CN2866103Y - Rubber injector whole electric mould locking device - Google Patents
Rubber injector whole electric mould locking device Download PDFInfo
- Publication number
- CN2866103Y CN2866103Y CNU2005200832589U CN200520083258U CN2866103Y CN 2866103 Y CN2866103 Y CN 2866103Y CN U2005200832589 U CNU2005200832589 U CN U2005200832589U CN 200520083258 U CN200520083258 U CN 200520083258U CN 2866103 Y CN2866103 Y CN 2866103Y
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- CN
- China
- Prior art keywords
- injection machine
- rubber injection
- transmission system
- bearing
- reduction box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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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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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a fully electric locking device of rubber injector comprised of electric screw transmission system I, bearing box II, and electric striper device III. Electric screw transmission system is installed on the rubber injector base, bearing box II on the hollow beam of rubber injector, and electric striper device III on the bracket of die moving plate of rubber injector. The output shaft of reduction box of electric screw transmission system is hollow shaft installed with driving nut. Main screws are provided to match with nuts at the middle. The other end of the main screw is connected with die plate of injection forming machine. The motor drives the rotation of screw through reduction box, and nut drives the elevation of the main screw, thus realizing the die locking and opening. The advantages of the utility model are simple structure, convenient maintenance, low energy consumption, little environmental pollution. So it can find wide applications in rubber processing equipment.
Description
Affiliated technical field
The utility model relates to injection molding of rubber processing equipment field, particularly relates to a kind of full electrodynamic mould locking device of rubber injection machine.
Background technology
The clamping apparatus of at present domestic and international rubber injection machine mainly contains three kinds of versions, and the one, mechanical toggle formula, the 2nd, mechanical hydraulic-pressure type, the 3rd, fluid pressure type.There is following shortcoming in mechanical clamping apparatus: (1) complicated in mechanical structure, and bulky; (2) be not suitable for the clamping apparatus of big stroke.There is following shortcoming in the clamping apparatus of fluid pressure type: (1) wastes energy, and it is in the entire job process, and motor is in duty all the time, cause waste of electric energy, in operation process, be transformed into the hydraulic pressure energy simultaneously by electric energy, be transformed into mechanical energy again, also cause the loss of electric energy; (2) in the hydraulic system, consumable accessory is too many, causes mechanical breakdown easily, influences reliability; (3) in the operation process, hydraulic system is leaked easily, aggravating working environment; (4) maintaining difficulty, operating cost is higher.The clamping apparatus of mechanical hydraulic-pressure type exists above-mentioned shortcoming equally.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming that the rubber injection machine clamping apparatus of existing machinery toggle formula, mechanical hydraulic-pressure type and fluid pressure type exists, and provides a kind of simple in structure, energy savings, reduces the rubber injection machine clamping apparatus of environmental pollution.
To achieve these goals, the utility model provides a kind of all-electric spiral clamping apparatus, and the utility model is made up of electric screw transmission system, bearing housing and electronic stripper apparatus, divides three parts to describe in detail below:
Described electric screw transmission system is installed on the rubber injection machine base, be provided with the planar double-enveloping wormwheel reduction box in the system, the power shaft of reduction box is connected with the double-speed motor of high starting torque, the output shaft of reduction box is made hollow shaft, the elongated cylindrical drive nut is installed in the hollow shaft endoporus, with flat key drive nut and hollow shaft are linked, be furnished with the main spiral that mates with mother nut in nut central authorities.The other end of main spiral is semi-circular bulb, and semi-circular bulb is connected the ball cup the inside of rubber injection machine moving platen bottom and matches with it, drives during the nut rotation to be installed in that the goods counterdie moves up and down on the moving platen, makes locked mode and die sinking and moves.
Described bearing housing, be installed in the box crossbeam of hollow of rubber injection machine base, load sensor is equipped with in the inner chamber bottom of bearing housing, self-aligning thrust roller bearing has been installed above sensor, the elongated cylindrical drive nut passes the endoporus of self-aligning thrust roller bearing, and the shaft shoulder of drive nut is compressed an end face of bearing, is equipped with taper roll bearing above the shaft shoulder, compress taper roll bearing with gland, and with bolt that gland and bearing block is fastening; The nut and the spiral that extend to bearing housing have constituted screw pair.
Described electronic stripper apparatus is fixed by bolts on the support of rubber injection machine moving platen lower hollow position, it is provided with the linear pattern gear-box and exchanges the continuous variable speed motor with single-phase US and is connected, in gear-box, dispose the cylinder tooth bar that to do vertical lift, cylinder tooth bar upper end is connected to knockout pin, be provided with fairlead in the knockout pin outside, fairlead is embedded on the rubber injection machine moving platen and by bolted.
Preferably, the main shaft of electric screw transmission system reduction box makes hollow shaft, so that drive nut passes its central authorities, and connects main shaft and drive nut is fastening with key.
Preferably, the reduction box overload capacity of electric transmission system is big, and noise is low, and running steadily.Especially traditional main shaft diameter is fully enlarged, and it is made hollow shaft sleeve, realize that thus screw pair directly passes the main shaft of reduction box, thereby make spiral reach the purpose of free lifting, simultaneously greatly improve parts and decided the power situation, simplified mechanism, saved space and floor space.
Preferably, be provided with bearing housing at the reduction box output, the huge axial force that produces during locked mode is all born by the bearing of installing in this bearing housing, makes the reduction box main shaft exempt the infringement of axial force, thereby guarantees the safe and reliable work of locked mode process.
Preferably, in bearing housing, be provided with load sensor, sensor can be the signal transition of clamp force the signal of telecommunication, can accurately detect the variation of locked mode process clamp force and final clamp force, and can set the operating point of clamp force, when clamp force reached the locked mode tonnage of setting, the locked mode transmission system stopped action, realized the operation of predetermined clamp force.
Preferably, be provided with supporting screw pair in the hollow main shaft of transmission system, the nut of screw pair is mounted in the hollow main shaft with key, and spiral matches with nut.When hollow spindle rotates under motor-driven, drive the nut transmission, because the feather key of spiral can not rotate spiral, then spiral produces spiral and axially rises or down maneuver under the effect of feather key and spiral guide slot, makes the action of locked mode and die sinking.Thereby realize the electronic locked mode and the purpose of die sinking.
Preferably, electronic stripper apparatus is provided with single phase ac continuous variable speed auxiliary-motor, directly drives the linear pattern gear-box by it, and the cylinder tooth bar that drives in the case is done rising or descending motion, rises or descends thereby drive the knockout pin that is connected in cylinder tooth bar end.When locked mode, knockout pin is formed one with counterdie under cylinder tooth bar descending motion effect; When die sinking, knockout pin is deviate from rubber parts under cylinder tooth bar ascending motion effect from mould, realize the purpose of the electronic demoulding thus.
The utility model full electrodynamic mould locking and stripper apparatus have following advantage:
(1) save electric energy: electronic transmission can be disposed the motor of adaptive power according to locked mode and stripper apparatus power demand, and raising active power cuts down the consumption of energy; Directly be transformed into mechanical energy by electric energy, the centre need not can change by hydraulic pressure, improves transmission efficiency, cuts down the consumption of energy; Transmission system is only worked in die sinking or locked mode process, and all the other times are inactive states, need continuous operation unlike hydraulic system, thereby have saved electric energy.
(2) realize big stroke opening and closing mould easily: mechanical toggle opening and closing mould, its stroke are subjected to the frame for movement restriction, and same hydraulicdriven hydraulic cylinder length can not be oversize, and electric screw locked mode nut length can be made decision according to the stroke that the opening and closing mould requires.
(3) mode transfer is convenient: the die sinking of mould and locked mode realize that according to sensor-digital display circuit it comes mode transfer without mechanical system or with the overflow mode of hydraulic pressure, and the utility model does not need mode transfer as long as locked mode pressure reaches when setting value, and does with regard to the lock stop die worker.
(4) improve equipment dependability: the few easy workout part of power driven system, and do not have hydraulicdriven leakage problem, thus improved the reliability of equipment.
(5) reduced operating cost: the maintaining workload is little, and fallible component is few, simultaneously the maintaining technical staff is not had special requirement, thereby has reduced operating cost.
(6) realize carrying out production strictly in line with rules and regulations: the utility model does not have the evaporating, emitting, dripping or leaking of liquid or gas problem.
Description of drawings
Fig. 1 full electrodynamic mould locking device scantling plan
Fig. 2 bearing housing structure figure
Fig. 3 stripper apparatus structure chart
Embodiment
Below in conjunction with accompanying drawing the utility model being described further, is not to qualification of the present utility model.
Fig. 1 is the utility model full electrodynamic mould locking device scantling plan.The utility model comprises the electric screw transmission system, bearing housing and electronic stripper apparatus.In the electric screw transmission system, be provided with plane-generated double enveloping turbine reduction box 1, at reduction box 1 input shaft end high starting is housed and changes the double-speed motor 2 of distance, reduction box 1 output main shaft is a hollow shaft 3, drive nut 4 is installed in the endoporus, and with flat key 5 drive nut 4 and hollow shaft 3 are linked, be equipped with main spiral 6 in nut 4 central authorities.The bulb end of main spiral 6 matches with the ball cup 9 that is installed in rubber injection moulding machine moving platen 27 bottom surfaces, during with the realization spiral lifting, is installed in goods counterdie 28 liftings on the moving platen 27, makes locked mode and die sinking action.
Fig. 2 is a bearing housing of the present utility model, bearing housing is installed in the box beam 8 of rubber injection moulding machine base, the inner chamber bottom of bearing housing is provided with load sensor 14, self-aligning thrust roller bearing 11 has been installed in the top of sensor 14, the drive nut 4 that extends to bearing housing passes the endoporus of bearing 11, and the shaft shoulder of drive nut 4 is compressed the upper surface of bearing 11, above the shaft shoulder, be equipped with taper roll bearing 13, compress taper roll bearing 13 with gland 10, and be connected fastening with bearing block 7 gland 10 with bolt 15, extend to the nut 4 of bearing housing, constituted screw pair with the spiral 6 that extends to bearing housing.
Fig. 3 is an electronic stripper apparatus of the present utility model, electronic stripper apparatus is installed on the support 26 of moving platen 27 lower hollow positions with bolt 25, it is provided with linear pattern gear-box 17 and exchanges continuous variable speed auxiliary-motor 18 composition one with single-phase US, in gear-box 17, be equipped with the cylinder tooth bar 19 that to make vertical lift, cylinder tooth bar 19 upper ends connect knockout pin 22, in knockout pin 22 outer setting fairlead 23 is arranged, fairlead 23 is embedded on the moving platen 27 and is fastening by bolt 24.
The operating process that has the full electrodynamic mould locking device of said structure below in conjunction with relevant description of drawings.
Mould patrix 29 is in original die opening state with counterdie 28, and stripper apparatus is in the reset condition that combines with counterdie.When sending the locked mode signal, starter motor 2 is pressed certain orientation and is rotated, the main shaft that drives reduction box 1 is also pressed the certain orientation rotation, driving nut 4 rotates, thereby drive spiral 6 and do axial ascending motion by guiding feather key 30, by moving platen 27, make counterdie 28 also do ascending motion, after counterdie 28 contacts were installed in the patrix 29 of fixed form 20 and progressively produce clamp force, at this moment counteractive clamp force reached collapsible form 27 by counterdie 28, passes to spiral 6 again, pass to nut 4 again, pass to the shaft shoulder of nut 4 again, pass to self-aligning thrust roller bearing 11 again, affact axial force load sensor 14 at last; When clamp force reached predetermined clamp force, load sensor 14 sent signal, and locked mode motor 2 quits work.Behind injection and sulfuration end-of-job, operating system is sent and is opened the mould signal, and starter motor 2 rotates by opposite direction, drives moving platen 27 declines, makes counterdie 28 produce the die sinkings action, and when counterdie 28 dropped to certain position, counterdie 28 stopped to descend; This moment, operating system was sent the motor 18 of signal enabling stripper apparatus, drive reduction box 17, make elevation cylinder tooth bar 19 do ascending motion, and then, make knockout pin 22 that goods 31 are ejected counterdie 28 die cavitys, behind the taking-up goods 31, the motor of stripper apparatus is done running in the other direction, stripper apparatus resets, and has so far finished whole opening and closing mould and mode-lock operation process.
Above-described only is preferred implementation of the present utility model.Except above version, the utility model also can be made horizontal type structure; Motor can adopt variable-frequency motor or stepper motor; Reduction box can adopt plane-generated double enveloping reduction box or other exposed gear reduction boxes; But load sensor can adopt other load-sensing unit and be arranged on other measuring position; The reduction box main shaft can directly be made the inner bolt hole shape, and screw pair can adopt ball screw spiral pair and mould emptier can adopt general screw pair mould emptier or adopt secondary mould emptier of ball screw spiral or the like.For present technique field those of ordinary skill; under the prerequisite that does not break away from the utility model principle; as long as adopted agent structure, and increase on its basis or change some parts, all drop within the protection domain of the present utility model as full electrodynamic mould locking.
Claims (3)
1. full electrodynamic mould locking device of rubber injection machine, has the electric screw transmission system, bearing housing and electronic stripper apparatus, it is characterized in that the electric screw transmission system is installed on the rubber injection machine base, be provided with plane-generated double enveloping turbine reduction box in the system, the input shaft end of reduction box is connected with the double-speed motor of high starting torque, reduction box output main shaft is made hollow shaft, in the hollow shaft endoporus drive nut is housed, is furnished with main spiral in nut central authorities, the other end of main spiral is semi-circular bulb, and semi-circular bulb is connected the ball cup the inside of rubber injection machine moving platen bottom; Bearing housing is installed in the hollow box beam of rubber injection machine base, load sensor is equipped with in the inner chamber bottom of bearing housing, self-aligning thrust roller bearing has been installed above sensor, the elongated cylindrical drive nut passes the endoporus of self-aligning thrust roller bearing, the shaft shoulder of drive nut compresses an end face of bearing, taper roll bearing is housed above the shaft shoulder, compresses taper roll bearing with gland, and with bolt that gland and bearing block is fastening; Electronic stripper apparatus is fixed on the support of rubber injection machine moving platen bottom, it is provided with the linear pattern gear-box and exchanges the continuous variable speed motor with single-phase US and is connected, in gear-box, dispose the cylinder tooth bar that to do vertical lift, cylinder tooth bar upper end is connected to knockout pin, in the knockout pin outer setting fairlead is arranged, fairlead is embedded on the rubber injection machine moving platen.
2. full electrodynamic mould locking device of rubber injection machine as claimed in claim 1 is characterized in that the motor of described electric screw transmission system can use variable-frequency motor, servomotor or stepper motor to substitute.
3. full electrodynamic mould locking device of rubber injection machine as claimed in claim 1 is characterized in that the reduction box output main shaft endoporus of described electric screw transmission system can be processed into the inside spin shape, also can adopt ball screw spiral secondary alternative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200832589U CN2866103Y (en) | 2005-05-20 | 2005-05-20 | Rubber injector whole electric mould locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200832589U CN2866103Y (en) | 2005-05-20 | 2005-05-20 | Rubber injector whole electric mould locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2866103Y true CN2866103Y (en) | 2007-02-07 |
Family
ID=37701807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200832589U Expired - Lifetime CN2866103Y (en) | 2005-05-20 | 2005-05-20 | Rubber injector whole electric mould locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2866103Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100413671C (en) * | 2005-05-20 | 2008-08-27 | 青岛科技大学 | Full electrodynamic mould locking device of rubber injection machine |
| CN102358009A (en) * | 2011-07-28 | 2012-02-22 | 顺德职业技术学院 | Injection mold screw thread core pulling mechanism |
-
2005
- 2005-05-20 CN CNU2005200832589U patent/CN2866103Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100413671C (en) * | 2005-05-20 | 2008-08-27 | 青岛科技大学 | Full electrodynamic mould locking device of rubber injection machine |
| CN102358009A (en) * | 2011-07-28 | 2012-02-22 | 顺德职业技术学院 | Injection mold screw thread core pulling mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080827 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |