CN201856358U - Combined single-cylinder injection plasticizing device - Google Patents
Combined single-cylinder injection plasticizing device Download PDFInfo
- Publication number
- CN201856358U CN201856358U CN2010206115468U CN201020611546U CN201856358U CN 201856358 U CN201856358 U CN 201856358U CN 2010206115468 U CN2010206115468 U CN 2010206115468U CN 201020611546 U CN201020611546 U CN 201020611546U CN 201856358 U CN201856358 U CN 201856358U
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- piston rod
- output shaft
- oil cylinder
- oil
- injecting
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Abstract
The utility model discloses a combined single-cylinder injection plasticizing device which comprises an injection piston rod, an oil cylinder front cover, an oil cylinder body, a driving output shaft, an oil cylinder rear cover and an oil motor. The injection piston rod is sleeved in the oil cylinder body. The oil cylinder front cover is fixedly arranged at the front end of the oil cylinder body. The oil cylinder body is provided with an injection port. The oil cylinder rear cover is fixedly arranged at the rear end of the oil cylinder body. The driving output shaft is inserted in the injection piston rod. The driving output shaft and the oil cylinder rear cover are fixed and locked. The oil motor is fixedly arranged on the oil cylinder rear cover and is connected with the driving output shaft. The combined single-cylinder injection plasticizing device is characterized in that the oil cylinder rear cover is also provided with an injection port; an inner hole channel is arranged in the driving output shaft; the inner hole channel is communicated with the injection port on the oil cylinder rear cover; a cavity between the front end of the driving output shaft and the injection piston rod is an injection piston rod cavity; and a cavity between one end of the injection piston rod and the oil cylinder rear cover is an injection piston cavity. The combined single-cylinder injection plasticizing device has simple and reasonable structural design, is simple, convenient and rapid to operate and maintain and also has higher applicability and energy saving performance.
Description
Technical field
The utility model relates to a kind of combined type single cylinder injecting plasticizing device, can be implemented in forming thin-walled and heavy wall plastic part of while on the plastic-injection moulding machine.
Background technology
Chinese patent ZL03210373.5, name is called the single cylinder injector that discloses a kind of routine in " injection machine single cylinder injection mechanism ", its injection cylinder comprises injection ram, cylinder body, cylinder cap, injection seat, penetrate plate behind the platform, in the described injection ram, the turning cylinder that is connected with bearing in addition and can rotates, turning cylinder connects into integral body with bearing and injection ram, and the two ends of turning cylinder are connected with hydraulic motor output shaft with screw rod respectively.Directly drive turning cylinder by hydraulic motor and rotate, drive with it by turning cylinder again and be linked as whole screw rod rotation plasticizing, drive with it by bearing by injection ram and connect into whole turning cylinder, drive screw rod and do left and right moving, finish injection.
As above-mentioned single cylinder injection (mo(u)lding) machine, general employing realizes the production of product to the improvement of standard injection make-up machine in forming thin-walled and heavy wall plastic, therefore on an equipment, can't satisfy the production of thin-walled or heavy wall plastic product simultaneously, thereby long, problem such as utilization rate of equipment and installations is low of device fabrication cycle occur.
The utility model content
Technical problem to be solved in the utility model is to overcome deficiency of the prior art and provide a kind of structural design advantages of simple, simple and convenient operation and maintenance quick, has more the combined type single cylinder injecting plasticizing device of applicability and energy saving than common standard injection (mo(u)lding) machine.
The technical scheme in the invention for solving the above technical problem is: this combined type single cylinder injecting plasticizing device, comprise injecting piston rod, the oil cylinder protecgulum, cylinder body, drive output shaft, oil cylinder bonnet and oil motor, injecting piston rod is sleeved in the cylinder body, the cylinder body front end is set with the oil cylinder protecgulum, have injection port on the cylinder body, the cylinder body rear end is set with the oil cylinder bonnet, driving output shaft is inserted in the injecting piston rod, drive output shaft and oil cylinder bonnet fixing and locking, oil motor is fixedly installed on the oil cylinder bonnet and with the driving output shaft and is connected, it is characterized in that: also have injection port on the described oil cylinder bonnet, drive in the output shaft and be provided with interior hole path, interior hole path is communicated with injection port on the oil cylinder bonnet, cavity between described driving output shaft front end and the injecting piston rod is the injecting piston rod chamber, and the cavity between injecting piston rod one end and the oil cylinder bonnet is the injection ram chamber.By interior hole path being set driving on the output shaft, can realize the multiple combination of injection speed and injection pressure, thereby can be implemented in the equipment effective moulding different plastic thin-walleds and heavy wall.Realize energy-conservation by choose reasonable speed and pressure.Injection ram chamber and injecting piston rod chamber have been formed in the utility model respectively, be respectively arranged with injection port on cylinder body and the oil cylinder bonnet, when two injection ports independently carry out action of injection respectively, standard speed pressure and middle pressure high speed injection function can be realized, when two injection ports are worked simultaneously, high pressure low speed function of injection can be realized.
Injecting piston rod described in the utility model is provided with endoporus, and this inner hole wall is provided with inner spline groove, drives output shaft and is provided with the external splines groove, drives output shaft and is arranged in the injecting piston rod endoporus, inner spline groove and external splines groove coupling.Oil motor described in the utility model is connected with the driving output shaft by flat key.The utility model device is when doing the plasticizing action, and because of the injecting piston rod endoporus has inner spline groove, driving output shaft has the external splines groove, and both cooperate by spline can make rotation and rectilinear motion.Power output by oil motor drives the injecting piston rod rotation by flat key with driving output shaft, realizes the plasticizing action.
The one side that injecting piston rod one end described in the utility model contacts with cylinder body is provided with oil sealing.Its effect is to form the injection ram chamber, the sealing of fluid when effectively guaranteeing the work of injection ram chamber, and have lower frictional resistance when making injecting piston rod make rotation and rectilinear motion.
The junction of cylinder body described in the utility model and oil cylinder protecgulum is respectively arranged with oil sealing.Its effect is that the space between cylinder body, oil cylinder protecgulum and the injecting piston rod is formed the anti-saliva chamber of injection, anti-saliva chamber fluid oil return when effectively guaranteeing to make action of injection.
Driving output shaft one end described in the utility model is set with bearing, drives output shaft and inserts in the injecting piston rod, and injecting piston rod one end is provided with oil sealing with the one side that the driving output shaft contacts.Its effect forms injecting piston rod chamber, the sealing of fluid when effectively guaranteeing the work of injecting piston rod chamber, and when reducing the injecting piston rod moving linearly with the frictional resistance that drives output shaft.
Fixedly connected with the oil cylinder bonnet by hexagon socket cap head screw in cylinder body described in the utility model rear end, the junction is provided with oil sealing.Its effect forms the injection ram chamber, the sealing of fluid when effectively guaranteeing the work of injection ram chamber.
The utility model compared with prior art has the following advantages: the utility model has been processed interior hole path on the driving output shaft of primary standard single cylinder injecting plasticizing device, make hydraulic oil enter the injecting piston rod chamber by hole path in the output shaft, thereby realize the function of injection of quick medium injection pressure, than the injection speed of primary standard single cylinder injection (mo(u)lding) machine fast 30%, satisfy the moulding requirement of general thin-walled plastic.The speed and the pressure that also possess simultaneously primary standard single cylinder injection (mo(u)lding) machine.And exert pressure simultaneously in injecting piston rod chamber and injection ram chamber and just can increase injection pressure, make injection pressure increase to 1.7 times of primary standard single cylinder plastic-injection moulding machine injection pressure, thereby realize high pressure low speed function of injection, satisfy the moulding requirement of heavy wall plastic.The utility model apparatus structure is rationally compact, and maintenance and repair are convenient to operation.The utility model can be reequiped on existing standard single cylinder engine, the technical pattern maturation, and applicability is strong, and processing cost is low.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model injecting piston rod structural representation.
Fig. 3 drives the output shaft structural representation for the utility model.
The specific embodiment
Referring to Fig. 1 ~ Fig. 3, the utility model comprises injecting piston rod 1, oil cylinder protecgulum 2, hexagon socket cap head screw 3, oil sealing 4, oil sealing 5, cylinder body 6, drives output shaft 7, oil sealing 8, oil sealing 9, oil cylinder bonnet 10, nut 11, hexagon socket cap head screw 12, oil motor 13, flat key 14, oil sealing 15, hexagon socket cap head screw 16, oil sealing 17, oil sealing 18, bearing 19, endoporus 20, inner spline groove 21, external splines groove 22, interior hole path 23.
Oil sealing 8 is packed on the injecting piston rod 1, injecting piston rod 1 is inserted in the cylinder body 6, have injection port A and oil-out C on the cylinder body 6, oil cylinder protecgulum 2 is fixedlyed connected with cylinder body 6 with hexagon socket cap head screw 3, pre-install oil sealing 4 simultaneously and oil sealing 5 seals at cylinder body 6 front ends.Oil cylinder bonnet 10 is fixedlyed connected with cylinder body 6 with hexagon socket cap head screw 16 in cylinder body 6 rear ends, the junction is provided with oil sealing 15, oil sealing 17, oil sealing 18 and seals.Also have injection port B on the described oil cylinder bonnet 10, drive be provided with in the output shaft in hole path 23, interior hole path 23 is communicated with injection port B on the oil cylinder bonnet 10.Bearing 19 is inserted on the driving output shaft 7, and injecting piston rod 1 is provided with endoporus 20, will drive the endoporus 20 that output shaft 7 inserts injecting piston rods 1 again, pre-installs oil sealing 9 simultaneously and seals.These endoporus 20 walls are provided with inner spline groove 21, drive output shaft 7 and are provided with external splines groove 22, inner spline groove 21 and external splines groove 22 couplings.To drive output shaft 7 and oil cylinder bonnet 10 fixing and lockings with nut 11.Oil motor 13 is fixedlyed connected with oil cylinder bonnet 10 by hexagon socket cap head screw 12, and oil motor 13 is connected with driving output shaft 7 by flat key 14.Cavity between described driving output shaft 7 front ends and the injecting piston rod 1 is an injecting piston rod chamber I, cavity between injecting piston rod 1 one ends and the oil cylinder bonnet 10 is an injection ram chamber II, and the space between cylinder body 6, oil cylinder protecgulum 2 and the injecting piston rod 1 is the anti-saliva chamber of injection III.Also being provided with a plurality of oil sealings in the utility model and being used for sealing, is respectively that the one side that injecting piston rod 1 one ends contact with cylinder body 6 is provided with oil sealing 8.Junction at cylinder body 6 and oil cylinder protecgulum 2 is respectively arranged with oil sealing 4 and oil sealing 5.Injecting piston rod 1 one ends are provided with oil sealing 9 with the one side that driving output shaft 7 contacts.
The utility model can be realized three kinds of different technical field action of injection functions:
1, middle pressure fast injection: when the injection port B of pressure oil liquid from oil cylinder bonnet 10 enters, go to the endoporus 20 that drives output shaft 7 by oil cylinder bonnet 10 and enter cavity injecting piston rod chamber I between injecting piston rod 1 and the driving output shaft 7, under the pressure effect of fluid, injecting piston rod 1 moving linearly is left realized action of injection, because of pressing the fast injection function in less former can the realization of the active area of injecting piston rod chamber I.
2, normal pressure speed injection: when the injection port A of pressure oil liquid from cylinder body enters, go to injecting piston rod 1, cylinder body 6, drive the cavity injection ram chamber II between output shaft 7, the oil cylinder bonnet 10 by cylinder body 6, under the pressure effect of fluid, injecting piston rod 1 moving linearly is left realized action of injection, because of the active area of injecting piston rod chamber II can be realized normal pressure speed injection function than die.
3, high pressure low speed injection: as the injection port B and the injection port A on the cylinder body when entering simultaneously of pressure oil liquid from oil cylinder bonnet 10, fluid enters injecting piston rod chamber I and injection ram chamber II respectively, under the pressure effect of fluid, injecting piston rod 1 moving linearly is left realized action of injection, act on because of fluid on the cross section of whole injecting piston rod, the die of active area can realize high pressure low speed function of injection.
In addition, need to prove, the specific embodiment described in this specification, its zero, the shape of parts, institute's title of being named etc. can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection domain of the utility model patent according to the utility model patent.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount the defined scope of these claims, all should belong to protection domain of the present utility model.
Claims (7)
1. combined type single cylinder injecting plasticizing device, comprise injecting piston rod, the oil cylinder protecgulum, cylinder body, drive output shaft, oil cylinder bonnet and oil motor, injecting piston rod is sleeved in the cylinder body, the cylinder body front end is set with the oil cylinder protecgulum, have injection port on the cylinder body, the cylinder body rear end is set with the oil cylinder bonnet, driving output shaft is inserted in the injecting piston rod, drive output shaft and oil cylinder bonnet fixing and locking, oil motor is fixedly installed on the oil cylinder bonnet and with the driving output shaft and is connected, it is characterized in that: also have injection port on the described oil cylinder bonnet, drive in the output shaft and be provided with interior hole path, interior hole path is communicated with injection port on the oil cylinder bonnet, cavity between described driving output shaft front end and the injecting piston rod is the injecting piston rod chamber, and the cavity between injecting piston rod one end and the oil cylinder bonnet is the injection ram chamber.
2. combined type single cylinder injecting plasticizing device according to claim 1, it is characterized in that: described injecting piston rod is provided with endoporus, this inner hole wall is provided with inner spline groove, drive output shaft and be provided with the external splines groove, drive output shaft and be arranged in the injecting piston rod endoporus, inner spline groove and external splines groove coupling.
3. combined type single cylinder injecting plasticizing device according to claim 1 is characterized in that: described oil motor is connected with the driving output shaft by flat key.
4. combined type single cylinder injecting plasticizing device according to claim 1 is characterized in that: the one side that described injecting piston rod one end contacts with cylinder body is provided with oil sealing.
5. combined type single cylinder injecting plasticizing device according to claim 1, it is characterized in that: the junction of described cylinder body and oil cylinder protecgulum is respectively arranged with oil sealing.
6. combined type single cylinder injecting plasticizing device according to claim 1, it is characterized in that: described driving output shaft one end is set with bearing, drive output shaft and insert in the injecting piston rod, injecting piston rod one end is provided with oil sealing with the one side that the driving output shaft contacts.
7. combined type single cylinder injecting plasticizing device according to claim 1, it is characterized in that: fixedly connected with the oil cylinder bonnet by hexagon socket cap head screw in described cylinder body rear end, the junction is provided with oil sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206115468U CN201856358U (en) | 2010-11-18 | 2010-11-18 | Combined single-cylinder injection plasticizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206115468U CN201856358U (en) | 2010-11-18 | 2010-11-18 | Combined single-cylinder injection plasticizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201856358U true CN201856358U (en) | 2011-06-08 |
Family
ID=44102174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206115468U Expired - Lifetime CN201856358U (en) | 2010-11-18 | 2010-11-18 | Combined single-cylinder injection plasticizing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN201856358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498018A (en) * | 2017-09-30 | 2017-12-22 | 昆山盛事达机械有限公司 | The preposition screw rod rotating device of semi-solid magnesium alloy injection (mo(u)lding) machine |
-
2010
- 2010-11-18 CN CN2010206115468U patent/CN201856358U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498018A (en) * | 2017-09-30 | 2017-12-22 | 昆山盛事达机械有限公司 | The preposition screw rod rotating device of semi-solid magnesium alloy injection (mo(u)lding) machine |
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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 |
Granted publication date: 20110608 Effective date of abandoning: 20160321 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |