CN104441514A - Composite injection molding machine - Google Patents
Composite injection molding machine Download PDFInfo
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- CN104441514A CN104441514A CN201310415735.6A CN201310415735A CN104441514A CN 104441514 A CN104441514 A CN 104441514A CN 201310415735 A CN201310415735 A CN 201310415735A CN 104441514 A CN104441514 A CN 104441514A
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- fat
- cannelure
- moving platen
- lding
- pull bar
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Abstract
The invention discloses a composite injection molding machine. Each device in the injection system is driven by a motor; a clamping mold system uses a scheme combining electric driving, grease pressing, pneumatic driving and hydraulic pressing; the long stroke mold opening and closing movement of a moving plate employs a motor-driven transmission mechanism without self-locking; the short stroke model closing and pressure applying and pressure maintenance operations requiring large clamping force adopt the grease pressing; grease pressing cylinders arranged in four corners of the back of the fixed plate use a chamber containing a rod as the grease pressing chamber, and a rod-free chamber is connected to the pressure water or compressed air; a grease pressing pump using a self-locking screw mechanism to drive a pump-moving member supplies lubricating grease; one end of each pull rod is fixedly connected with a piston of each grease pressing cylinder, and the other end passes through a corner hole of the moving plate and is provided with an equidistance circumferential annular groove; and four corners on the back of the moving plate are provided with pair-opening lock block type locking bolt devices matched with annular grooves of the pull rods. The composite injection molding machine provided by the invention has higher cost performance than the existing electric and hydraulic composite injection molding machine, not only can be used for small and medium-sized models, and is more suitable for large models and oversize models.
Description
(1) technical field
The present invention relates to a kind of injection (mo(u)lding) machine, specifically a kind of for injected-formative plastic, rubber, metal dust, magnetic material, pottery and other can be injected into shaped material, the combined type injection (mo(u)lding) machine that electronic and fat pressure, pneumatic, hydraulic pressure combine.
(2) background technology
Existing injection (mo(u)lding) machine, as the injection machine for injection-moulding plastic is divided into the large class of toggle rod type, full hydraulic, full electric type, electric hydaulic combined type four by its type of drive.Electric hydaulic combined type injection machine, as a kind of liquid collecting pressure and the electric operating Novel injection moulding machine in one, has merged full hydraulic high-performance and the energy-conservation advantage of full electric type, has become the developing direction of injection machine.But existing electric hydaulic combined type injection machine still has deficiency: conjunction clamping system structure is not compact, and the closed curve of clamp force is long, and system rigidity is lower, be unfavorable for improving goods precision; Complete machine floor space is larger; The leakage of hydraulic drive fluid, contaminated environment, the problem that wastes energy thoroughly do not solve; Also do not give full play to the strong point of various transmission; Also there is the shortcoming of mode transfer inconvenience; Cost is higher; Cost performance is high not enough; Clamp force to be improved further, develop more large-tonnage type and have any problem.
(3) summary of the invention
The object of the invention is the above-mentioned deficiency overcoming prior art, a kind of strong point giving full play to the transmissions such as electronic, fat pressure, pneumatic, hydraulic pressure is provided; Do not have Leakage, production environment is clean; Close clamping system compact conformation, the closed curve of clamp force is short, and system rigidity is higher, is more conducive to improve goods precision; Complete machine floor space is little, and mode transfer is convenient, and more economize energy, cost is lower, and cost performance is higher, can improve clamp force further, develops the combined type injection (mo(u)lding) machine of more large-tonnage type.
The object of the present invention is achieved like this: a kind of combined type injection (mo(u)lding) machine, comprise support, the injecting systems that each device is driven by motor, the conjunction clamping system comprising two pieces of templates and four pull bars, hydraulic system, electric control system and model etc., it is characterized in that: close the scheme that clamping system adopts electronic and fat pressure, pneumatic, hydraulic pressure combines; What the die open/close movement of the Long travel of moving platen adopted motor to drive can not the transmission mechanism of self-locking, and folding mould device to be arranged on support under moving platen; The model of short stroke closes and requires the pressurization of the applying clamp force of exerting oneself greatly, pressurize operation adopts fat pressure, be arranged on the fat cylinder pressure on four angles at the solid plate back side, with its rod chamber for fat presses chamber, its rodless cavity is cut-in pressure water or compressed air then, so as the smooth backhaul of fat pressure cylinder piston, open model; The fat pressure chamber of four fat cylinder pressures is by a fat press pump Gong Give lubricating grease, the closed lipid pressing system comprising four fat cylinder pressures and a fat press pump instead of traditional hydraulic system, and fat press pump adopts the screw mechanism driving pump moving part of energy self-locking and installs near the solid plate back side; Pull bar one end is connected fat pressure cylinder piston, and the other end is through moving platen corner apertures and have one section of equidistant circumferential cannelure, angle, four, the moving platen back side is arranged match with pull bar cannelure split lock block type bolt device.
Of the present invention can not the transmission mechanism of folding mould device of self-locking be ball screw framework or pinion and rack or cog belt mechanism, support is parallel to each fastening linear rolling track in front and back of transmission mechanism, the slide block of fastening linear rolling track under moving platen.
Of the present invention can not self-locking folding mould device transmission mechanism drive motors adopt servomotor, servomotor is accurately located, moving platen is accurately moved to and splits the position that lock dog can insert each cannelure on pull bar, the control panel of described electric control system is provided with the selector selecting cannelure.
Pull bar of the present invention is rectangle through the cross section of one section of equidistant circumferential cannelure of one end of moving platen corner apertures.
The rolling cover moving the rolling moving sets coordinated with pull bar is set in the corner apertures of moving platen of the present invention.
Fat press pump of the present invention is driven by motor.
Lock dog, in vertical plane, is split by air cylinder driven in the face of splitting of splitting lock dog matched with pull bar cannelure of the present invention, and drive cylinder block to be fastened on the center, the back side of half lock dog, this half lock dog is provided with symmetrical two cross-drilled holes up and down; Be connected through two screw rod one end of two cross-drilled holes and second half lock dog, the other end is connected by means of a connection piece and cylinder piston rod, described in split lock block type bolt device slide be fastened on the angle at the moving platen back side.
The glide path splitting the slide of lock block type bolt device of the present invention arranges rolling element.
Folding mould device of the present invention is provided with position block mechanism, during matched moulds, block rises and makes moving platen accurately suspend in the position of splitting lock dog and can insert a certain cannelure on pull bar, split lock dog insert cannelure time block fall, so that fat pressure cylinder piston pull bar pulls moving platen, closed model, pressurization, control panel is provided with the selector selecting cannelure.
The maximum axial deflection that the stroke of fat pressure cylinder piston of the present invention is greater than cannelure slot pitch adduction clamping system adds to be split lock dog and inserts the maximum axial gap that pull bar cannelure produces.
Because combined type injection (mo(u)lding) machine of the present invention instead of traditional hydraulic system with closed lipid pressing system, make working media easily seal and make it without Leakage with lubricating grease, production environment is clean; Make working media dwell time length with lubricating grease, make its more economize energy; Make working media with lubricating grease and can increase substantially operating pressure, make to improve clamp force further, developing more large-tonnage type becomes possibility; Hydraulic noise is not had as working media with lubricating grease.Moreover because the requirement short stroke only fat pressure being used for playing its advantage, the model of exerting oneself greatly close, apply pressurization, the pressurize operation of clamp force, lower manufacture cost can be realized when providing larger lock mold clamping force like this.The more important thing is due to fat press pump adopts can the screw mechanism driving pump moving part of self-locking, the system that achieves is from pressurize, and ftercompction and release are also very convenient, such that complete machine structure is simpler, energy-conservation significantly, work is more reliable.Closing clamping system adopts two to pull formula structure, the maximum axial deflection that the stroke of fat pressure cylinder piston is only greater than cannelure slot pitch adduction clamping system adds to be split lock dog and inserts the maximum axial gap that pull bar cannelure produces, therefore hydraulic cylinder that formula structure adopts pulled by fat cylinder pressure and pull bar and existing two and pull bar compares much shorter, make the closed curve of combined type injection (mo(u)lding) machine clamp force of the present invention shorter, system rigidity is higher, be more conducive to improve goods precision, more compact structure, complete machine floor space is less.In addition can not the ball screw framework of self-locking or pinion and rack or cog belt mechanism to be used for the transmission of folding mould be that the speed that utilizes them in Long travel, little transmission of exerting oneself is fast, efficiency is high, strong point that is energy-conservation, that also can make a concession.And the rodless cavity cut-in pressure water of fat cylinder pressure or compressed air, the smooth backhaul of fat pressure cylinder piston, to open model, for require to open mould power larger time use press water, use compressed air time less, press water or compressed air require are all very large, accelerate and open mould speed.Splitting lock dog by air cylinder driven is then utilize that pneumatic structure is simple, cost is low, speed is fast, free of contamination advantage.The rolling cover and the fat press pump pump chamber that arrange rolling moving sets in the corner apertures of moving platen have four interfaces to press chamber interface to connect with the fat of each fat cylinder pressure respectively, four tube connector latus rectum is enough large, length is as far as possible short, fat press pump is installed near the solid plate back side, all makes pull bar piston easily reset.Being arranged on bursting at the seams in vertical plane and rolling moving sets is set on its guide groove and cylinder being driven like a cork split lock dog to move back and forth of lock dog is split by what match with pull bar cannelure.Pull bar is also had to have the structure of one section of cannelure through one end of moving platen corner apertures and driven by servomotor ball-screw is used for the transmission of folding mould and combines and make mode transfer become one to be simply easy to operate, as long as select corresponding cannelure just passable after die change on the selector of the selection cannelure of control panel.In addition each device of its injecting systems is driven by motor, and it must have the economize energy of electric injection moulding machine and the higher advantage of processing technology accuracy.Therefore the present invention a kind ofly integrates multiple transmission advantage, the combined type injection (mo(u)lding) machine higher than existing electric hydaulic combined type injection (mo(u)lding) machine cost performance.Not only can be used for medium and small type, be more suitable for large type and super-huge machine.
(4) accompanying drawing explanation
Fig. 1 is the structure diagram of embodiment of the present invention combined type injection (mo(u)lding) machine;
Fig. 2 is the schematic diagram of the closed lipid pressing system that the embodiment of the present invention adopts;
Fig. 3 is the structure diagram splitting lock block type bolt device that the embodiment of the present invention adopts.
(5) detailed description of the invention
Embodiment is illustrated in figure 1 a kind of combined type injection (mo(u)lding) machine, and in figure, 1 is support, and 2 is the injecting systems that each device is driven by motor, 3 is moving platen, and 4 is solid plate, and 5 is pull bar, 6 is fat press pump, 7 is fat cylinder pressure, and 8 is ball screw framework, and 9 is fat pressure cylinder piston, 10,11 lock dog is split for two halves, 12 for splitting the driving cylinder of lock dog, and 13 for splitting the slide of lock block type bolt device, and 14 is the guide rail of moving platen.The scheme that the conjunction clamping system comprising moving platen 3, solid plate 4 and four pull bars 5 adopts electronic and fat pressure, pneumatic, hydraulic pressure combines; What the die open/close movement of the Long travel of moving platen 3 adopted motor to drive can not ball screw framework 8 transmission of self-locking, and folding mould device to be arranged on support 1 moving platen 3 times.The model of short stroke closes and requires the pressurization of the applying clamp force of exerting oneself greatly, pressurize operation adopts fat pressure (see Fig. 2), be arranged on the fat cylinder pressure 7 on four angles at solid plate 4 back side, with its rod chamber A for fat presses chamber, its rodless cavity B then cut-in pressure water or compressed air, so as the smooth backhaul of fat pressure cylinder piston, open model; The fat pressure chamber A of four fat cylinder pressures 7 is by a fat press pump 6 Gong Give lubricating grease, fat press pump 6 pump chamber C has four interfaces to press chamber A interface to connect with the fat of each fat cylinder pressure 7 respectively, the closed lipid pressing system comprising four fat cylinder pressures 7 and a fat press pump 6 instead of traditional hydraulic system, and fat press pump 6 adopts the screw mechanism driving pump moving part of energy self-locking and installs near solid plate 4 back side.Pull bar 5 one end is connected the piston 9 of fat cylinder pressure 7, and the other end is through moving platen 3 corner apertures and have one section of equidistant circumferential cannelure.What on angle, four, moving platen 3 back side, setting and pull bar 5 cannelure matched splits lock block type bolt device (see Fig. 3), the face of splitting that two halves split lock dog 10,11 is driven by cylinder 12 in vertical plane, the cylinder body of cylinder 12 is fastened on the center, the back side of half lock dog 10, and half lock dog 10 is provided with symmetrical two cross-drilled holes up and down; Be connected through two screw rod one end of two cross-drilled holes and half lock dog 11, the other end is connected by means of the piston rod of a connection piece and cylinder 12, and the slide 13 splitting lock block type bolt device is fastened on the angle at moving platen 3 back side.
The present invention carries out work as follows: moving platen 3 by ball screw framework 8 drive to move on guide rail 14 already set up split the position that lock dog 10,11 and pull bar 5 aim at through a certain cannelure of one end of moving platen 3 corner apertures, cylinder 12 rodless cavity connects compressed air, split lock dog 10,11 to close, fat press pump 6 starts, lubricating grease enters the fat pressure chamber A of fat cylinder pressure 7, by piston 9, pull bar 5, moving platen 3 is pulled by means of splitting lock dog 10,11, model is closed, pressurize, produce clamp force, ball screw framework 8 is made a concession simultaneously.Injection, pressurize.Fat cylinder pressure 7 rodless cavity B cut-in pressure water or compressed air when opening mould, fat press pump 6 motor reversal simultaneously, piston 9, pull bar 5 backhaul, model is opened, and the lubricating grease in the fat pressure chamber A of fat cylinder pressure 7 is pushed back the pump chamber C of fat press pump 6, and cylinder 12 rod chamber connects compressed air, split lock dog 10,11 to open, ball screw framework 8 reverses, and drive moving platen 3 on guide rail 14, move to the position drawing off goods, liftout attachment ejects goods.
Claims (10)
1. a combined type injection (mo(u)lding) machine, comprise support, the injecting systems that each device is driven by motor, the conjunction clamping system comprising two pieces of templates and four pull bars, hydraulic system, electric control system and model etc., it is characterized in that: close the scheme that clamping system adopts electronic and fat pressure, pneumatic, hydraulic pressure combines; What the die open/close movement of the Long travel of moving platen adopted motor to drive can not the transmission mechanism of self-locking, and folding mould device to be arranged on support under moving platen; The model of short stroke closes and requires the pressurization of the applying clamp force of exerting oneself greatly, pressurize operation adopts fat pressure, be arranged on the fat cylinder pressure on four angles at the solid plate back side, with its rod chamber for fat presses chamber, its rodless cavity is cut-in pressure water or compressed air then, so as the smooth backhaul of fat pressure cylinder piston, open model; The fat pressure chamber of four fat cylinder pressures is by a fat press pump Gong Give lubricating grease, the closed lipid pressing system comprising four fat cylinder pressures and a fat press pump instead of traditional hydraulic system, and fat press pump adopts the screw mechanism driving pump moving part of energy self-locking and installs near the solid plate back side; Pull bar one end is connected fat pressure cylinder piston, and the other end is through moving platen corner apertures and have one section of equidistant circumferential cannelure, angle, four, the moving platen back side is arranged match with pull bar cannelure split lock block type bolt device.
2. combined type injection (mo(u)lding) machine according to claim 1, it is characterized in that: described can not the transmission mechanism of folding mould device of self-locking be ball screw framework or pinion and rack or cog belt mechanism, support is parallel to each fastening linear rolling track in front and back of transmission mechanism, the slide block of fastening linear rolling track under moving platen.
3. combined type injection (mo(u)lding) machine according to claim 1, it is characterized in that: described the drive motors of transmission mechanism of folding mould device of self-locking can not adopt servomotor, servomotor is accurately located, moving platen is accurately moved to and splits the position that lock dog can insert each cannelure on pull bar, the control panel of described electric control system is provided with the selector selecting cannelure.
4. combined type injection (mo(u)lding) machine according to claim 1, is characterized in that: described pull bar is rectangle through the cross section of one section of equidistant circumferential cannelure of one end of moving platen corner apertures.
5. combined type injection (mo(u)lding) machine according to claim 1, is characterized in that: arrange the rolling cover moving the rolling moving sets coordinated with pull bar in the corner apertures of described moving platen.
6. combined type injection (mo(u)lding) machine according to claim 1, is characterized in that: described fat press pump is driven by motor.
7. combined type injection (mo(u)lding) machine according to claim 1, it is characterized in that: the described face of splitting of splitting lock dog matched with pull bar cannelure is in vertical plane, split lock dog by air cylinder driven, drive cylinder block to be fastened on the center, the back side of half lock dog, this half lock dog is provided with symmetrical two cross-drilled holes up and down; Be connected through two screw rod one end of two cross-drilled holes and second half lock dog, the other end is connected by means of a connection piece and cylinder piston rod, described in split lock block type bolt device slide be fastened on the angle at the moving platen back side.
8. combined type injection (mo(u)lding) machine according to claim 7, is characterized in that: described in split the slide of lock block type bolt device glide path on rolling element is set.
9. combined type injection (mo(u)lding) machine according to claim 1, it is characterized in that: described folding mould device is provided with position block mechanism, during matched moulds, block rises and makes moving platen accurately suspend in the position of splitting lock dog and can insert a certain cannelure on pull bar, split lock dog insert cannelure time block fall, so that fat pressure cylinder piston pull bar pulls moving platen, closed model, pressurization, control panel is provided with the selector selecting cannelure.
10. combined type injection (mo(u)lding) machine according to claim 1, is characterized in that: the maximum axial deflection that the stroke of described fat pressure cylinder piston is greater than cannelure slot pitch adduction clamping system adds to be split lock dog and insert the maximum axial gap that pull bar cannelure produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415735.6A CN104441514A (en) | 2013-09-13 | 2013-09-13 | Composite injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415735.6A CN104441514A (en) | 2013-09-13 | 2013-09-13 | Composite injection molding machine |
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|---|---|
| CN104441514A true CN104441514A (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310415735.6A Pending CN104441514A (en) | 2013-09-13 | 2013-09-13 | Composite injection molding machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06218783A (en) * | 1992-10-22 | 1994-08-09 | Billion Sa | Hydraulic closing device of injection press and injection press with said device |
| CN2772799Y (en) * | 2005-03-02 | 2006-04-19 | 宁波高新协力机电液有限公司 | Open and close flashboard lock moulding device of injection machine with double board |
| JP2007098799A (en) * | 2005-10-05 | 2007-04-19 | Ube Machinery Corporation Ltd | Die closing device |
| CN101021223A (en) * | 2006-02-16 | 2007-08-22 | 彭道琪 | Closed lipid pressing system |
| CN102444776A (en) * | 2010-10-12 | 2012-05-09 | 彭道琪 | Grease pressing pump |
-
2013
- 2013-09-13 CN CN201310415735.6A patent/CN104441514A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06218783A (en) * | 1992-10-22 | 1994-08-09 | Billion Sa | Hydraulic closing device of injection press and injection press with said device |
| CN2772799Y (en) * | 2005-03-02 | 2006-04-19 | 宁波高新协力机电液有限公司 | Open and close flashboard lock moulding device of injection machine with double board |
| JP2007098799A (en) * | 2005-10-05 | 2007-04-19 | Ube Machinery Corporation Ltd | Die closing device |
| CN101021223A (en) * | 2006-02-16 | 2007-08-22 | 彭道琪 | Closed lipid pressing system |
| CN102444776A (en) * | 2010-10-12 | 2012-05-09 | 彭道琪 | Grease pressing pump |
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Application publication date: 20150325 |