CN201761047U - Accurately controlled injection molding machine - Google Patents
Accurately controlled injection molding machine Download PDFInfo
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- CN201761047U CN201761047U CN2010202931753U CN201020293175U CN201761047U CN 201761047 U CN201761047 U CN 201761047U CN 2010202931753 U CN2010202931753 U CN 2010202931753U CN 201020293175 U CN201020293175 U CN 201020293175U CN 201761047 U CN201761047 U CN 201761047U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to an accurately controlled injection molding machine. A positioning system is respectively arranged on the side surface of a transverse slideway and/a longitudinal slideway, wherein an inductor for the positioning system is connected with a signal input terminal of a PLC or a host computer, an oil cylinder motor for a storing extrusion cylinder is connected with a power supply through a frequency converter, a control terminal of the frequency converter is connected with a control output terminal of the PLC or the host computer, and the PLC or the host computer is used for controlling the frequency converter to output the driving signal of the corresponding frequency according to the distance of the storing extrusion cylinder to run on a transverse or a longitudinal guide rail. The system can be used for automatically tracking the working state, the working pressure and the flow signal of the injection molding machine, and the output flow of the fixed displacement pump is adjusted properly at the right time, so as to meet the demand of energy conservation; and the injection molding machine has the advantages of simpler structure, reasonable design, good using effect, energy conservation and high efficiency, thereby being favorable for popularization and application.
Description
One, technical field:
The utility model relates to mold injection machine improvement technology, the particularly a kind of injection machine that can accurately control.
Two, background technology:
Injection machine is normally pressed locked mode when converted products---injection---pressurize---cooling---die sinking---thimble---clear material---locked mode such cyclic process cycling service again.Its each required operating pressure of operation stage is all different with flow, and the load variations of oil pump is very big in the whole injection moulding process, almost nil sometimes (as cooling stage).And traditional injection machine adopts is the constant displacement pump fuel feeding, and Oil pump electrical machinery is direct energising, always under power frequency with the rated speed operation, so the output flow of pump can't change along with the variation of load, remain constant flow.When traditional constant displacement pump injection machine needs different flows and pressure under different operations, all controlled in the past by regulating flow valve and pressure valve.Under this working method, when the required flow of work hour, the fuel delivery of oil pump can be much larger than the required oil mass of executive component, unnecessary be under the high pressure conditions hydraulic oil then through overflow valve by the by-pass oil sump tank.A large amount of kinetic energy has been wasted on spigot baffle so on the one hand; Continue the oil of high pressure and the long-term friction of pipeline on the other hand and can produce a large amount of heats, cause the temperature of hydraulic oil to raise, thereby consumed a large amount of heat energy.For reducing the oil temperature, the cooling water that need increase the volume place toward contact circulates the energy of further having lost time.The efficient of therefore traditional constant displacement pump hydraulic injection molding machine system is very low, has serious energy consumption.
In addition, precise treatment and high speed are pursued in the design of injection machine for a long time, and the power of motor is again that maximum consumption power according to each action designs usually during design.The injection moulding of injection machine under high speed and high pressure and the energy consumption maximum during the high speed feed back, but in the actual production, because the requirement of product surface precision, often product is not suitable for the high speed and high pressure type, therefore often causes the design power of injection machine bigger than normal.The average load of motor has only the 40-60% of design capacity, individual cases even lower usually during actual the use.A large amount of wastes of electric energy when this has also caused the motor power frequency operation.
Three, utility model content:
In order to overcome the deficiency that prior art exists, the utility model provides a kind of injection machine that can accurately control.
Technical scheme:
A kind of injection machine that can accurately control, contain base, be fixed with vertical mold closing mechanism at base one end, the other end is fixed with injection moulding apparatus, wherein injection moulding apparatus comprises the plastifying organization of upside and the storing extrusion mechanism of downside, one of plastifying organization brings out mouth and is communicated with the outlet of storing extrusion mechanism, and outside the nozzle valve in the plastifying organization outside and storing extrusion mechanism exit, be provided with heater, the downside of described storing extrusion mechanism is provided with vertical pulley, the long rails coupling of this a vertical pulley and a bracing frame upside slides, the lower end of support frame as described above is provided with the horizontal pulley with base upside cross slide way coupling, thereby the storing extrusion mechanism can be along horizontal and/or longitudinal translation on base, be provided with navigation system at described transverse slipway and/or end slipway side, the sensing device of this navigation system is connected with the signal input part of PLC or main frame, the oil cylinder motor that described storing is extruded cylinder is connected with power supply by frequency converter, the control end of described frequency converter is connected with the control output end of PLC or main frame, and PLC or main frame are extruded the driving signal that distance that cylinder moves is controlled frequency converter output respective frequencies according to storing on horizontal or longitudinal rail.
Described navigation system is that the sidewall at horizontal and/or longitudinal rail is pasted with the BPS bar code, simultaneously the associated pulleys axle or with support that the associated pulleys axle is connected on be fixed with the BPS code reader, the output frequency of the described frequency converter of control is determined in the corresponding location with bar code of code reader, PLC or main frame according to the corresponding bar code segment signal.
Described navigation system is that at least one light sensitive component is set on horizontal and/or longitudinal rail, and PLC or main frame are determined the output frequency of the described frequency converter of control according to the triggering signal of light sensitive component.
Described navigation system be horizontal and/or vertical pulley spindle or with the fixing support of pulley spindle on laser instrument is installed, PLC or main frame determine to control the output frequency of described frequency converter according to laser ranging.
Described horizontal pulley and vertical pulley are in transmission connection with drive motors respectively, described drive motors is connected with PLC or main frame by relay, also be provided with frequency converter, the control output end that the control input end of this frequency converter is connected with PLC or main frame with described horizontal pulley and/or on the drive motors that vertically pulley is connected.
Between described horizontal pulley and the cross slide way, vertically be connected by Driven by Hydraulic Cylinder respectively between pulley and the longitudinal rail.
Between the outlet of plastifying organization one end and the outlet of storing extrusion mechanism, also be provided with the supercharging buffer gear, described buffer gear comprises storage compartment and pressure inlet, plastifying organization outlet and the outlet of storing extrusion mechanism are communicated in the top and bottom of storage compartment respectively, and are provided with check valve between plastifying organization outlet and storage compartment; The injection cylinder pressure inner chamber of storing extrusion mechanism is set with double-piston, elasticity is connected between secondary piston and the back piston, one end of described pressure inlet is communicated in the upper end, storage compartment and is provided with check valve at mouth of pipe place, and the other end of pressure inlet is connected in injection cylinder pressure inner chamber and guarantees that secondary piston is positioned at the front side of this pressure inlet port all the time; The outside at described buffer gear is provided with heater.
The middle part, rear end of the secondary piston of described double-piston is fixed with piston rod, and the while is provided with the blind hole of mating with described piston rod in the front center of back piston, in the piston rod coupling suit of described secondary piston and the blind hole of back piston, and outside this piston rod, be set with compression spring.
Be provided with pressure sensor between described spring and the secondary piston or between spring and the back piston, the holding wire of this pressure sensor is extruded that the cylinder inboard is stretched out and is connected with the signal input part of PLC or main frame from storing.
Also be provided with blast pipe on the plasticizing charging barrel sidewall of plastifying organization, the plasticized screw of plasticizing charging barrel inner chamber is the reducing helical axis, and its front side diameter of axle is greater than the rear side diameter of axle.
The beneficial effects of the utility model:
1, the injection machine that can accurately control of the present utility model, can make duty, operating pressure and the flow signal of system from motion tracking injection machine itself, regulate the output flow of constant displacement pump timely and appropriately, make the actual fuel delivery of pump and the working flow demand of injection machine all can be consistent at any working stage, can allow the energy consumption of motor in whole load alternation process drop to minimum degree, and eliminate overflow phenomena substantially.Because frequency converter can change motor speed flexibly and easily, utilize its control Oil pump electrical machinery just can regulate the output flow of oil pump easily, satisfy energy-conservation needs.
2, the injection machine that can accurately control of the present utility model by supercharging buffer gear and double-piston fit structure, can play the effect of transition, supercharging, compensation.
3, the injection machine that can accurately control of the present utility model, navigation system be pasted with the BPS bar code at horizontal and/or longitudinal rail sidewall, flat BPS code reader, accurately controlled motion speed and the location of cooperating.
4, the injection machine that can accurately control of the present utility model, structure is simpler, and is reasonable in design, and result of use is good, and efficient energy-saving is beneficial to promotion and implementation very much.
Four, description of drawings:
Fig. 1 is one of structural representation of the injection machine that can accurately control of the present utility model;
Fig. 2 be the injection machine that can accurately control of the present utility model structural representation two.
Five, specific embodiments:
Embodiment one: referring to Fig. 1, and a kind of injection machine that can accurately control, numbering 1 is a base; 2 is vertical clamping support, and 3 is mould, and 4 is hydraulic cylinder; 5 is cross slide way, and 6 is cross slide way, and 7 is bracing frame; 8 is the BPS code reader, and 9 for being fixed on the bar code on the guide rail, and 10 is plasticizing charging barrel; 11 is driving machine, and 12 is plasticized screw (spiral promoting shaft), and 14 is heater; 15 are the injection cylinder pressure, and 16 is nozzle valve, and 17 are the supercharging buffer gear; 18 is the storage compartment, 19; 20 is check valve, and 21 is oil cylinder; 22 is secondary piston, and 23 is back piston, and 24 is the screw rod of back piston; 25 is the screw rod of secondary piston, and 26 is compression spring, and 27 is blind hole; 28 is pressure inlet, 29 hoppers.
End at base 1 is fixed with vertical mold closing mechanism, the other end is fixed with injection moulding apparatus.
Wherein injection moulding apparatus comprises the plastifying organization of upside and the storing extrusion mechanism of downside.
One of plastifying organization brings out mouth and is communicated with the outlet of storing extrusion mechanism, and is provided with heater 14 in nozzle valve 16 outsides in the plastifying organization outside and storing extrusion mechanism exit.Between the outlet of plastifying organization one end and the outlet of storing extrusion mechanism, also be provided with supercharging buffer gear 17, described buffer gear 17 comprises storage compartment 18 and pressure inlet 28, plastifying organization outlet and the outlet of storing extrusion mechanism are communicated in the top and bottom of storage compartment 18 respectively, and are provided with check valve 19 between plastifying organization outlet and storage compartment; The inner chamber of the injection cylinder pressure 15 of storing extrusion mechanism is set with double-piston, elasticity is connected between secondary piston 22 and the back piston 23, one end of described pressure inlet 28 is communicated in 18 upper ends, storage compartment and is provided with check valve 20 at mouth of pipe place, and the other end of pressure inlet 28 is connected in the inner chamber of injection cylinder pressure 15 and guarantees that secondary piston 22 is positioned at the front side of this pressure inlet port all the time; Be provided with heater 14 in the outside of described buffer gear 17.
Wherein, the middle part, rear end of the secondary piston 22 of described double-piston is fixed with piston rod 25, and the while is provided with the blind hole 27 of mating with described piston rod in the front center of back piston 23, the piston rod 25 of described secondary piston mates in the blind hole 27 of suits and back piston, and is set with compression spring 26 in these piston rod 25 outsides.
The downside of described storing extrusion mechanism is provided with vertical pulley, long rails 6 couplings of this vertical pulley and a bracing frame 7 upsides slide, the lower end of support frame as described above 7 is provided with the horizontal pulley with base upside cross slide way 5 couplings, thereby the storing extrusion mechanism can be on base along laterally and/or longitudinal translation, between described horizontal pulley and the cross slide way, vertically be connected by Driven by Hydraulic Cylinder respectively between pulley and the longitudinal rail.
Be provided with navigation system at described transverse slipway and/or end slipway side, the sensing device of this navigation system is connected with the signal input part of PLC or main frame, the oil cylinder motor that described storing is extruded cylinder is connected with power supply by frequency converter, the control end of described frequency converter is connected with the control output end of PLC or main frame, and PLC or main frame are extruded the driving signal that distance that cylinder moves is controlled frequency converter output respective frequencies according to storing on horizontal or longitudinal rail.
Be provided with pressure sensor between described spring and the secondary piston or between spring and the back piston, the holding wire of this pressure sensor is extruded that the cylinder inboard is stretched out and is connected with the signal input part of PLC or main frame from storing.
Described navigation system is that the sidewall at horizontal and/or longitudinal rail is pasted with BPS bar code 9, simultaneously the associated pulleys axle or with support that the associated pulleys axle is connected on be fixed with BPS code reader 8, the output frequency of the described frequency converter of control is determined in the corresponding location with bar code of code reader, PLC or main frame according to the corresponding bar code segment signal.
Embodiment two: referring to Fig. 2, the another kind of injection machine that can accurately control, content and embodiment one are basic identical, something in common does not repeat, different is: described navigation system is that one or more light sensitive components 13 are set on horizontal and/or longitudinal rail, the storing extrusion mechanism is when running to specific light sensitive component, and PLC or main frame are determined the output frequency of the described frequency converter of control according to the triggering signal of light sensitive component.
Embodiment three: accompanying drawing is not drawn, content and embodiment one are basic identical, something in common does not repeat, different is: described navigation system be horizontal and/or vertical pulley spindle or with the fixing support of pulley spindle on laser instrument is installed, to determine storing extrusion mechanism present position, PLC or main frame are determined the output frequency of the described frequency converter of control according to laser ranging by laser ranging.
Embodiment four: accompanying drawing is not drawn, content and embodiment one are basic identical, something in common does not repeat, different is: described navigation system be by horizontal and/or vertical pulley spindle or with the fixing support of pulley spindle on laser instrument is installed, the location aperture is set on respective track simultaneously, runs to the certain position aperture to determine the output frequency of the described frequency converter of control according to laser instrument.
Embodiment five: accompanying drawing is not drawn, content and embodiment one are basic identical, something in common does not repeat, different is: described horizontal pulley and vertical pulley are in transmission connection with drive motors respectively, described drive motors is connected with PLC or main frame by relay, also be provided with frequency converter, the control output end that the control input end of this frequency converter is connected with PLC or main frame with described horizontal pulley and/or on the drive motors that vertically pulley is connected.
Embodiment six: accompanying drawing is not drawn, content and embodiment one are basic identical, and something in common does not repeat, and different is: also be provided with blast pipe on the plasticizing charging barrel sidewall of plastifying organization, the plasticized screw of plasticizing charging barrel inner chamber is the reducing helical axis, and its front side diameter of axle is greater than the rear side diameter of axle.
Claims (10)
1. the injection machine that can accurately control, contain base, be fixed with vertical mold closing mechanism at base one end, the other end is fixed with injection moulding apparatus, wherein injection moulding apparatus comprises the plastifying organization of upside and the storing extrusion mechanism of downside, one of plastifying organization brings out mouth and is communicated with the outlet of storing extrusion mechanism, and outside the nozzle valve in the plastifying organization outside and storing extrusion mechanism exit, be provided with heater, the downside of described storing extrusion mechanism is provided with vertical pulley, the long rails coupling of this a vertical pulley and a bracing frame upside slides, the lower end of support frame as described above is provided with the horizontal pulley with base upside cross slide way coupling, thereby the storing extrusion mechanism can be along horizontal and/or longitudinal translation on base, it is characterized in that: be provided with navigation system at described transverse slipway and/or end slipway side, the sensing device of this navigation system is connected with the signal input part of PLC or main frame, the oil cylinder motor that described storing is extruded cylinder is connected with power supply by frequency converter, the control end of described frequency converter is connected with the control output end of PLC or main frame, and PLC or main frame are extruded the driving signal that distance that cylinder moves is controlled frequency converter output respective frequencies according to storing on horizontal or longitudinal rail.
2. the injection machine that can accurately control according to claim 1, it is characterized in that: described navigation system is that the sidewall at horizontal and/or longitudinal rail is pasted with the BPS bar code, simultaneously the associated pulleys axle or with support that the associated pulleys axle is connected on be fixed with the BPS code reader, the output frequency of the described frequency converter of control is determined in the corresponding location with bar code of code reader, PLC or main frame according to the corresponding bar code segment signal.
3. the injection machine that can accurately control according to claim 1, it is characterized in that: described navigation system is that at least one light sensitive component is set on horizontal and/or longitudinal rail, and PLC or main frame are determined the output frequency of the described frequency converter of control according to the triggering signal of light sensitive component.
4. the injection machine that can accurately control according to claim 1, it is characterized in that: described navigation system be horizontal and/or vertical pulley spindle or with the fixing support of pulley spindle on laser instrument is installed, PLC or main frame determine to control the output frequency of described frequency converter according to laser ranging.
5. according to each the described injection machine that can accurately control of claim 1-4, it is characterized in that: described horizontal pulley and vertical pulley are in transmission connection with drive motors respectively, described drive motors is connected with PLC or main frame by relay, also be provided with frequency converter, the control output end that the control input end of this frequency converter is connected with PLC or main frame with described horizontal pulley and/or on the drive motors that vertically pulley is connected.
6. according to each the described injection machine that can accurately control of claim 1-4, it is characterized in that: between described horizontal pulley and the cross slide way, vertically be connected by Driven by Hydraulic Cylinder respectively between pulley and the longitudinal rail.
7. the injection machine that can accurately control according to claim 6, it is characterized in that: between the outlet of plastifying organization one end and the outlet of storing extrusion mechanism, also be provided with the supercharging buffer gear, described buffer gear comprises storage compartment and pressure inlet, plastifying organization outlet and the outlet of storing extrusion mechanism are communicated in the top and bottom of storage compartment respectively, and are provided with check valve between plastifying organization outlet and storage compartment; The injection cylinder pressure inner chamber of storing extrusion mechanism is set with double-piston, elasticity is connected between secondary piston and the back piston, one end of described pressure inlet is communicated in the upper end, storage compartment and is provided with check valve at mouth of pipe place, and the other end of pressure inlet is connected in injection cylinder pressure inner chamber and guarantees that secondary piston is positioned at the front side of this pressure inlet port all the time; The outside at described buffer gear is provided with heater.
8. the injection machine that can accurately control according to claim 7, it is characterized in that: the middle part, rear end of the secondary piston of described double-piston is fixed with piston rod, and the while is provided with the blind hole of mating with described piston rod in the front center of back piston, in the piston rod coupling suit of described secondary piston and the blind hole of back piston, and outside this piston rod, be set with compression spring.
9. the injection machine that can accurately control according to claim 8, it is characterized in that: be provided with pressure sensor between described spring and the secondary piston or between spring and the back piston, the holding wire of this pressure sensor is extruded that the cylinder inboard is stretched out and is connected with the signal input part of PLC or main frame from storing.
10. the injection machine that can accurately control according to claim 7 is characterized in that: also be provided with blast pipe on the plasticizing charging barrel sidewall of plastifying organization, the plasticized screw of plasticizing charging barrel inner chamber is the reducing helical axis, and its front side diameter of axle is greater than the rear side diameter of axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202931753U CN201761047U (en) | 2010-08-17 | 2010-08-17 | Accurately controlled injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202931753U CN201761047U (en) | 2010-08-17 | 2010-08-17 | Accurately controlled injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201761047U true CN201761047U (en) | 2011-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202931753U Expired - Fee Related CN201761047U (en) | 2010-08-17 | 2010-08-17 | Accurately controlled injection molding machine |
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| Country | Link |
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| CN (1) | CN201761047U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954727A (en) * | 2010-08-17 | 2011-01-26 | 陈志华 | Energy-efficient type injection molding machine |
| CN104319847A (en) * | 2014-11-06 | 2015-01-28 | 成都汉度科技有限公司 | Induction structure for charging point |
-
2010
- 2010-08-17 CN CN2010202931753U patent/CN201761047U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954727A (en) * | 2010-08-17 | 2011-01-26 | 陈志华 | Energy-efficient type injection molding machine |
| CN104319847A (en) * | 2014-11-06 | 2015-01-28 | 成都汉度科技有限公司 | Induction structure for charging point |
| CN104319847B (en) * | 2014-11-06 | 2016-08-24 | 陈超玲 | Charging pile induction structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20110817 |