel drive system includes melten gel servo motor, melten gel belt wheel, screw rod, barrel fixed plate, barrel；
For the melten gel system using melten gel servo motor as main drive, melten gel servo motor is mounted on the side of pushing plate
Side drives screw rod rotation by melten gel belt wheel, completes material using screw surface helical structure and be continuously conveyed, completes melten gel plasticizing
Movement.
Barrel fixed plate is tubular construction, is fastened on and penetrates on platform foreboard, barrel fixed plate is connect with barrel, barrel fixed plate
Upper end is additionally provided with feed inlet, and plastic grain is made to enter the gap between screw rod and barrel fixed plate, and barrel surface is equipped with electric heating
Device makes material fast melt in material transportation process, realizes melten gel plasticizing.
The pressure sensor obtains pressure on feed screw nut's circumference and is distributed along ball screw circumference.
The bearing group is made of several cylinder roller bearings arranged side by side, bear transmission shafts to and radial load, mention
High stationarity.
Described one end for penetrating the double oil cylinders of shifting, which is connected to, to be penetrated on platform pedestal, and platform foreboard is penetrated in other end connection.
The utility model bring the utility model has the advantages that full electric injection molding machine independence She Tai mechanism provided by the utility model,
It replaces hydraulic system as driving force using injection servo motor and melten gel servo motor in injection, melten gel system, can overcome
Hydraulic system accuracy error as caused by temperature change, the compressibility of hydraulic oil guarantees the stabilization in plasticizing injection process
Reliability, while reducing the leakage pollution of hydraulic system, reducing oil pump noise, realize that cleaning, low noise, repeatable accuracy is high, saves
The effect of energy environmental protection, fast response time, low energy consumption, high production efficiency.
Detailed description of the invention
Fig. 1 is the perspective view of the full electric injection molding machine independence She Tai mechanism of the utility model.
The full electric injection molding machine that Fig. 2 is free from bracket and motor independently penetrates the three-dimensional structure diagram of platform machine.
The full electric injection molding machine that Fig. 3 is free from bracket and motor independently penetrates the schematic diagram of the section structure of platform machine.
Wherein, 1- penetrates platform pedestal；2- penetrates platform bracket；3- penetrates platform foreboard；4- pushing plate；5- penetrates platform back plate；6- penetrates the double oil of shifting
Cylinder；7- injection servo motor；8- ball screw；9- feed screw nut；10- pressure sensor；11- bearing group；12- transmission shaft；13-
Screw rod；14- melten gel servo motor；15- melten gel belt wheel；16- barrel fixed plate；17- barrel；18- feed inlet, 19- injection belt wheel.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with drawings and the specific embodiments,
The utility model is described in further detail.
Fig. 1 is the perspective view of the full electric injection molding machine independence She Tai mechanism of the utility model.
The full electric injection molding machine that Fig. 2 is free from bracket and motor independently penetrates the three-dimensional structure diagram of platform machine.
The full electric injection molding machine that Fig. 3 is free from bracket and motor independently penetrates the schematic diagram of the section structure of platform machine.
The utility model provides a kind of full electric injection molding machine independence She Tai mechanism, including penetrates platform pedestal 1, penetrate platform bracket 2, penetrate
Platform foreboard 3, pushing plate 4 penetrate platform back plate 5, it is described penetrate platform bracket 2 and be vertically connected on penetrate on platform pedestal 1, it is described to penetrate on platform bracket 2
Linear guide is installed, platform foreboard 3 is penetrated, penetrates platform back plate 5 and be locked by four guide posts, pushing plate 4, which is located at, penetrates platform foreboard 3
With penetrate among platform back plate 5 and positioned by four guide posts, penetrate platform foreboard 3, pushing plate 4, penetrate platform back plate 5 and be fixed on by linear guide
Penetrate on platform bracket, it is described penetrate below platform foreboard 3 to be equipped with penetrate the double oil cylinders 6 of shifting, it is described to penetrate the double promotions of oil cylinders 6 of shifting and penetrate 3 band of platform foreboard
Dynamic whole device is moved along linear guide is vertical on penetrating platform bracket 2, further includes injection drive system and melten gel drive system,
The injection drive system and melten gel drive system are utilized respectively independent injection servo motor, melten gel servo motor as driving
Mechanism, and power transmission is carried out by V belt translation.
The injection drive system includes injection servo motor 7, ball screw 8, feed screw nut 9, pressure sensor 10, axis
Hold group 11, transmission shaft 12, screw rod 13；
Injection servo motor 7 is mounted on 4 top of pushing plate, and 7 rotation torque of injection servo motor passes through the (packet of injection belt wheel 19
Include injection pinion gear, injection synchronous belt, injection gear wheel) it is transmitted on ball screw 8, feed screw nut 9 and pressure sensor 10,
It penetrates platform back plate 5 to be fixed together, ball screw 8 is connect with transmission shaft 12, and transmission shaft 12 is fixed on pushing plate 4 by bearing group 11
On, by the conversion of ball screw 8 and feed screw nut 9, the axial direction that the torque of injection servo motor is converted to ball screw is pushed away
Power pushes pushing plate 4 to move between guide post；Pushing plate 4 drives the axial movement of screw rod 13 to complete action of injection；Pressure passes
Sensor 10 monitors the size of thrust in pushing plate moving process and feeds back to servo-system, further to monitor and control injection
Thrust magnitude needed for the torque of servo motor reaches injection.
The melten gel drive system includes melten gel servo motor 14, melten gel belt wheel 15, screw rod 13, barrel fixed plate 16, material
Cylinder 17；
For the melten gel system using melten gel servo motor 14 as main drive, cooperation electric heater unit completes the modeling of sizing material
Change, melten gel servo motor 14 is mounted on the side of pushing plate 4, and by melten gel belt wheel 15, (including melten gel pinion gear, melten gel are synchronous
Band, melten gel gear wheel) drive screw rod 13 to rotate, material is completed using screw surface helical structure and is continuously conveyed, and melten gel modeling is completed
Change movement.Specifically, transmission shaft is driven by the belt wheel of melten gel servo motor connection, and the belt wheel of melten gel servo motor connects
Connect screw rod.
Barrel fixed plate 16 be tubular construction, be fastened on and penetrate on platform foreboard 3, barrel fixed plate 16 and by expects pipe nut with
Barrel 17 connects, and expects pipe nut is detachable, convenient for the removing and replacement of defective material in barrel；16 upper end of barrel fixed plate be additionally provided with into
Material mouth 18 makes plastic grain enter the gap between screw rod and barrel fixed plate, and barrel surface is equipped with electric heater unit, in material
Make material fast melt in transmission process, realizes melten gel plasticizing.
The pressure sensor 10 obtains pressure on 9 circumference of feed screw nut and is distributed along 8 circumference of ball screw.
The bearing group 11 is made of several cylinder roller bearings arranged side by side, bear transmission shafts to and radial load,
Improve stationarity.
Described one end for penetrating the double oil cylinders 6 of shifting, which is connected to, to be penetrated on platform pedestal 1, and platform foreboard 3 is penetrated in other end connection.
Furthermore, it is understood that the injection process of injection servo motor are as follows: melten gel motor does not work, and injection motor starts, and drives
Ball screw rotation, feed screw nut do not move position, ball screw forward impelling, at the same ball screw push transmission shaft, screw rod,
Melten gel motor advances, until injection process terminates, injection motor stopping.
The melten gel process of melten gel servo motor are as follows: melten gel motor starts, and melten gel motor drives screw rod rotation, and screw rod passes through rotation
Turn by material when pushing forward heating and melting material, material constantly toward screw head convey, be gathered in the material stock area of machine barrel
Fused materials generate certain pressure, and pressure is increasing, lead-screw, but due to ball screw fastening screw, screw rod cannot
It directly retreats, but keeps the pressure between screw rod and ball screw increasing, at this point, the pressure being located at around ball screw passes
Pressure measuring value is transmitted to servomotor controller by sensor；
When the measured value of pressure sensor is more than setting value, servomotor controller control injection motor starts to invert,
Ball screw shrinks back according to the speed of setting, and screw rod also shrinks back, and melten gel motor is alsoed while driving screw rod to shrink back, but
It is that ball screw keeps certain pressure to screw rod；Until the retrogressing displacement of satisfaction setting, completion injection volume and ball screw
It resets, injection motor, melten gel motor stopping, prepares for injection next time.
In the present embodiment, barrel temperature control system is steadily heated to raw material melting temperature, storing melten gel servo motor root
Raw material are precisely delivered to barrel according to storing set amount, raw material is transformed from the solidified state into liquid at this time, and injecting motor is according to control
The injection speed of system setting accurately injects liquid starting material in mold, and keeps the pressure of setting, waits raw material in mould
Curing molding in tool, into next dust cycle.
The all-electric of the utility model independently penetrates platform and solves energy consumption above from design, speed, environmentally friendly, efficient problem,
Due to being the 40%-50% of original hydraulic class, fast response time, position precision to the consumption of electric energy using servo-control system
Height is small to product and environmental pollution.
It is all-electric independently to penetrate platform, complete, modularized design is configured, can arbitrarily arrange in pairs or groups full electricity and hydraulic injection molding machine, installation
In the molding foreboard top of injection molding machine, it can be achieved that double injection and the different product of various colour mixtures, flexible for installation, control is simple,
Meet the high standard demand of different clients.
In conclusion full electric injection molding machine independence She Tai mechanism provided by the utility model, sharp in injection, melten gel system
It uses injection servo motor and melten gel servo motor to replace hydraulic system as driving force, hydraulic system can be overcome to become due to temperature
Change, accuracy error caused by the compressibility of hydraulic oil, guarantees the reliability in plasticizing injection process, while reducing hydraulic
The leakage pollution of system reduces oil pump noise, realizes cleaning, low noise, repeatable accuracy height, energy-saving and environment-friendly effect, response speed
Degree is fast, low energy consumption, high production efficiency.
The above description is only the embodiments of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of the claims of the utility model.
Claims (6)
1. a kind of full electric injection molding machine independence She Tai mechanism, including penetrate platform pedestal (1), penetrate platform bracket (2), penetrate platform foreboard (3), push away
Movable plate (4) is penetrated platform back plate (5), it is described penetrate platform bracket (2) and be vertically connected on penetrate on platform pedestal (1), it is described to penetrate on platform bracket (2)
Linear guide is installed, platform foreboard (3) is penetrated, penetrates platform back plate (5) and be locked by four guide posts, pushing plate (4), which is located at, penetrates platform
Foreboard (3) and to penetrate platform back plate (5) intermediate and positioned by four guide posts, penetrates that platform foreboard (3), pushing plate (4), to penetrate platform back plate (5) logical
Cross linear guide and be fixed on and penetrate on platform bracket, it is described penetrate below platform foreboard (3) to be equipped with penetrate the double oil cylinders (6) of shifting, it is described that penetrate shifting double
Oil cylinder (6), which pushes, penetrates the movement that platform foreboard (3) drive whole device vertical on penetrating platform bracket (2) along linear guide, feature
It is, further includes injection drive system and melten gel drive system, the injection drive system and melten gel drive system is utilized respectively
Independent injection servo motor, melten gel servo motor carry out power transmission as driving mechanism, and by V belt translation.
2. full electric injection molding machine independence She Tai mechanism as described in claim 1, which is characterized in that the injection drive system packet
Include injection servo motor (7), ball screw (8), feed screw nut (9), pressure sensor (10), bearing group (11), transmission shaft
(12), screw rod (13)；
Injection servo motor (7) is mounted on above pushing plate (4), and injection servo motor (7) rotation torque passes through injection belt wheel
(19) it is transmitted on ball screw (8), feed screw nut (9) and pressure sensor (10) penetrate platform back plate (5) and be fixed together, and roll
Ballscrew (8) is connect with transmission shaft (12), and transmission shaft (12) is fixed on pushing plate (4) by bearing group (11), passes through ball
The torque of injection servo motor is converted to the axial thrust of ball screw by the conversion of screw rod (8) and feed screw nut (9), is pushed
Pushing plate (4) moves between guide post；Pushing plate (4) drives the axial movement of screw rod (13) to complete action of injection；Pressure passes
Sensor (10) monitors the size of thrust in pushing plate moving process and feeds back to servo-system, penetrates further to monitor and control
Thrust magnitude needed for the torque of glue servo motor reaches injection.
3. full electric injection molding machine independence She Tai mechanism as described in claim 1, which is characterized in that the melten gel drive system packet
Include melten gel servo motor (14), melten gel belt wheel (15), screw rod (13), barrel fixed plate (16), barrel (17)；
Using melten gel servo motor (14) as main drive, melten gel servo motor (14) is mounted on to be pushed away the melten gel drive system
The side of movable plate (4) drives screw rod (13) rotation by melten gel belt wheel (15), completes material using screw surface helical structure and connect
Melten gel plasticizing movement is completed in continuous conveying；
Barrel fixed plate (16) is tubular construction, is fastened on and penetrates on platform foreboard (3), and barrel fixed plate (16) and barrel (17) are even
It connects, barrel fixed plate (16) upper end is additionally provided with feed inlet (18), between entering plastic grain between screw rod and barrel fixed plate
Gap, barrel surface are equipped with electric heater unit, and material fast melt is made in material transportation process, realize melten gel plasticizing.
4. full electric injection molding machine independence She Tai mechanism as claimed in claim 2, which is characterized in that the pressure sensor (10)
Along ball screw (8) circumference, while obtaining pressure on feed screw nut (9) circumference and being distributed.
5. full electric injection molding machine independence She Tai mechanism as claimed in claim 2, which is characterized in that the bearing group (11) if by
Dry cylinder roller bearing composition arranged side by side, bear transmission shafts to and radial load, improve stationarity.
6. full electric injection molding machine independence She Tai mechanism as described in claim 1, which is characterized in that described to penetrate the double oil cylinders (6) of shifting
One end be connected to and penetrate on platform pedestal (1), platform foreboard (3) are penetrated in other end connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821100055.XU CN208812404U (en) | 2018-07-11 | 2018-07-11 | A kind of full electric injection molding machine independence She Tai mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821100055.XU CN208812404U (en) | 2018-07-11 | 2018-07-11 | A kind of full electric injection molding machine independence She Tai mechanism |
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| CN208812404U true CN208812404U (en) | 2019-05-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108582655A (en) * | 2018-07-11 | 2018-09-28 | 江阴小乐机电发展有限公司 | A kind of full electric injection molding machine independence She Tai mechanisms |
| CN110757750A (en) * | 2019-09-29 | 2020-02-07 | 宁波力劲机械有限公司 | Injection device of electric injection molding machine |
-
2018
- 2018-07-11 CN CN201821100055.XU patent/CN208812404U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108582655A (en) * | 2018-07-11 | 2018-09-28 | 江阴小乐机电发展有限公司 | A kind of full electric injection molding machine independence She Tai mechanisms |
| CN110757750A (en) * | 2019-09-29 | 2020-02-07 | 宁波力劲机械有限公司 | Injection device of electric injection molding machine |
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