CN201296023Y - An injection molding machine - Google Patents
An injection molding machine Download PDFInfo
- Publication number
- CN201296023Y CN201296023Y CNU2008202034676U CN200820203467U CN201296023Y CN 201296023 Y CN201296023 Y CN 201296023Y CN U2008202034676 U CNU2008202034676 U CN U2008202034676U CN 200820203467 U CN200820203467 U CN 200820203467U CN 201296023 Y CN201296023 Y CN 201296023Y
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- Prior art keywords
- injection
- electric motor
- hydraulic
- hydraulic electric
- injecting
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Abstract
The utility model discloses an injection molding machine, which comprises a frame. The frame is provided with an injection component and a hydraulic system for driving the injection component; wherein the hydraulic system comprises an injection hydraulic cylinder driven by a hydraulic motor, and the injection hydraulic cylinder is connected with an injection seat via a piston rod; the injection component comprises a screw; the screw is connected with an injection molding motor arranged on the injection seat through a main shaft; the injection motor or the hydraulic motor comprises a stator; the stator is internally provided with a rotor; wherein the stator is a structure less grooves and the rotor is a structure with less electrodes. Each electrode corresponding to the rotor is provided with magnetic steel. The injection motor or the hydraulic motor of the injection molding machine has larger output torque control scope; when the load of the injection molding machine is relatively large, the hydraulic motor can provide enough driving force when the injection molding is started. Furthermore, owing to the high power density, compared with the ordinary motor of the same power, the injection molding machine has much smaller volume, less installation space, smaller overall volume of the injection molding machine and lower production cost.
Description
Technical field
The utility model relates to a kind of injection machine.
Background technology
Injection mo(u)lding is the thermophysical property that utilizes plastics; material is added the barrel from hopper; barrel is outer to be heated by heating collar; make the material fusion; the screw rod that drives rotation under the effect of injection moulding motor is housed in barrel; material is fed forward and compacting along screw channel under the effect of screw rod, and material heats little by little plasticizing under the double action with screw rod shearing outside; fusion and homogenizing; when screw rod rotated, material was shifted the material of fusion onto on the head of screw rod under the effect of screw channel frictional force and shearing force; meanwhile; screw rod retreats under the reaction of material, makes screw head form the storing space, finishes plasticizing process; then; screw rod is under the effect of the piston thrust of hydraulic system, with high speed; high pressure is expelled to the melting charge in the storage compartment in the die cavity of mould by nozzle; melt in the die cavity is through pressurize; cooling; after the solidifying and setting; mould under the effect of clamping, opening mold, and by liftout attachment stereotyped goods are ejected from mould and to fall.The hydraulic electric motor and the injection moulding motor of the hydraulic system in the injection machine of the above-mentioned processing of enforcement at present generally adopt ac three-phase asynchronous motor, this motor the adjustable range of output torque little, hydraulic electric motor is difficult to provide enough driving forces when the bigger startup injection moulding of the load of injection machine, and the power density of these motors is less, is applied in can occupy bigger installing space on the powerful injection machine and improve production cost.
The utility model content
The technical problems to be solved in the utility model provides a kind of injection machine, its hydraulic electric motor has bigger output torque adjustable range, hydraulic electric motor can provide enough driving forces when the bigger startup injection moulding of the load of injection machine, and the power density height can be saved installing space and reduces production costs; Another technical problem to be solved in the utility model provides a kind of injection machine, and its injection moulding motor has bigger output torque adjustable range, and the power density height can be saved installing space and reduce production costs.
In order to solve the problems of the technologies described above, a kind of injection machine of the present utility model, comprise fuselage, fuselage is provided with injection member and drives the hydraulic system of injection member, described hydraulic system comprises the hydraulic injection cylinder that is driven by hydraulic electric motor, described hydraulic injection cylinder is connected with injection seat by piston rod, the described articles injection-moulded screw rod that comprises, screw rod is connected with injection moulding motor on being installed in injection seat by main shaft, described hydraulic electric motor comprises the hydraulic electric motor stator, is provided with the hydraulic electric motor rotor in the hydraulic electric motor stator, and described hydraulic electric motor stator is few groove structure, described hydraulic electric motor rotor is few electrode structure, and each utmost point of corresponding hydraulic electric motor rotor is provided with magnet steel.
Another kind of injection machine of the present utility model, comprise fuselage, fuselage is provided with injection member and drives the hydraulic system of injection member, described hydraulic system comprises the hydraulic injection cylinder that is driven by hydraulic electric motor, described hydraulic injection cylinder is connected with injection seat by piston rod, the described articles injection-moulded screw rod that comprises, screw rod is connected with injection moulding motor on being installed in injection seat by main shaft, described injecting motor comprises the injecting motor stator, be provided with the injecting motor rotor in the injecting motor stator, described injecting motor stator is few groove structure, and described injecting motor rotor is few electrode structure, and each utmost point of corresponding injecting motor rotor is provided with magnet steel.
The beneficial effects of the utility model are: owing to adopted said structure, the injecting motor of this injection machine or hydraulic electric motor have bigger output torque adjustable range, hydraulic electric motor can provide enough driving forces when the bigger startup injection moulding of the load of injection machine, can adapt to the needs that driving force changes to a certain extent, and its power density height, compare with the common electric machine of same power, volume reduces greatly, can save the space of installation, and then reduce the overall volume of injection machine, reduce production costs.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is injection member of the present utility model and hydraulic system assembly relation schematic diagram;
Fig. 3 is that rotor of the present utility model is the injection moulding motor or the hydraulic electric motor structure cutaway view of 8 utmost points;
Fig. 4 is that rotor of the present utility model is the injection moulding motor or the hydraulic electric motor structure cutaway view of 10 utmost points.
The specific embodiment
Referring to figs. 1 through Fig. 4, a kind of injection machine of the present utility model, comprise fuselage 1, fuselage 1 is provided with injection member 2 and drives the hydraulic system 3 of injection member 2, described hydraulic system 3 comprises the hydraulic injection cylinder 31 that is driven by hydraulic electric motor 34, described hydraulic injection cylinder 31 is connected with injection seat 33 by piston rod 32, described articles injection-moulded 2 comprise screw rod 21, screw rod 21 is connected with injection moulding motor 23 on being installed in injection seat 33 by main shaft 22, described hydraulic electric motor 34 comprises hydraulic electric motor stator 341, be provided with hydraulic electric motor rotor 342 in the hydraulic electric motor stator 341, described hydraulic electric motor stator 341 is few groove structure, and described hydraulic electric motor rotor 342 is 9 groove structures for few electrode structure, particularly hydraulic electric motor stator 341, hydraulic electric motor rotor 342 is provided with 8 utmost points or 10 utmost points, and 342 each utmost point of corresponding hydraulic electric motor rotor are provided with magnet steel 4.Owing to adopted said structure, the hydraulic electric motor of this injection machine has bigger output torque adjustable range, hydraulic electric motor can provide enough driving forces when the bigger startup injection moulding of the load of injection machine, can adapt to the needs that driving force changes to a certain extent, and its power density height, compare with the common electric machine of same power, volume reduces greatly, can save the space of installation, and then reduce the overall volume of injection machine, reduce production costs.
Described magnet steel 4 embeds in the hydraulic electric motor rotors 342, and is radially or tangential the arrangement.The groove of described hydraulic electric motor stator 341 is a straight trough, and flute profile is identical, evenly distributes.The winding 3411 of described hydraulic electric motor stator 341 is a three-phase, and 3 groups of windings of three-phase are concentrated for 120 ° and embedded.Two-way air gap between described hydraulic electric motor stator 341 and the hydraulic electric motor rotor 342 is 1.2～2.2 millimeters.
A kind of injection machine of another embodiment of the utility model, comprise fuselage 1, fuselage 1 is provided with injection member 2 and drives the hydraulic system 3 of injection member 2, described hydraulic system 3 comprises the hydraulic injection cylinder 31 that is driven by hydraulic electric motor 34, described hydraulic injection cylinder 31 is connected with injection seat 33 by piston rod 32, described articles injection-moulded 2 comprise screw rod 21, screw rod 21 is connected with injection moulding motor 23 on being installed in injection seat 33 by main shaft 22, described injecting motor 23 comprises injecting motor stator 231, be provided with injecting motor rotor 232 in the injecting motor stator 231, described injecting motor stator 231 is few groove structure, described injecting motor rotor 232 is few electrode structure, particularly injecting motor stator 231 is 9 groove structures, and injecting motor rotor 232 is provided with 8 utmost points or 10 utmost points, and 232 each utmost point of corresponding injecting motor rotor are provided with magnet steel 4.Owing to adopted said structure, the injecting motor of this injection machine has bigger output torque adjustable range, can adapt to the needs that driving force changes to a certain extent, and its power density height, compare with the common electric machine of same power, volume reduces greatly, can save the space of installation, and then reduce the overall volume of injection machine, reduce production costs.
Described magnet steel 4 embeds in the injecting motor rotors 232, and is radially or tangential the arrangement.The groove of described injecting motor stator 231 is a straight trough, and flute profile is identical, evenly distributes.The winding 2311 of described injecting motor stator 231 is a three-phase, and 3 groups of windings of three-phase are concentrated for 120 ° and embedded.Two-way air gap between described injecting motor stator 231 and the injecting motor rotor 232 is 1.2～2.2 millimeters.
Think that traditionally structure relatively simply lacks the few electrode structure of groove and can cause in the use that radial electromagnetic force is excessive, vibrations are violent and the big problem of noise, only be used for small-sized or micromachine all the time.Injecting motor in the injection machine and hydraulic electric motor normally adopt the multiple-grooved multi-polar structure of relative complex, and structure is relatively simply lacked the record that the few electrode structure of groove does not use and attempts in injecting motor and hydraulic electric motor.The present invention has overcome above-mentioned technology prejudice, adopt the structure and the above-mentioned magnet steel of 9 grooves, 8 utmost points or 10 utmost points to arrange and specific kind of air-gap design, solved that the motor radial electromagnetic force is excessive, the violent and big problem of noise of vibrations, overcome people the few pole generator of few groove is difficult to use prejudice as the injecting motor or the hydraulic electric motor of injection machine.
Claims (10)
1. injection machine, comprise fuselage (1), fuselage (1) is provided with injection member (2) and drives the hydraulic system (3) of injection member (2), it is characterized in that described hydraulic system (3) comprises the hydraulic injection cylinder (31) that is driven by hydraulic electric motor (34), described hydraulic injection cylinder (31) is connected with injection seat (33) by piston rod (32), described articles injection-moulded (2) comprise screw rod (21), screw rod (21) is connected with injection moulding motor (23) on being installed in injection seat (33) by main shaft (22), described hydraulic electric motor (34) comprises hydraulic electric motor stator (341), be provided with hydraulic electric motor rotor (342) in the hydraulic electric motor stator (341), described hydraulic electric motor stator (341) is few groove structure, described hydraulic electric motor rotor (342) is few electrode structure, and (342) each utmost point of corresponding hydraulic electric motor rotor is provided with magnet steel (4).
2. injection machine according to claim 1 is characterized in that described hydraulic electric motor stator (341) is 9 groove structures, and described hydraulic electric motor rotor (342) is provided with 8 utmost points or 10 utmost points.
3. injection machine according to claim 1 is characterized in that described magnet steel (4) embeds in the hydraulic electric motor rotor (342), and is radially or tangential the arrangement.
4. injection machine according to claim 1 and 2 is characterized in that the groove of described hydraulic electric motor stator (341) is a straight trough, and flute profile is identical, evenly distributes.
5. injection machine according to claim 1 and 2, the winding (3411) that it is characterized in that described hydraulic electric motor stator (341) is a three-phase, 3 groups of windings of three-phase are concentrated for 120 ° and are embedded.
6. injection machine, comprise fuselage (1), fuselage (1) is provided with injection member (2) and drives the hydraulic system (3) of injection member (2), it is characterized in that described hydraulic system (3) comprises the hydraulic injection cylinder (31) that is driven by hydraulic electric motor (34), described hydraulic injection cylinder (31) is connected with injection seat (33) by piston rod (32), described articles injection-moulded (2) comprise screw rod (21), screw rod (21) is connected with injection moulding motor (23) on being installed in injection seat (33) by main shaft (22), described injecting motor (23) comprises injecting motor stator (231), be provided with injecting motor rotor (232) in the injecting motor stator (231), described injecting motor stator (231) is few groove structure, described injecting motor rotor (232) is few electrode structure, and (232) each utmost point of corresponding injecting motor rotor is provided with magnet steel (4).
7. injection machine according to claim 6 is characterized in that described injecting motor stator (231) is 9 groove structures, and described injecting motor rotor (232) is provided with 8 utmost points or 10 utmost points.
8. injection machine according to claim 6 is characterized in that described magnet steel (4) embeds in the injecting motor rotor (232), and is radially or tangential the arrangement.
9. according to claim 6 or 7 described injection machines, it is characterized in that the groove of described injecting motor stator (231) is a straight trough, flute profile is identical, evenly distributes.
10. according to claim 6 or 7 described injection machines, the winding (2311) that it is characterized in that described injecting motor stator (231) is a three-phase, and 3 groups of windings of three-phase are concentrated for 120 ° and embedded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202034676U CN201296023Y (en) | 2008-11-17 | 2008-11-17 | An injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202034676U CN201296023Y (en) | 2008-11-17 | 2008-11-17 | An injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201296023Y true CN201296023Y (en) | 2009-08-26 |
Family
ID=41041986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202034676U Expired - Fee Related CN201296023Y (en) | 2008-11-17 | 2008-11-17 | An injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201296023Y (en) |
-
2008
- 2008-11-17 CN CNU2008202034676U patent/CN201296023Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HESHAN XINLI STRIP STEEL CO., LTD. Free format text: FORMER OWNER: HESHAN HELONG ELECTRO-MECHANICAL CO., LTD. Effective date: 20110210 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 529700 HESHAN HELONG ELECTROMECHANICAL CO., LTD., SANLIAN INDUSTRY DEVELOPMENT AREA, GULAO TOWN, HESHAN CITY, GUANGDONG PROVINCE TO: 529725 NO.18, JIANSHE WEST ROAD, TAOYUAN TOWN, HESHAN CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110210 Address after: 529725 No. 18 Jianshe West Road, Taoyuan Town, Guangdong, Heshan Patentee after: Guangdong Heshan Xinli Stripsteel Co., Ltd. Address before: 529700 Guangdong city of Heshan Province three industrial development zone Gulao town Heshan City Helong Electrical Co. Ltd. Patentee before: Heshan Helong Electro-mechanical Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20121117 |